In the following index, CPAE volumes are indicated by bold Arabic numbers. For any given volume, page numbers in italics indicate editorial apparatus; a lowercase “n” following a page number indicates an endnote to an Einstein document; and a lowercase “c” indicates a reference to the Calendar. Entries are listed under the appropriate English heading; institutions, organizations, and concepts that have no standard English translation are listed under their German designation. “Albert Einstein” is abbreviated to “AE” in subentries. Other abbreviations used are “DPG” for “Deutsche Physikalische Gesellschaft,” “ETH” for “Eidgenössische Technische Hochschule,” “GDNÄ” for “Gesellschaft Deutscher Naturforscher und Ärzte,” “KWG” for “Kaiser-Wilhelm-Gesellschaft,” “KWIP” for “Kaiser-Wilhelm-Institut für Physik,” and “PAW” for “Preußische Akademie der Wissenschaften.”

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

A

8-Uhr Abendblatt,
7:106, 287n, 348n
Aall, Anathon (1867–1943),
9:532
Aarau, Canton of Aargau
AE’s stay in,
1:10–42 passim, 372–373
See also Aargau Kantonsschule; Müller-Winteler, Marie; Winteler family; Winteler, Jost; Winteler, Pauline
Aarau Töchterinstitut und Lehrerinnenseminar,
1:234n, 238n, 385, 389
Aardenne, Gijsbert van (1888–1983),
9:228, 268, 403, 415, 457, 508; 10:262, 298, 403, 480
AE on,
9:352
Aargau, Canton of, Department of Education agreement with Swiss Federal School Council,
1:24n, 25
Aargau Kantonsschule,
1:lxvlxvi, 11, 12, 28, 217, 372–373; 2:42, 110; 8:850n; 9:91n
AE’s difficulties in French at,
1:17, 18, 28
AE’s Entrance Report at,
1:13–14
AE’s friends at
(see Byland, Hans; Wohlwend, Hans)
AE’s Gedankenexperiment on light at,
1:12, 372
AE’s grades at,
1:16–17, 23
AE’s music examination at, report on,
1:21
AE’s studies at,
5:34
curriculum at,
1:359–361
history and organization of,
1:10–12
Matura examinations at: AE’s,
1:25–42;
at Gewerbeschule,
23–25
teachers, list of AE’s,
1:359–361 (see also Ganter, Heinrich; Mühlberg, Friedrich; Rennhart, Martin; Tuchschmid, August)
textbooks at,
1:361
Winteler family, AE boards with,
1:12, 14, 17–18, 19 (see also Winteler family; Müller-Winteler, Marie; Winteler, Jost; Winteler, Pauline)
Abbé, F., AE’s landlord at Wittelsbacherstraße,
10:106, 122n, 131n
Abderhalden, Emil (1877–1950),
8:887; 9:45n; 10:260
Aberration,
2:435; 3:165–166; 4:53, 104n, 422, 545; 6:26–27, 44, 45, 55, 67n, 392, 457, 526, 536n; 7:127–128n, 178n, 246, 310, 321n, 466
relativistic expression for,
2:262, 295–297, 447, 486n
stellar,
2:255, 262, 297, 447, 486n
See also Stokes, George: theory of aberration of
Abraham, Max (1875–1922),
1:259n; 2:270, 306n, 307n, 309n, 523; 4:122–128, 141, 143, 505, 621n; 5:120n, 190n, 232n, 251n, 449, 455, 595, 597n; 7:321n, 355; 8:145, 205, 305, 548, 549n, 803; 9:7; 10:22, 67
AE invites,
5:242
AE meets with,
8:282
AE on,
5:189, 231
AE quotes,
4:183, 186
AE’s response to criticism by,
4:181–186, 190, 621n; 5:595
on AE’s theory of gravitation,
10:17
electrodynamics of moving media, paper on,
5:162n;
AE on,
161
electron model of,
2:254, 270, 308n, 310n, 371, 410, 412n, 461, 553n; 5:57; 8:840, 913
general relativity, criticism of, AE on,
5:588
gravitation theory of,
4:122, 124, 126, 130, 141, 143, 186, 187n, 299, 488, 501n, 505, 506, 509, 615; 5:394n; 10:17
AE’s criticism of,
5:395, 408, 413, 418, 420, 421, 430, 436, 447, 483, 550
AE’s criticism of modified version,
5:505
controversy with AE on,
4:122–128, 130, 179n, 181–186, 187n, 190, 488, 501n, 615, 621n, 622n; 5:394, 394n, 406, 480, 501
equations of motion in,
5:465, 467
Laub’s work, criticism of,
5:231
leaves Milan for Zurich,
8:146n
ponderomotive forces of,
5:119;
AE on,
308
radiation theory, discussion with Wien on,
5:57, 59, 448n
recommends Ehrenfest as AE’s successor in Prague,
5:446
sarcasm of,
8:206n
special relativity, work on,
4:84, 92, 107n
University of Zurich, candidacy for chair at: AE’s recommendation of,
5:447;
negative decision on,
448n
in Zurich,
10:25
Absolute differential calculus,
10:25
Absolute motion of solar system, from eclipses of Jupiter’s moons,
10:516
Absolute rest.
See Rest, absolute
Absorption,
2:142–143, 145, 167n; 3:535–536, 547n
coefficient,
3:542–543
and coherence,
3:540, 547n, 574
and emission,
3:457, 517, 535–536, 542, 558
of γ-rays,
8:874, 875
infrared,
3:503, 504n, 542, 547n
of light,
8:246
maximum,
2:243, 389, 405
of radiation,
3:500, 504n, 506n, 540, 542
temperature dependence,
3:312n
time factor in,
3:504n, 541
in universe,
8:393
See also Light; Radiation
Absorption spectra.
See Spectra, absorption
Academia, scholarly ideals in, AE on,
9:194
Académie des Sciences, Paris,
3:519n
Academy for the Science of Judaism.
See Akademie für die Wissenschaft des Judentums
Academy of Sciences, Royal Danish.
See Royal Danish Academy of Sciences and Letters
Academy of Sciences, Royal Dutch.
See Royal Dutch Academy of Sciences
Acceleration,
3:xxviii–xxix, 6, 13–14, 22–24, 31, 81, 124–125, 143, 466; 6:466, 517–518
absolute,
3:487; 7:371n
absolute and relative,
4:194–195, 484, 547, 585, 618, 620
addition, law of,
3:16
constant,
2:487n, 495
effect of on measuring rods and clocks,
8:392
of electrons,
3:543
of fluid elements,
6:400
and frames of reference,
3:175n, 480, 487
and gravitation,
2:274, 436, 476, 495; 6:8, 280, 282n, 287–288, 292, 405, 469–472, 474–475, 529–530, 531, 537n; 7:116–118, 121n, 266, 354, 357n (see also Equivalence principle)
influence of
on rate of clock,
2:476–480
on shape of a body,
2:476–480
proper,
2:495n; 4:131, 147; 6:407, 408n;
uniform,
4:194
space-time and field of,
4:131–134
transformation
(see Transformation)
See also Motion: accelerated; Relativity, principle of
Acceleration transformation.
See Transformation: acceleration
Ackermann-Teubner, Alfred (1857–1941),
5:75n
Acoustic research,
9:127–128
Acoustics,
8:433
molecular
(see Molecular acoustics)
Acta Mathematica, honoring memory of Poincaré,
9:308
Action
at a distance,
2:581; 3:xix, 178, 178n, 252, 253n, 358; 6:123, 467; 7:308–309, 316, 349n
local,
7:308–309, 372, 407
principle of least
(see Least action, principle of)
propagation of with superluminal velocity, impossibility of,
2:424–425
quantum of
(see Quantum: of action)
Action and reaction, principle of,
2:114, 525, 527–528; 3:15, 42, 44, 136, 255–256, 257n, 316, 360, 392; 4:124, 156–161, 567, 610
in AE’s and Laub’s electrodynamics of moving media,
5:131, 132n, 253
in AE’s theory of static gravitational field,
5:430n, 486n
in Lorentz’s electrodynamics,
5:149n
Adams, Edwin (1878–1956),
7:570n–571n, 573n, 576n, 590
Adams, Walter (1876–1956),
5:316, 317n, 328, 330, 347, 354, 355, 357; 10:249
Adapted coordinates.
See Coordinates: adapted
Addition of velocities, law of,
3:134, 146, 155, 160–162, 372; 4:33, 48–50, 53; 6:53–55, 449–452; 7:523
in classical mechanics,
6:434–435, 444, 450
Newtonian,
2:257
relativistic,
2:290–292, 302, 444–446, 448, 569–570; 3:160
Adiabatic change of state.
See Change of state: adiabatic
Adiabatic invariants,
4:272
Ehrenfest’s theory of,
3:562n; 5:564; 6:36–37, 39n; 8:12–13, 15, 19, 23, 28, 42, 386, 555, 642–643
discussion between Ehrenfest and AE on,
8:19, 23, 28
publications on,
8:961
Adiabatic process.
See Change of state: adiabatic
Adler, Emma (1905–1979?),
8:480
Adler, Felix (1911–1981?),
8:480n
Adler, Friedrich (1879–1960),
3:578, 581; 5:199n, 264; 7:121n; 8:410, 420, 432, 447, 451, 479, 486, 488, 489, 899; 10:78–80
AE asks Zangger to help,
8:409
AE offers help to,
8:394, 432, 438
AE volunteers as witness at trial of,
10:78
on AE’s candidacy for chair in Prague,
5:254n
amnesty for,
8:829n
apartment in Zurich of,
8:403
assassinates Stürgkh,
8:394
character of,
8:394, 409, 441; 10:73–74, 79–80
coordinate systems, manuscript on,
8:403, 437, 438, 480, 494n, 844n–847n; 10:80, 82
discussion with AE on,
8:828, 840–844, 848, 881–883, 899–901, 906–908, 913–914
death penalty for,
8:403, 829n
intervention on behalf of,
8:409; 10:xxxiv, 73–74, 79, 81
Kant and Mach, plan of book on,
8:395n, 402, 480
Mach’s nag ridden by, AE on,
8:441, 444, 451
Nauheim, leaves GDNÄ meeting in,
10:600c
on perihelion motion of Mercury,
8:421
on prison conditions,
8:828–829
on privileged frame,
8:403
on relativity of rotation,
8:403
scientific work in prison,
8:480n
solicits AE’s signature on appeal of amnesty for Hungarian people’s commissars,
10:484
sympathy for,
8:464
trial of,
8:404n, 494n
University of Zurich, course at,
5:199; 8:403
velocity-dependence of electron form and mass, discussion with AE on,
8:908, 913
Weyl, criticizes book of,
8:848
Adler, Johanna (1903–1978),
8:480
Adler, Josef (1844–1918),
5:239n; 10:96
Adler, Kathia (1879–1969),
8:394, 404n, 442n, 464, 479, 497; 10:198
AE offers to help,
8:394
AE plans to visit,
497
AE visits,
829n
visits Friedrich Adler,
8:480
Adler, Paul (1878–1910),
5:238, 239n
Adler, Rosa (1855–1935),
5:238, 239n; 10:96
Adler, Saul (1895–1966),
7:436n
Adler, Victor (1852–1918),
8:394, 442n, 1005c; 10:82
AE visits in Vienna,
5:258n
Adler-Germanishskaya, Katerina.
See Adler, Kathia
Adn.
See Einstein, Hans Albert
Adolf Friedrich, Duke of Mecklenburg,
9:281n
AEG.
See Allgemeine Elektrizitätsgesellschaft
Aegeri, Canton Zug,
9:270, 303, 307n
Eduard Einstein in sanatorium in,
10:xxxvii
Aepfelkammer tavern,
5:252
Aerodynamics,
2:430; 8:287, 577
Aerostatics,
2:430
Afanas’jeva, Sonya,
8:13; 9:222, 227, 248, 457
Agar-agar, for Elsa Einstein,
10:122
Agram (Zagreb),
1:294.
Ahrenshoop,
10:xxxvi
Airfoil designed by AE,
6:401, 402n
test of,
8:577n;
in wind tunnel,
10:106n
theory of,
8:287
Airolo, Canton of Ticino,
1:lxv, 372
Airplane
gyrocompass for,
7:190
model by Hans Albert Einstein,
10:xxxii, xxxvi
rotation along vertical axis,
7:192
Akademie für die Wissenschaft des Judentums,
9:168n, 553c
Akademie Olympia.
See Olympia Academy
Akademische Verlagsgesellschaft.
See Publishers
Akademisch-Pädagogischer Verein, Vienna, expresses sympathy for AE,
10:597c
Al-Azhar University,
9:213n
Albert Einstein Donation Fund.
See Albert-Einstein-Spende
Albert, Kurt, contributes to Albert-Einstein-Spende,
10:372
Albert-Einstein-Spende,
9:359, 388n, 448n, 585c, 589c, 606c, 614c, 616c; 10:372n, 571c, 577c, 582c, 601c
appeal for contributions to,
9:593c
board of trustees, members of,
10:578c
contributions to,
10:372, 527, 582c
popular lecture on,
9:613c
Albis, Canton Zurich,
10:41
Albrecht, Sebastian (1876–?),
10:249
Algeciras, act of,
8:173
Alldeutscher Verband,
7:112, 282n; 8:629n, 746n
Allen, Ethel,
9:588c, 594c
Allen, Stanley (1873–1945),
8:158
Allgemeine Elektrizitätsgesellschaft (AEG),
8:400n, 451n
contributes to Albert-Einstein-Spende,
10:372
legal dispute with Sannig & Co.,
7:242–243
Allgemeine Gesellschaft für chemische Industrie m.b.H.,
9:570c
“Allgemeine Nährpflicht,”
7:129; 9:609c
Allgemeine Studentenausschüsse, and Deutsche Studentenschaft,
9:179n
Allgemeine Studenten-Vertretung an der Technischen Hochschule Dresden, invites AE to lecture,
10:590c;
accepted,
591c, 608c, 612c, 613c
Allies
AE on,
9:281
guarantee of democracy in Germany,
9:513
in Versailles Peace Treaty negotiations,
9:110
See also Versailles Peace Treaty
Alloys
electrical conductivity of,
5:337, 338
electrical resistance of,
5:318
Alpha particle,
2:577, 586; 7:339
Als-Ob conference (Halle),
9:493, 532, 611c; 10:xlv, 246, 262, 265, 275, 288, 298–299, 573c, 576c, 586c
AE cancels participation in,
10:267, 268, 277
ignorance of relativity at, Petzoldt on,
10:332
Wertheimer on,
10:260–261.
See also Philosophy: of Als-Ob; Vaihinger, Hans
Alte Münze restaurant,
5:115n;
AE on,
5:114
Althoff, Friedrich (1839–1908), on academic appointments,
9:142
Altmann, Victor, proposes prize for essay on relativity and Als-Ob philosophy,
10:586c
Amberg, Ernst (1871–1952),
1:298, 362, 363; 9:271; 10:227, 236–237, 330n
American Jewish Congress,
9:17n
American Jewish Physicians’ Committee,
7:436n
American Relief Administration,
7:332n;
European Children’s Fund of,
7:332n
Amerika Institut,
9:605c
Amorphous substances, thermal research on funded by KWIP,
9:560c
Ampère, André-Marie (1775–1836),
1:200; 2:xxv; 3:357, 565
magnetism, work on,
6:145, 151, 153, 173, 191
Ampère’s molecular currents,
6:39n; 7:586–589 10:320
AE’s and De Haas’s experiment on,
6:145–149, 151–169, 173–188, 195, 231; 8:63, 76, 79, 84n, 85, 88, 91, 117, 120–121, 135, 299; 10:345, 533
calculational error in,
8:123
disturbing effects in,
8:97, 175
effect measured,
6:148; 7:585n;
by Beck,
9:7n, 16, 57
effort spent on,
8:136
evaluation of,
8:116
Herzfeld on,
10:531–532, 549
Ioffe on,
10:404
manuscript on,
8:116
Möller on,
10:574c
paper on,
8:135;
correction to,
127
phase, relative, of torque and angular displacement in,
6:163–164, 170n, 183–184, 189n, 195
skepticism toward results of,
8:134
sources of error in,
6:148, 159–160, 161–162, 180–182
AE’s experiment on,
6:271–275; 8:157, 162, 175, 185, 197, 261; 10:28, 39
De Haas’s experiment on,
8:157, 159, 162, 197, 340n
literature on,
10:502
See also Electron: circulating intra-atomic
Amsterdam Academy of Sciences.
See Royal Dutch Academy of Sciences
Amtsgericht Berlin,
8:975n
Analogy arguments
AE’s,
3:114, 128n
Nernst’s,
3:545n
Anarchism,
7:124n
Andersen, Hans Christian (1805–1875),
8:635;
The King’s Robe,
9:155
Andreyev, Ivan (1880–1919),
5:540n
Andromache,
10:171n
Aner, Karl (1879–1933),
9:71
Anglo-American University Library for Central Europe,
9:511, 529, 533, 612c; 10:334
Angular momentum,
2:522; 3:26, 63–67, 73, 101; 4:454
conservation of,
4:350, 355, 374–376
inner,
6:192
law of conservation of,
6:152, 174, 192 (see also Area law)
and magnetic moment
(see Magnetic moment: and angular momentum)
Annalen der Philosophie,
8:886–888
Annalen der Physik,
1:xl, 267, 304, 315, 375, 377; 7:103, 349n
AE’s reading of,
2:260
Ansbacher, Bernardo (1845–1914),
1:282; 5:12, 16n, 479n
Ansbacher, Julie (1845–1933),
1:287, 296; 5:403, 404n, 479n; 10:206–207, 210
Ansbacher, Luigi (1878–1956),
1:258, 262, 296; 5:23n, 183n, 403, 404n, 479n
AE visits,
5:183
stay in Hechingen of,
5:23
Ansbacher family, Alfred Stern’s visit to,
5:479
“Anschaulichkeit.”
See Physics: intuitive quality of
Anschütz & Co.,
8:790, 811–812, 832, 837, 857
AE’s expert opinions on dispute between Sperry Gyroscope Company and,
6:137–143, 143n, 144n, 146, 207–210
legal dispute with Gesellschaft für nautische Instrumente,
7:81–84
legal dispute with Kreiselbau Co.,
7:190–195
patent of,
7:81–84, 192–195
Anschütz-Kaempfe, Hermann (1872–1931),
7:xxix, 84n–85n; 8:837, 838, 857, 858n, 863, 864n; 10:430, 531, 549
AE stays with,
10:xlvi, 431
endowment of,
10:452
experiment on terrestrial magnetism,
10:457–458, 533, 544
on gyrocompass,
10:457, 533, 543–544
invites AE,
9:7; 10:458, 531, 533, 544
offers honorarium to AE,
10:533, 544
proposes scientific lecture in Munich,
10:543
Anschütz-Stöve, Reta (1897–1961),
10:431
Anti-Oorlog Raad,
8:118n, 186, 206n, 869n
session in Bern,
10:36
Antipodal point, stellar light from,
8:412
Anti-relativists,
7:xxxixxxii, 101113, 279n, 357n
AE’s response to,
7:345–347
and anti-Semitism,
7:102, 106, 112, 348n
appeals to common sense by,
7:105, 118–119, 357n–358n
Anti-relativity meeting at Berlin Philharmonic Hall.
See Philharmonic Hall, Berlin, anti-relativity meeting at
Anti-Semitism,
9:169, 522
in academic circles,
9:230n, 269n, 489, 494;
AE on,
268
AE on,
9:230, 287, 352, 492
AE on causes of,
7:290, 294, 427
AE as target of,
7:625; 9:612c
AE’s housing difficulties in Berlin as caused by, Winteler-Einstein on,
9:307n
at AE’s lecture course,
7:286; 9:423n
AE’s reaction to German,
7:xxxvi
and assimilation,
7:289–291
campaigns in Germany,
9:489
in Kiel,
9:230
methods of defense against,
7:290–291
in Munich Volksschule,
1:lx n
in physics departments of German universities,
1:282
in Poland,
8:964n
psychological origin of,
7:290
role of in preserving Jewish identity,
7:427–428, 430n
in Russia,
7:429n; 8:18
“science”of,
7:427, 429n
as theme in German politics,
7:101
Zionist and Central-Verein differences on,
7:292n
See also Pogroms
Anti-War Council.
See Anti-Oorlog Raad
Aphelion,
4:351, 354; 6:241
Appeal
“An die Europäer,”
6:69–70; 8:78n, 276n, 342n, 505n, 762, 763, 832n; 9:476n; 10:29
“An die freie Jugend aller Stände und Völker,” AE signs,
9:552c
“An die Kulturwelt,”
6:70n; 8:78n, 104n, 157n, 171n, 285, 286n, 637n, 774, 931n; 9:476n
AE on mitigating circumstances,
9:163
and Anglo-German relations,
9:245n
authors of,
9:122n
and bitterness against Germany, in France and Belgium,
9:114, 121
revocation, prospects of,
8:176
signatories of,
8:170, 345, 347n
signatures for, collection of,
8:155
“April 1919,”
9:33
“Aufruf des deutschen Geistes zum Sozialismus,” new version,
9:94–96
For a Peace of Reconciliation,
8:1010c
“Für den Aufbau des jüdischen Palästina,” AE signs,
9:193, 579c
“Für die Unabhängigkeit des Geistes,”
9:575c;
AE signs,
102, 105, 110, 134–135;
Schmidt supports,
102
Harnack-Fischer, on electoral reform in Germany,
10:96
in favor of republican constitution
AE prepared to sign,
10:242
AE signs,
574c
of the Intellectuals,
8:151n, 342n, 837n
Spring 1919 appeal,
9:106n
to join Demokratische Partei,
8:1029c–1030c
“Un Appel, Fière Declaration d’Intellectuels,”
9:575c;
AE signs,
102, 564c
Appell, Paul (1885–1930),
8:171n, 335
Applications, for funding for
acoustic research,
9:127–128
air pump,
9:589c;
pending,
615c
analyzing “ice-core” process,
8:1022c
atmospheric physics,
9:565c;
rejected,
566c; 10:570c
battery and discharge tubes for research on light emission: pending,
10:568c;
granted,
568c
coal cutter,
8:1014c
compass and water wheel,
8:1015c
crystal structure of metals and alloys,
9:556c, 567c
determination of elementary electric charge,
10:582c;
pending,
589;
granted,
609c
developing melting technique,
8:1014c
developing temperature gauge,
8:1016c
diffusion pump,
9:581c;
rejected,
583c
electrical oscillations,
9:556c;
granted,
560c, 567c
electrometer,
9:563c;
rejected,
566c;
granted,
613c
electron impact measurements,
9:612c;
granted,
613c
elementary electric charge, static determination of,
10:603c;
pending,
611c, 612c
equipment for research on high-frequency resonance in iron-containing circuits,
9:557c;
rejected,
561c
Fricke’s theory of gravitation, publication of
8:1018c, 1019c
geophysical instruments,
9:579c;
rejected,
581c; 10:570c
high-voltage batteries for X-ray spectroscopy,
9:556c;
granted,
560c
high-voltage battery and maintenance,
10:579c 591c;
pending,
582c;
granted,
609c
infrared spectra of gases,
10:587c;
granted
602c
instrument for recording current curves, granted,
10:604c
instruments to measure elementary electric charge,
9:558c;
granted,
560c, 568c
instruments for photoelectric measurements in astrophysics,
9:557c;
rejected,
561c
mathematical assistance,
9:102n;
granted,
560c
medical inventions,
8:1020c
mercury for research on light emission of atoms,
9:556c, 562c;
granted,
561c, 563c
meteorological station,
9:556c;
rejected,
561c
method to transform heat into mechanical work,
8:1014c
microphotometer,
9:551c;
granted,
554c
molecular velocities, vapor pressure, molecular diffusion, X-ray spectroscopy,
9:571c
perpetuum mobile,
8:1019c
photochemical research,
9:601c;
granted,
613c
photoelectric research,
10:583c;
pending,
584c, 586c;
granted,
609c
Physikalische Berichte,
9:598c;
granted,
603c
quartz spectrograph,
9:337;
pending,
10:579c, 583c;
granted,
9:613c; 10:609c
radiometer, theory of,
9:559c;
granted,
560c, 568c
redshift measurements,
9:38;
granted,
561c
research instruments, granted,
9:563c
research on
influence of magnetic field on intensity of band spectra, granted,
9:568c
influence of magnetic field on molecular-forces in liquid crystals,
9:555c, 558c;
rejected,
562c
influence of magnetic field on spectral lines,
9:557c
insulators, heat conductivity of commercial
9:566c;
rejected,
566c
mechanics and heat theory,
8:1025c
photochemistry,
9:601c;
granted,
613c
photoelectricity and X-rays,
9:559c;
granted,
560c, 567c
quantum theory of monatomic gases,
9:19;
rejected,
561c
radiation formula, reserved,
9:561c;
granted,
571c;
postponed,
576c
refractive index and absorption coefficient of metals in infrared region,
9:557c;
granted,
560c
thermal research of solid amorphous substances,
9:560c
research stipend,
9:21;
rejected,
562c
short wavelength electric waves, production of,
9:557c;
granted,
560c, 562c
solar redshift measurement of, granted,
9:591c
specific heat of solids at low temperature,
9:557c;
granted,
560c, 567c
spectral lines, intensity of,
10:604c;
granted,
609c
spectroscopic instruments,
9:569c;
granted,
613c
Stark effect,
9:558c;
granted,
560c, 568c
stipend,
9:555c, 563c, 579c;
rejected,
68, 564c
smoke consumption,
8:1022c
study of telescope and color photography,
8:1023c
voltage recording instrument, granted,
10:604c
X-ray diffraction research,
8:821–822;
granted,
823, 1024c
X-ray spectroscopy,
9:559c;
granted,
560c, 562c, 567c, 613c; 10:585c, 609c;
pending,
607c;
declined,
611c
X-ray tube,
10:609c
Approximations,
2:386–387. See also Limit, Newtonian
Arago, François (1786–1853),
9:333
Arbeiterfürsorgeamt der jüdischen Organisationen,
7:240n–241n
Arbeitsgemeinschaft deutscher Naturforscher zur Erhaltung der reinen Wissenschaft,
7:105, 348n; 10:382, 388n, 388, 400n, 401n, 407n, 407, 417n, 418n, 419n, 427n, 452n, 470n, 593c
Hennig on,
10:594c
invites AE to lecture,
10:451–452
meeting at Berlin Philharmonic Hall
(see Philharmonic Hall, Berlin, anti-relativity meeting at)
Archimedes,
1:337; 8:764n, 941
Archimedes’ spiral,
3:196, 244n
Arc-length,
6:89, 90, 306, 307
Arco, Georg Count von (1869–1940),
9:xliv, 34n, 34, 43n, 65n, 71, 132, 343n, 347, 358; 10:486
on AE’s worldview,
9:347
invites AE to Monistenbund,
9:347–348
letter to Kammerer on heritability,
9:505
Bund “Neues Vaterland,” signs circular of,
8:947
requests AE’s opinion on Kammerer 1919,
10:486–487
requests court expert opinion from AE on legal dispute over Meissner’s patent,
10:486
supports Nicolai,
9:475
supports Rausch von Traubenberg,
9:291
Vereinigung Gleichgesinnter, nominates AE for membership in,
8:342n
Area law,
2:410; 3:28, 33–35, 57, 65–67; 4:350, 374, 387n, 395n, 439n, 441n, 471n; 6:238–239, 240
Area velocity,
4:350, 353, 355, 374, 403n
Aristotle, on heredity,
10:92
Arkad’ev, Vladimir (1884–1953),
10:603c
on restoration of international connections among scientists,
10:319
Arkhangelsky, Aleksandr (1877–1926),
10:418n, 465n, 469n
Arndt-Gymnasium,
8:14n
Arnold, Libert,
5:244
Arons, Leo (1860–1919),
8:945; 9:475
chromoscope of,
7:205n
courage of political convictions of,
7:xxxviii, 203
loses position,
7:205n, 283n
obituary for,
7:205n
open letter to Rector and Senate of University of Berlin,
8:946n
as physicist,
7:203–204
Arosa,
10:85, 91–92, 100, 103, 103n, 109, 121, 138, 141n, 157n, 158, 167, 181n
AE in,
9:5
De Sitter in sanatorium in,
9:238, 295; 10:477, 500
Einstein, Eduard in sanatorium in,
10:xxxivxxxv, 84, 86, 91, 92, 98, 99, 102, 104, 105, 136, 139, 144, 145, 181, 185
Fokker in sanatorium in,
9:238, 295; 10:287
good for AE’s health,
10:140, 169
Arrhenius, Svante (1859–1927),
4:561; 5:16n; 8:946; 9:308n, 552c
book by, Stodola’s comments on,
5:125
comet tails, theory of,
6:360
on dissociation,
5:13, 16n
on entropy of universe,
5:125
Art, AE on,
9:572c
Aryan physics,
7:111
Aschkinass, Emil (1873–1909),
3:413n
Assicurazioni Generali, Trieste, Italy,
1:305
Assimilation, relationship to anti-Semitism,
7:289–291
Association for Combating Anti-Semitism.
See Verein zur Abwehr des Antisemitismus
Association of German Universities.
See Verband der Deutschen Hochschulen
Aston, Francis (1877–1945),
10:365, 513, 524
on isotopic composition of neon,
9:316
Astronomy,
6:22, 242, 243n, 359–361, 372, 475, 493–494, 517, 551; 7:xxviii
AE urges support for in Germany,
10:357
measurement of position and time in,
7:143, 146n, 197–198n
Astrophysical Observatory, Potsdam,
4:607n; 6:360; 7:423–425n; 8:204n, 225n, 260n, 262n, 293, 386n, 413, 563, 605, 608, 684n; 9:14n, 158n, 167n, 275n, 385, 603c, 614c, 616c
affiliation of Freundlich to,
8:601
candidates for directorship of,
8:322–324
reservation of astronomers at toward general relativity,
9:157
Asymmetries.
See Electrodynamics of moving bodies: asymmetries in formulations of; Symmetries
Atlas Works
legal dispute with Signal Co.,
7:472–478n, 480–481
patent of,
7:472–478n, 480–481
Atmospheric motions,
1:220
Atomic hypothesis.
See Atomic-molecular hypothesis
Atomic-molecular hypothesis,
1:xl; 2:xviii, xix, 46, 51, 95n–96n, 172, 177178, 207208, 218, 221, 222, 504, 396n; 586; 3:136; 283284, 414n; 6:282n, 523, 535n
compressibility treated on the basis of,
3:412, 526–527
reality of
Mach’s views on,
2:207, 218
nineteenth-century debates on,
2:207
Ostwald’s views on,
2:207, 218
See also Atoms
Atomic theory,
6:147
AE’s use of,
5:10, 17
of electricity,
2:, 208, 222, 504, 585
of matter
(see Atomic-molecular hypothesis)
See also Charge, elementary; Quantum: of matter
Atomic vibrations.
See Vibrations: atomic
Atomism, Mach’s skepticism of,
5:204n
Atoms,
3:517n
absolute size of, as designation for Avogadro’s number,
5:217
of action,
2:585
attractive forces between
(see Molecular force)
as carriers of heat,
2:405
constitution of,
8:821–822; 10:482
degrees of freedom of,
2:383
distance between,
3:468
of electricity
(see Charge, elementary; Electrons)
and electrons,
3:514n
evidence of,
3:508n
existence of
(see Atomic-molecular hypothesis)
kinetic theory of
(see Kinetic theory: of atoms)
mass of,
3:468, 470
as mass points,
2:351
mean kinetic energy of,
3:471–472, 521
size of,
3:422
structure of,
10:303
thermal oscillations of,
3:527
See also Force: interatomic; Molecular dimensions; Molecules; Oscillations: atomic
Aubel, Edmond van (1864–1941),
9:114; 10:303n
Auer, Leopold (1845–1930),
5:306, 308n, 479
Auer von Welsbach, Carl (1858–1929),
5:438n
Auer-Aktien-Gesellschaft, Schweizerische,
10:xxxv
Auergesellschaft.
See Deutsche Gasglühlicht Aktiengesellschaft
Aufruf.
See Appeal
Auskunfts- und Hilfstelle für Deutsche im Ausland und Ausländer in Deutschland, Rotten’s membership in,
8:371n
Austria
conflict with Serbs,
5:508n
difficulties of obtaining scholarly literature,
9:45n, 485
economic situation
9:260, 373
social politics in,
9:436
union with Bavaria,
9:92
universities under government control and funding,
9:437n
Austria-Hungary.
See World War I
Austrian Academy of Sciences,
9:73
awards Baumgartner Prize to AE and De Haas,
8:756n, 1009c; 10:91, 106
Austrian Chemical-Physical Society,
9:133n
Austrian consulate, refuses Ehrenfest passport,
8:702n
Austrian Technical Testing Bureau.
See Technische Versuchsanstalt
Auwers, Arthur von (1838–1915),
8:87
Avenarius, Richard (1843–1896),
2:xxv; 8:539, 547, 887
Avogadro’s law,
1:100; 3:181, 212, 245n; 5:280
Avogadro’s number,
2:46, 53, 108n, 136, 171, 176177, 179, 180, 182, 212, 221, 396n; 3:181, 189, 243n, 284, 311n; 4:111, 562, 564n; 8:913
alternative German designations for,
3:243n; 5:218n
determination of: Perrin’s,
5:216;
Planck’s,
217
See also Loschmidt’s number
Axalp,
5:136n
Axenstraße, Canton of Uri,
1:280
Axiomatic method.
See Method: axiomatic
Axiomatics, Schlick on Reichenbach’s understanding of,
10:454
Axioms,
2:xxiii, 255. See also Principles: of physics; Theory of principle
Axioms of geometry.
See Geometry: axiomatic
Azimuth-top,
6:138
Azzolini, Margherita (1881–?),
10:148, 231

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A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

B

Baade, Walter (1893–1960),
8:426
Babelsberg Observatory.
See Royal Prussian Observatory
Bäbler, Johann Jakob,
1:359, 360
Bach, Johann Sebastian (1685–1750),
1:21n; 8:345, 346, 401n
Notenbüchlein für Anna Magdalena Bach,
9:340n
St. Matthew Passion,
9:453n, 495, 503
Bach, Rudolf.
See Förster, Rudolf
Bachem, (Franz Xaver?),
9:610c
Bachem, Albert (1888–1957),
6:514; 7:106, 271, 281n, 347, 349n, 575n; 9:xxxix, 37, 86, 296n, 324–325, 328n, 330–332, 335, 342, 347n, 353, 355, 385–386, 401, 457, 478–479, 482, 596c, 598c, 610c; 10:xlix, 248–249, 346, 372
on redshift of solar spectral lines,
10:337, 365
Bachmann, Ernst (1888–1977),
8:175n
Bächtold, Johanna (1852–1927),
1:58, 59n, 213, 314n
Bacon, Francis (1561–1626),
6:279
Bad Nauheim.
See Gesellschaft deutscher Naturforscher und Ärzte, meeting in Bad Nauheim
Baden, Max Prince von (1867–1929),
8:930n, 932n
Badische Anilin- und Sodafabrik,
8:895n; 9:158n
Baeck, Leo (1873–1956),
9:169n
Baeyer, Otto von,
10:606c
requests KWIP funds for determination of elementary electric charge,
10:582c;
granted
609c;
pending,
589c
Bahn, Carlota de,
9:484n
Bahn, Otto,
9:484
Balfour Declaration.
See Palestine: Balfour Declaration on
Balfour, Lord Arthur (1848–1930),
9:17n, 255n
Baltischwiler, ?,
3:576
Balzac, Honoré de (1799–1850),
5:546; 10:160
Banachiewicz, Tadeusz (1882–1954),
8:258
Bancelin, Jacques,
2:170, 180182; 3:416, 418n; 5:271; 7:343n
viscosity of mastic emulsions, experiments on,
5:267n;
discrepancy with AE’s prediction,
218n, 266, 267n, 268
Bandi, Benvenuto (1905–1926),
5:592n; 8:10n
Bandi, Ernst (?–1906),
8:10n; 10:101n
death of,
5:45n, 581n;
AE’s condolences,
44
Bandi, Ernst (1907–1991),
5:592n; 8:10n
Bandi-Winteler, Rosa (1875–1962),
1:388; 5:3n, 531, 531n, 588, 590; 8:9, 10
AE visits,
5:591, 592
business problems of, AE’s advice on,
5:580, 589
plans for boardinghouse in Winterthur,
5:580n
wedding of, Bessos as witnesses at,
10:101
Bär, Richard (1892–1940),
8:916, 933; 9:152, 192; 10:296
on atomistic structure of electricity,
8:904
on experiments of Ehrenhaft,
8:935
fractional electron charge, experiments on,
9:7n
stopper potential, paper on,
8:911
Bär, Sara (1862–1925),
1:248, 249n
Barberis, Giovanni,
1:282
Barbusse, Henri (1873–1935),
7:216n–217n, 491n; 9:322, 323n, 331
and Clarté movement,
9:103n, 321
signatory of “Un Appel, Fière Declaration d’Intellectuels,”
9:102
Barker, Ernest (1874–1960),
7:433n
Barkla, Charles (1877–1944), invited to Third Solvay Congress,
10:303
Barnard, E. E.,
9:550c
Barnard Medal,
10:571c, 575c, 576c, 584c, 591c
Barnett, Samuel (1873–1956),
6:145, 149, 232n, 271; 8:197
AE and De Haas on work of,
6:149, 231, 276n
experiment on magnetism,
6:149, 231
Barometer, mercury, vacuum in,
6:519
Barrows, David,
10:524n
Barth publishing house.
See Publishers
Bartscht, Artur, expresses sympathy for AE,
10:594c
Bas-Bulaneck, Henri (1871–1927),
8:400
Basel,
3:254, 257n. See also Schweizerische Naturforschende Gesellschaft: meeting in Basel; Schweizerische Physikalische Gesellschaft: meeting in Basel
Basel conference on Hebrew University.
See Hebrew University of Jerusalem: scholars’ conference in Basel on
Bassewitz, Gerdt von (1878–1923),
9:360n
Bataafsch Genootschap der Proefondervindelijke Wijsbegeerte,
9:133n;
AE invited to membership in,
9:234n, 572c
Batavian Society for Experimental Philosophy.
See Bataafsch Genootschap der Proefondervindelijke Wijsbegeerte
Bateman, Henry (1882–1946),
8:436, 570n
Battelli, Angelo (1862–1916),
1:285, 287; 5:16n;
on dissociation,
12
Battelli’s equation.
See Equation of state: Battelli’s
Bauch, Bruno (1877–1934),
9:76n
Bauer, ?,
3:576
Bauer, Hans (1891–1953),
7:101
Bauer, Otto (1882–1938), solicits signature for amnesty petition for Hungarian people’s commissars,
10:605c
Baumer, Cäcilia (1872–1962),
1:321
Baumer, Carl (1874–1955),
1:321, 325, 326n
Baumgartner Prize, awarded to AE and De Haas,
8:756n, 1009c; 10:91, 106
Baur, Emil (1873–1944),
5:540n
Baur au Lac,
10:101, 110n
Bavaria
Soviet Republic in,
9:xliv, 30;
Laue fights against,
60; 10:452
union with Austria,
9:92
war with Württemberg,
6:211
Bavarian Academy of Sciences,
2:271; 8:217n, 261n
Bayrischer Schützenkorps, Laue joins,
9:60
Beatenberg, AE’s trip to,
5:5
Becher, Erich (1882–1929),
9:45n
Beck, Carl (1864–1952),
7:436n; 10:545
on Americans’ opinion of Germans,
10:545–546
offers services to AE for U.S. lecture tour,
10:546
on organizing financial aid for German and Austrian universities,
10:545–546
Beck, Emil (1881–1965),
8:441, 443; 9:7n, 16, 57; 10:79
Beck, Günther (1856–1931),
5:284n
Becker, August (1879–1953),
9:74
Becker, Carl (1876–1933),
8:953; 9:196n, 205, 217, 269n, 475, 589c, 600c, 604c, 605c; 10:357n, 569c
and academic policy in Germany,
9:206n
and Geodetic Institute,
9:194
and physics professorship at University of Bonn,
9:194
problems of education, lecture on,
10:431
on state funding for general relativistic research,
9:275n
Becker, Emma (1887–?),
5:406n
Becker, Oskar (1889–1964),
10:260
Beckman, Bengt,
10:521n
Beckmann, Ernst (1853–1923),
5:16n, 511, 598n; 9:488n
appointment of, terms of,
5:514n
on dissociation,
5:13
Beer, Fritz,
10:285
Beethoven, Ludwig van (1770–1827),
1:lxii, 21, 321n; 8:305; 10:156, 436n
Mondschein Sonata, played by Hans Albert Einstein,
10:138
Sonata pathétique, played by Hans Albert Einstein,
10:140
Behrens, Peter,
9:350n, 481
Beiblätter zu den Annalen der Physik
AE’s reviews for,
2:xix, 109111
Ehrenfest’s reviews for,
2:109110
founding of,
2:109
reviewing procedures of,
2:109110
Beilis, Mendel (1873–1934),
7:429n; 8:19n
Belgian Freemasons, against atrocities by German Army,
9:54n
Belgian intellectuals, help private commission to investigate German war crimes,
9:120
Belgium
German atrocities in,
8:347n, 702n
German soldiers provoked in,
8:929
See also Louvain
Belgrade, possible teaching position for AE and Einstein-Marić in,
5:23n
Bell Manufacturing Co.,
5:304
Belli, Giuseppe,
5:52;
induction machine of,
5:51
Beltrami, Eugenio (1835–1900),
4:343n; 8:690n
Beltrami’s first and second operators, generalized,
4:196, 205n, 215n, 217n, 220n, 330
Bendel, Hedwig,
1:321n
Benndorf, Hans (1879–1953),
9:393n, 399
Bennet, Abraham, induction machine of,
5:51
Bennett, P. R., on simultaneity of distant events,
10:600c
Bentheim (Germany),
10:247, 252;
Ehrenfest’s violin confiscated in,
247
Benzingen (Germany),
9:129n, 133n, 574c; 10:xxxvii, xlvi, 97n, 115n, 118n, 120n, 121, 123n, 128–134, 173n, 203n, 204n, 206n, 208n, 209n, 210–213, 215n, 216n, 330, 337n, 342, 343n, 346, 362, 373, 403n, 418, 420n, 430n, 444–446, 449n, 454, 459, 461, 464, 590c
Brandhuber in,
8:431n
food supply in,
8:511
foot and mouth disease in,
10:445
See also Brandhuber, Camillus; Ensingen
Berg, Otto (1874–?),
8:882, 900
Berge, von, Chief of Staff, Oberkommando in den Marken, on passport applications,
8:1016c
Berger, Joseph,
1:349
Berger, Julius (1863–1948),
9:xlvi, 153, 181n, 193, 213n, 222n;
on AE’s interest in Zionism,
198n
Bergman(n), Hugo S. (1883–1975),
7:223, 230, 447n; 8:337n; 9:xlvi, 153n, 181n, 222, 240, 316n, 352, 364, 582c
on AE’s time in Prague,
9:211
invites Courant, Ehrenfest, Epstein, Landau to Basel conference on Hebrew University,
9:240
on requirements for Hebrew University,
9:211–212, 240
solicits statement from AE on founding of Hebrew University,
9:365, 601c
Bergmann, Else Fanta (1886–1969),
9:212, 222, 241
Bergmann, Ernst (1881–1945),
9:45n; 10:260
Bergson, Henri (1859–1941),
8:491; 10:368
AE on,
10:27
Berligne, Bella,
9:353n
Berlin
AE
on advantages of living in,
10:27
compares with Zurich,
10:496
considers leaving,
10:419
declares loyalty to,
10:209, 210, 213
feels close to,
10:415
on inhabitants of,
5:574
on police in,
8:167n, 210n
on staying in,
10:429, 488
bad public security in,
8:965
child mortality rates in,
9:498
economic deprivation in,
9:498
food shortage in,
8:963n
Landwirtschaftliche Hochschule of
(see Landwirtschaftliche Hochschule, Berlin)
postwar hardship in,
9:130, 139, 252, 486
proclamation of the republic in,
10:184
rationing of clothing in,
10:48n
residences of AE in
Ehrenbergstraße 33,
10:22n
Haberlandstraße 5,
10:xxxii, 106, 114, 120–121, 131, 133;
plan of,
8:562n
Wittelsbacherstraße 13,
10:xxxii, 106, 121, 131n
scientific life in,
10:364–365
strikes in,
9:130n
Technische Hochschule of
(see Technische Hochschule Berlin)
University of
(see University of Berlin)
See also Abbé, F.; Meissners
Berlin, Greater, municipal council of, contributes to a planned Einstein institute,
10:570c, 575c, 577c
Berlin Jewish Community Council.
See Jüdische Gemeinde Berlin, Vorstand
Berlin newspapers, and eclipse expedition of 1919,
9:238n
Berlin Philharmonic.
See Philharmonic Hall, Berlin
Berlin-Babelsberg, observatory at.
See Royal Prussian Observatory
Berliner, Arnold (1862–1942),
6:231, 232n; 7:102103, 121n; 8:59, 640, 648, 655, 902n, 974n, 994c, 1028c; 9:xxxiv, 31–32, 156, 157n, 252, 258, 386, 388n, 472, 614c; 10:xxxviii, 275, 419n, 426, 444, 509
on anti-relativists,
10:382
Nordström, requests AE’s opinion on paper of,
8:950
proposes new edition of Einstein 1918k,
10:382
on publication of AE’s opinion on book by Schmidt,
10:505–506
Schneider, requests AE’s opinion on dissertation of,
10:382
Berliner Goethebund,
8:187, 193, 200. See also Einstein, Albert: Politics
Berliner Illustrirte Zeitung,
7:xxxii; 10:xxxviii
Berliner Tageblatt,
7:xxxix, xl, 106, 109110, 124n, 220n, 225226, 282n, 297n, 340n, 348n, 443n, 444n; 10:xxxviii, xxxix
abandonment of pacifism during the war,
9:28n;
AE on,
28, 306
political perspectives,
9:29n
See also Wolff, Theodor
Berliner Zeitung am Mittag,
7:108
Bern,
10:224
AE on,
1:332
AE’s feeling of loneliness in,
10:497
AE’s stay in,
1:xxxvii, 326, 327n, 331–340 passim, 376, 377
conference in,
10:271
University of
(see University of Bern)
Bernays, Paul (1888–1977),
7:62n; 8:933, 950; 10:54
critique of special relativity,
6:11, 18n
on philosophy of Nelson,
8:934
solid body in general relativity, discussion with AE on,
8:934–935, 951
Bernheim, ?,
1:272
Bernheimer (Bernheim), Jette.
See Koch, Jette
Bernheim-Karrer, Jakob (1868–1958),
8:454; 10:72, 75
Bernoulli, August (1879–1939),
5:390n, 478n; 6:39n; 9:301, 315, 329
AE on,
5:390; 6:32, 39n; 9:487
University of Basel, appointment to chair at,
5:456n;
AE on,
455, 468
Bernoulli, Johann I,
5:469n
Bernoulli, Johann II,
5:469n
Bernstein, Aaron (1812–1884),
1:lxii
Bernstein, Eduard (1850–1932),
8:869n, 961n
Bertrand, Joseph (1822–1900),
2:119
Berufsamt für Akademiker E.V.,
9:610c, 611c
Besso, Bice (1890–1965), tutored by Winteler-Einstein,
5:12n
Besso, Ermina (1852–1922), Michele Besso visits,
5:47n
Besso, Giuseppe (1839–1901),
1:267, 303, 304n, 305, 309, 378
Besso, Marco (1843–1920),
8:581n; 10:135
Besso, Marco Tullio (1880–1898),
1:215
Besso, Maria.
See Ruiz, Maria Besso
Besso, Michele (1873–1955),
1:230n, 258, 266, 282–283, 300, 303, 306, 330; 2:178, 264, 306, 309n, 310n, 408n; 4:110, 344–346, 356–359, 618; 5:11n, 18n, 32n, 40, 187n, 204n; 8:9, 48n, 51n, 91, 178n, 198, 201, 203, 210, 213, 218, 220n, 223, 250, 257n, 279, 281, 283, 285, 286, 315, 318, 320, 324, 329–332, 338n, 339, 347, 367, 372, 390n, 402n, 404, 408, 409, 441, 443, 446, 451, 455, 477, 497, 501n, 502, 509n, 511, 512n, 515, 568, 574, 590, 598, 615n, 755, 801, 814, 831, 835, 853, 858, 864, 870, 904, 958; 9:74n, 79, 129n, 130n, 293, 340n, 342, 374n, 486–487, 500, 530; 10:xxxii, 37, 39, 42, 44–45, 48–49, 57, 62, 67–70, 72, 75, 78–79, 81, 83, 98–99, 115, 123–124, 135–137, 142, 153n, 160–161, 164, 171, 175, 175n, 180, 191, 343, 346, 384, 512, 540, 591c
address in Zurich,
8:280n
AE
advises to take vacation,
8:998c
asks for help of in understanding general relativity,
8:305
auditor of in Bern,
8:287
called closest friend of,
8:815
on character of,
10:43, 116
collaboration with,
8:102n, 210n, 212n, 236n
collaboration with on perihelion motion of Mercury
(see Perihelion motion of Mercury, AE’s and Besso’s manuscript on)
compassion with,
8:669
on divorce and remarriage of,
8:188, 832n
on duties of to Einstein-Marić,
8:188
encourages Hans Albert Einstein to visit,
8:219–220
friendship with,
8:815; 10:44
on himself as sounding board for,
10:540
on inaugural lecture of as gesture toward Lorentz,
10:540
invites,
8:189
knows way of thinking of,
10:384
lectures on papers of,
8:305
on meeting with sons of,
8:188
plays music with,
8:446n
on sensitivity of,
8:318n
AE invites to: Berlin,
8:515;
Prague,
5:295
AE misunderstands salutation of,
8:317, 318;
AE on,
1:258, 282–283, 285
AE thanks
for helping Einstein-Marić and sons,
8:311
for hospitality,
8:497, 511
for supporting Adler,
8:451, 453
AE visits,
8:168, 283, 284
Besso, Marco, works in library of in Rome,
8:569n, 581n, 598n, 669n, 851; 10:136
Besso-Winteler, Anna, relation to,
8:788
biography,
1:378–379
Buddhist character of, AE on,
9:326
on coal shortage in Switzerland,
8:581
departure from Zurich for Trieste,
5:531
on dissociation,
5:13
Einstein, Eduard
accused by AE of spending too much on hospitalization of,
10:143n
on illness of,
10:103
Einstein, Hans Albert
on correspondence with,
8:234
on feelings of toward AE,
8:212, 219
praises,
10:346
Einstein-Marić
discussion with on meeting AE,
8:281n
on duties of to AE,
8:188
on feelings of toward AE,
8:212
helps,
8:311
on illness of,
8:316, 321
on reserve fund for,
8:581
visits,
8:209
electron theory of metals, on paper by Oseen on,
8:445
expert opinions, works on,
8:445
general relativity, draft of lecture on,
8:305n
Gorizia, move to,
5:296n
and Guillaume,
10:xlviii
ill in Prague,
5:531
intellect and character, praised for,
10:43
intends to join a monastery,
9:161, 170
intends to return to Swiss Patent Office,
9:190, 293, 326
interdisciplinarity, praised for,
10:188
intermediary between AE and Einstein-Marić ,
8:321
in Krummenau,
8:189n
lectures on patent law at ETH,
10:188
marriage to Anna Besso-Winteler,
1:2581n, 388
on past and present,
10:177
patent law, lectures on,
8:284, 287, 304, 330n, 444, 452, 580
on perihelion motion of Mercury,
8:373, 374
on redshift,
10:541
on relationship between AE and Einstein-Marić,
1:266, 314
on relativity,
8:81
on reversibility and irreversibility of time,
10:176
on rotating magnets in general relativity,
10:354
sails with AE in Zurich,
10:41
on Schwarzschild solution,
8:373–374
as sounding board for AE’s ideas on physics,
1:xl, 225, 258, 285
on Spinoza,
10:177
Stodola’s lectures at ETH, attends,
5:219n
Swiss Patent Office, appointment at,
5:41n
unworldliness of,
9:170n
urges Weyl to publish Raum–Zeit–Materie,
8:663
visit to Zurich in fall 1919,
9:190
visits AE
in Lucerne,
10:114, 116
in Prague,
5:314
in Zurich,
5:524n
visits Ermina Besso in Trieste,
5:47
visits Zangger,
8:940
on Weyl’s theory,
10:176, 354
Winteler, Rosa, wedding witness of,
10:101n
and Winteler-Einstein, financial problems of,
5:16n
Besso, Vero (1898–1971),
1:258, 378; 5:12n, 187n, 322, 339, 382, 404, 438n, 589, 604; 8:189, 285, 350, 404, 444, 445n, 446n, 451, 497, 667, 941; 9:294n; 10:103, 135, 151, 153, 349
AE proposes practical work for,
10:349
AE’s gifts to,
5:310, 438
defends Besso-Winteler,
10:151–152
engaged to Brönnimann,
10:541
private instruction of,
5:296
visits AE,
10:114
Winteler-Einstein, on character of,
10:152
Besso family,
5:186; 10:102
Besso-Winteler, Anna (1872–1944),
1:12, 18n, 258, 267, 378, 388; 5:3, 3n, 12n, 187n, 320n, 322, 339, 344n, 382, 589, 604; 8:318, 351, 497, 511, 598, 633, 677n, 678; 9:4n, 294, 342; 10:xxxii, 63, 98, 116, 128, 136, 148, 150n, 153n, 154, 171
AE
bill for,
8:665, 666
on female members of family of,
8:669n
harsh letter to,
8:788, 815
on plan of remarriage of,
8:668–669
on marriage of,
10:148, 152–153, 160, 17
on AE neglecting his sons,
10:90
AE squabbles with,
8:819
burdened with work,
10:102
character of, AE on,
10:116
Einstein-Marić
on housekeeping of,
8:1032, 1033
offends,
8:788; 10:164
praised by AE for financial help to,
10:136
takes care of,
8:515
home of as potential boardinghouse for Eduard Einstein,
10:134
ill,
8:374, 941
takes care of AE,
10:129
visits AE,
10:114
Winteler-Einstein, feelings regarding,
10:152
Bestelmeyer, Adolf (1875–?),
2:272
Beta rays,
2:586; 3:173; 4:545, 554, 613; 6:458; 8:706
deflectability of,
2:270, 305–306, 368, 372n, 458
experiments on mass of electrons in,
2:267, 272, 459–461 (see also Kaufmann, Walter: experimants on electron mass)
kinetic energy of electrons in,
2:458
See also Cathode rays; Electrons
Bethanienheim hospital,
8:443, 452n, 458n; 10:xxxiii, 79
Bethmann Hollweg, Theobald von (1856–1921),
8:507n, 524n; 9:13n;
open letter to,
8:997c
Beugger, Selina (1828–1901),
1:58n
Bezirksgericht,
8:885n, 960n, 971n
Bianchi identities,
7:139n, 180n, 183n, 456n;
contracted,
8:229n, 230, 236, 238, 646, 689n
Bible,
9:143
Bibliothèque Nationale,
9:284
Bidlingmaier, Friedrich (1875–1914),
8:61
Bie, Oscar (1864–1938),
9:392
expresses sympathy for AE,
10:392–393
Bieberbach, Ludwig (1886–1982),
9:142
Biegel, R. A.,
5:540n
Bielersee accident,
8:185
Binary stars,
8:88, 91, 214, 470, 560;
observations of, in test of emission theory of light,
5:523, 524n, 555, 555n
Biological selection,
9:506. See also Kammerer, Paul
Biot-Savart law,
1:201; 2:523; 4:14; 7:526–527
Birencweig, Gabryela,
5:244
Birge, Edward (1851–1950), approaches University of California regarding AE’s lecture tour in U.S.,
10:523n–524n
Birkeland, Kristian (1867–1917),
8:370
Bismarck, Otto von (1815–1898),
8:341, 342n, 507n, 872, 959; 10:463
Bjerkén, Pehr (1859–1919),
8:370
Bjerknes, Carl (1825–1903),
10:462
Bjerknes, Vilhelm (1862–1951),
10:488
on AE’s invitation to University of Oslo,
10:462
on gravitation and inertia,
10:462
Bjerrum, Niels (1879–1958),
10:313
rotational spectra, theory of,
9:457, 458n
spectrum of HCl,
10:356, 443
Black body,
2:134, 167n
Black-body radiation,
2:106, 134, 151, 152, 155, 163, 167n, 180, 350, 472, 543, 576–582; 3:xx, 423n, 457, 506n, 545n, 562n; 4:100, 109, 154, 167, 270, 280, 288, 322, 561, 562; 6:366–368, 382, 383, 390; 8:673
AE on,
1:235–237, 294–295
AE’s reading of Planck’s papers on,
1:xl
AE’s study of,
2:xx, 135; 5:26, 27n
application of statistical mechanics to,
2:99, 105–107
energy density of,
2:375; 3:178n, 451–452, 455n, 539, 562n
energy fluctuations of,
2:xviii, xx, 105, 106, 134, 139, 146, 213, 214, 545–546, 551n–552n, 585; 3:xviii, xix, 177, 178n, 451–454, 454n–455n, 533–539, 546n, 556
energy spectrum of,
2:108n, 134, 135, 375, 377n, 379
entropy of,
2:137, 155–157, 160, 375–376, 575
AE’s criticism of Planck’s views on,
5:49
Planck on,
5:49
experimental studies of,
2:144, 167n, 168n, 173, 551n
momentum fluctuations in,
2:215, 546–547, 552n, 583n
Planck law for,
1:287n; 2:xx, 134, 136137, 138, 139, 141, 144, 146, 154, 167n, 168n, 172, 180, 182, 218, 338, 345n, 351, 357n, 358n, 376, 382, 390n, 545–549, 575, 577, 581, 582;
derivation of,
134137, 146, 180, 351–352, 486n–487n; 3:xviii, 249, 281n, 284, 413, 422, 451, 454n–455n, 457, 506n, 524, 530–531, 534, 537, 543, 545n, 560; 4:112, 113, 115, 121, 270–273, 275–284, 289–292, 553, 562; 5:41, 579; 6:21–22, 30, 255, 364, 376, 377n, 382, 390, 395;
AE’s derivations of,
6:30–35, 366–368, 370n, 383, 387–388; 10:49, 347
AE’s and Stern’s derivation of, AE’s rejection of,
5:541
incompatibility with classical electrodynamics,
5:166, 171
Lorentz’s derivation of,
5:166, 172–173
simple derivation of,
8:329, 330, 332–333
Planck’s theory of,
2:xxi, 99, 135136, 143, 145, 153–154, 167n, 180, 350–354, 379–383, 404–405, 501n, 502n, 543, 550, 575–577, 583n
pressure fluctuations in,
2:xx, 134, 138139, 146, 546–547, 552n, 579–580
Rayleigh-Jeans law for,
2:46, 137138, 144, 167n, 377n, 381, 390n, 543, 546, 549, 550, 551n, 552n; 3:253n, 268n, 270, 279–280, 281n, 423n, 545n; 4:272, 280, 554; 5:359, 579; 6:382, 388; 8:445n
connection with classical mechanics and electrodynamics,
5:568
Lorentz’s proof of, AE’s criticism of,
5:192
and specific heat,
3:521–530
Stefan-Boltzmann law for,
2:106, 375; 5:27n
theory of,
2:99; 3:xxiii, 522
Weber’s semi-empirical law for,
2:108n, 135
Weber’s work on,
1:197n
Wien displacement law for,
2:54, 108, 135, 138, 375, 552n, 576; 5:27n, 41; 6:37, 40n, 368, 370n, 382, 388; 8:332, 445
AE’s use of,
5:42n
Besso on,
5:342
Jeans’s derivation of,
5:84n, 167
Wien distribution law for,
2:54, 136, 140, 157, 161, 163, 168n, 350, 354, 375, 545, 549, 55ln–552n, 580; 3:543, 555; 4:109–113, 115, 120, 121, 283, 291, 562; 6:382
Ehrenfest’s derivation of,
5:339
role of in AE’s work on photochemical equivalence,
5:413, 442
Thomson’s derivation of,
5:74n
See also Radiation; Radiation theory
Blanck, Anton (1881–1951),
9:285
Blaschke, Wilhelm (1885–1962),
10:337
invites AE to lecture in Hamburg,
9:616c
University of Hamburg, solicits AE’s opinion on candidates for chair at,
10:613c
Blasius, Heinrich (1883–1970),
9:123
Blau (Osramwerke),
9:462, 464
Blausee, AE’s and Solovine’s trip to,
5:27
Bleier, August (1882–1958), support for Leviné,
9:71
Bleuler, Eugen (1857–1939),
10:284n
Bloch, Helmut, expresses sympathy for AE,
10:393–394
Bloch, Werner (1890–1973),
3:7, 600; 9:115, 235, 520, 588c; 10:94, 138, 566c
AE on book by,
10:94
Blochmann, Richard, requests information on KWIP funding,
8:1025c
Blok, Petrus,
9:321n; 10:267n
Blondel, André-Eugène (1863–1938),
5:384n;
oscillograph of,
5:383
Blue of the sky,
6:577. See also Smoluchowski, Marion von
Blumenfeld, Kurt (1884–1963),
7:229232, 234235; 8:964n
meets with AE
9:181n, 193
Blumenthal, ?,
9:434n
Blumenthal, Otto (1876–1944),
2:254; 9:317, 449, 591c, 602c. See also Mathematische Annalen
Blumer, Dietrich,
9:139n
B’nai B’rith, Independent Order of Berlin,
9:610c
BNV.
See Bund “Neues Vaterland”
Boas, Franz (1858–1942),
7:494n, 495n
Boas, Ismar (1858–1938),
8:402n, 407, 410, 446, 452n, 855n, 920; 10:68, 74–75, 85, 101n
diagnoses AE with: gallstones,
10:74;
liver condition,
70, 72
proposes drinking cure for AE,
10:70
Bodmer-Weber, Fritz,
1:270, 271
Boëthius,
5:144n
Boguslavsky, Sergei (1883–1923),
10:471, 515, 516
Böhi, Paul (1883–1943),
2:217; 5:339n; 10:13n
doctorate of,
5:298n
experiments with Zangger on Brownian motion,
5:298n
Bohlin, H.,
9:556c, 560c, 567c, 570c
Böhmisch-Trübau,
5:423
Bohr, Niels (1885–1962),
6:147; 8:158, 326, 463, 561, 671, 706, 783, 784, 862, 913; 9:xlix, 15, 16n, 22, 110, 165, 166n, 216, 228, 351, 598c, 614c
AE praises,
10:364
on AE’s radiation theory,
9:390n
AE’s sympathy for,
10:244, 246
atom model of,
9:xlviii, 18, 75, 112, 124, 223n, 237, 369n, 458n;
AE on,
9:459
Berlin, lecture in,
10:244n
bigwig-free colloquium of,
10:322n
Copenhagen
AE visits in,
10:580c
invites AE to meet in,
10:321
pleased with AE’s planned visit to,
10:321
Dahlem, has lunch with AE in,
10:322n
enthusiam for AE,
9:351
meetings with AE in 1920,
10:xlvii, 321, 532
second rule of,
6:369, 388, 395
sends butter to AE,
10:244
Solvay Congress, Third: invited to,
10:303;
planned lecture at,
10:303
on Stern,
10:353
theory of spectra of,
6:364, 368, 388; 10:313
visits Leyden,
9:145
Bohr quantum condition,
7:484, 487n
Bohr-Norlund, Margrethe (1889–1884),
10:321
Boiling process,
1:123–130
Bois, Henri du (1863–1918),
5:549n
Bolle, Co., contractor of Potsdam tower telescope,
10:582c
Bolsheviks,
8:919
Bolshevism
AE on,
9:387
AE on success of,
9:387
agitation by,
7:241n
fear of,
7:225;
in Holland,
9:503
in Germany,
9:34n;
AE expects success of,
29
in Switzerland, AE on fears of,
9:306
theories of leaders of, AE on
7:125n
views on anti-Semitism,
7:429n
Boltzmann, Ludwig (1844–1906),
1:264, 265, 266, 273, 331n, 335; 2:xxiv, xxv–xxvi, 4, 40n, 42, 43, 44, 46, 142, 207, 217, 252, 252n, 376, 379; 3:xxii–xxiii, 7, 180, 289, 506, 506n, 532, 550; 4:529–532, 534n, 562; 5:18n, 99, 300, 411; 6:424, 577; 8:3, 4n, 21, 25, 30n, 483n, 897; 9:47, 470; 10:323n
AE committed to approach of,
2:46, 99, 102–103, 107n, 158, 207208, 376
AE criticizes,
2: 4849, 52, 175, 207208, 217, 543–544
AE improves upon,
2:47, 158, 545
AE on,
10:329, 340
AE’s interest in work of,
2:46, 211
and canonical ensemble,
2:4849
on dissociation of gases,
10:15
on elegance,
10:328
and entropy,
2:44, 110; 5:87 (see also Boltzmann principle)
and equipartition theorem,
2:4546, 49, 108n
and ergodicity,
2:49
Festschrift for,
2:44, 110, 121, 123, 128,
and gas diffusion,
2:252, 252n
Gastheorie,
3:78
AE’s reading of,
1:xxxix, 230, 260–261, 262, 265, 294, 315; 2:4, 43, 44, 48, 67, 207, 211, 336, 376
H-function of,
10:283, 292n
and kinetic theory of gases,
2:48, 57, 73n–74n, 102, 136, 175, 336, 543, 575; 4:529–532, 534n (see also Kinetic theory of gases: Maxwell-Boltzmann tradition in)
succeeded by Hasenöhrl,
5:413n
terminology of,
2:75n, 96n
and Van der Waals’s theory of fluids,
2:4
See also Complexions; Entropy: Boltzmann’s interpretation of
Boltzmann distribution,
2:167n, 216; 6:384; 10:347, 369n
for stars,
6:542
See also Maxwell-Boltzmann distribution
Boltzmann equation,
2:393; 3:506, 551–556
Boltzmann principle,
2:xx, xxvi, 41, 107n, 137, 158, 235n; 3:xxvi–xxvii, 250, 285, 287–290, 310, 311n, 506, 532–533, 535, 537–538, 556–558, 562n; 4:532, 534n, 562; 5:282; 6:30, 36–37, 39n, 366, 376, 385; 8:20–22, 26, 28, 555, 865
AE on validity of,
5:310, 321
AE’s definition of probability in,
2:214
AE’s inversion of,
2:138139
AE’s lecture on,
5:257n
AE’s lectures on statistical mechanics and,
3:599
AE’s naming of,
2:159, 168n
in AE’s paper on opalescence,
5:256
AE’s use of,
2:xx, 54, 146, 159–161, 214, 235n
applied to radiation by Laue,
5:42n
definition of probability in,
2:52, 136, 137, 139, 158, 214, 544, 575
and ergodic hypothesis,
3:287
and fluctuations,
2:139; 3:xxviii, 285, 297, 535
and irreversibility,
3:xxvii, 289, 550–552
and quanta,
3:xxvii
universal validity of,
2:146
Weiß’s application of,
5:166n
See also Entropy: and probability; Probability
Boltzmann’s constant,
2:5354, 75n, 108n, 167n, 344n, 390n; 3:253n, 413, 414n, 450–454, 454n–455n, 524, 557; 4:562; 5:27n; 6:366, 384
AE’s interpretation of,
2:xix
AE’s value for,
2:108n
definition of,
2:136
Bolza, Hans (1889–1986),
10:516
Boni, Nell,
7:443n
Bonn, University of.
See University of Bonn
Bonnin,
2:326, 326n
Book Center for German Prisoners of War, Bern,
9:323n
Book export control in Germany,
9:605c
Borchardt, Moritz,
8:656, 815n
Borel, Emile (1871–1956),
9:537n, 602c, 604c;
and Revue du Mois,
9:395
Borel and Cie.,
5:240n
Borgius, Walther (1870–1932), on problem of obtaining scholarly literature in Germany,
9:514
Bormann, Elisabeth,
10:336n
Born, Gritli (1915–2000),
8:819n; 10:336n
Born, Hedwig (1882–1972),
8:637, 835, 839, 1025c; 9:4–5, 142, 205–206, 223n, 226n, 230, 242, 304n, 386, 388, 460, 516, 524n; 10:315, 419, 442
AE on temper of,
10:495
on AE’s peace of mind,
10:416–417
correspondence with Elsa Einstein,
9:402n, 597c
criticizes Einstein 1920f,
10:416–417
on death,
10:360–361
death of mother of,
10:336
invites AE to stay with them,
10:361, 416
on Max Born’s plans to lecture in the U.S.,
10:442
Moszkowski’s book on AE, against publication of,
10:xl, 447–449;
AE on,
10:495
poems of,
8:336, 1003c, 1007c, 1019c
on AE’s rise to fame,
9:591c
on how to obtain professorship,
9:207n
on reading Wilhelm Busch,
9:206
on Strindberg’s Blaubuch,
9:206
style of, AE on,
9:280
on Tree of Knowledge,
9:143, 200, 230
Born, Irene (1914–2003),
8:819n; 10:336n
Born, Max (1882–1970),
2:427n, 504; 3:449n, 475n, 478479; 4:509, 511n; 5:81n, 233n, 251n, 257, 277n, 446n, 461n, 496n; 6:407; 7:xxi, 43n, 99n, 345; 8:601, 753, 759, 813, 825, 944n, 1008c; 9:xxx, xlviii, xlix, 4–5, 65n, 86n, 142, 174, 201, 229, 242, 280, 282, 313, 323, 386, 459, 463–464, 515–516, 582c, 611c; 10:28, 276, 419, 442, 448, 466, 468
on academic policy in Germany,
9:206n
accelerated motion in special relativity, study of,
5:486
as adviser for Mathematische Annalen,
9:317
AE
finds childish,
10:460
finds has poor ability to judge human character,
10:471–472
AE advises to stay in Frankfurt,
9:460
and anti-relativists,
7:102
in Bad Nauheim,
7:111, 355, 359n
on Bad Nauheim meeting,
7:109
Boguslavsky, on help for,
10:471, 515–516
book on relativity of
Schlick on,
10:455
Zangger on,
10:513
book on structure of matter of, Zangger on,
10:513
and chair funded by Moritz N. Oppenheim,
9:142
on distant sound detection,
8:638n, 760n
dynamical theory of crystal lattices of,
9:85n
exchange of positions with Laue,
8:472, 576n, 621, 655n, 953;
AE encourages,
8:637
helps Nordström,
8:818
on irreversible processes in crystals,
10:516
lecture tour in U.S.
asks AE for help in getting invitations for,
10:454
on plan for,
10:460
letter to Becker on academic matters,
9:194n;
AE on,
194, 200
on Lorentz,
10:471–472
on materialism,
9:143
on mean free path of silver atoms in air,
10:336, 360
Moszkowski’s book on AE, against publication of,
10:xl, 459–460, 469, 471
photo of,
8:835, 839
on position for Rausch von Traubenberg,
9:291
praises Krutkov,
10:472
quantum theory of specific heat, work on,
5:480, 505
relativistic definition of rigidity of,
10:10
relativity, general
lectures on,
9:255, 386
paper on,
8:266
enthusiasm for,
8:263
relativity, newspaper article on,
9:255, 280
requests KWIP funding for measurement of molecular velocities, vapor pressure, molecular diffusion, X-ray spectroscopy,
9:571c
rigid motion, relativistic: definition of,
2:427n;
paper on,
5:211n, 232
on Schlick’s Allgemeine Erkenntnislehre,
9:204
as substitute lecturer for AE,
9:610c
University of Berlin, extraordinary professor at,
8:165n
University of Frankfurt, on candidates for his chair at,
10:335–336, 516
University of Göttingen, appointment to chair at,
9:434, 440, 516; 10:304, 335–336, 361
University of Zurich, candidacy for chair at, AE on,
5:445
See also Relativity, special theory of: rigid motion in
Börnstein, Richard Leopold (1852–1913),
1:197n
Borntraeger, offers to publish works produced by KWIP,
8:1013c
Börsen-Verein der deutschen Buchhändler,
9:605c
Bos, Martinus van den,
8:837, 858n, 864
Bosch, Carl (1874–1940),
9:177; 10:372
Bošcović, Ruder (1784–1846),
10:6n
Bose, Emil (1874–1911),
5:98n
receives manuscript by AE,
5:98
succession of in La Plata,
5:309n
Bossard, Konrad, ?,
9:340n; 10:236
Bosshard, Emil,
8:916n
Bosshardt, Arnold,
1:240, 241
Bosshart, Jakob (1862–1924),
5:91n;
on vacancy at Zurich Gymnasium,
5:91
Bota, Milana,
1:244, 245n
Bothe, Walther (1891–1957),
7:487n
Bottlinger, Kurt (1888–1934),
7:xxviii, 142, 144, 146n
Boundary conditions,
2:512, 532, 535n.
at infinity,
8:349, 359n, 553, 557, 606–607, 612–613, 630
See also Electromagnetic field: boundary conditions for; Relativity, general theory of: boundary conditions in
Bournemouth.
See British Association for the Advancement of Science, meeting at Bournemouth
Bousfield, William (1854–1943),
2:178, 179
Bouvier, Bernard (1861–1941),
7:334n
and relief for postwar Poland,
9:204
Bowlker, Thomas,
7:478n, 480
Boyle-Gay-Lussac law,
2:160, 168n, 324
Boyle-Mariotte’s law (Boyle’s law),
1:78, 79, 139, 143; 3:308
Brachistochrone,
3:53
Bradley, James (1693–1762),
7:246
Bradt, Gustav (1869–1928),
9:169n
Bragg lattices,
9:210
Bragg, William Henry (1862–1942),
9:114, 214; 10:303n
lecture at Second Solvay Congress,
5:563n, 562
lecture on X-ray diffraction,
4:554n
Bragg, William Lawrence (1890–1971),
9:211n;
X-ray diffraction, theory of,
5:519n
Brahms, Johannes (1833–1897),
1:321n;
Hans Albert Einstein plays works of,
10:xxxii
Brand, Rudolf (1887–1967),
10:101n
Brandeis, Louis (1856–1941),
7:233235
Brandenberger, Konrad (1873–1919),
1:250
Brandhuber, Camillus (1860–1931),
8:431n, 512; 10:97n, 115n, 122n, 123, 173n, 215n, 343n
AE cancels visit,
10:123, 211
AE plans to visit,
8:284; 10:119, 128, 202, 204, 206–210, 212n, 330, 349n, 362, 418
AE praises,
8:511
AE takes long walks with,
8:512n
AE visits,
9:129, 130, 131, 133, 574c; 10:130–131, 133, 213, 445, 446, 459, 464
copy of Einstein 1917a for,
10:446
health problems of,
10:454
invites AE,
10:128, 129
views of, AE on,
10:131, 133
See also Benzingen
Brandhuber, Fidelia,
8:512n; 9:130–131, 133; 10:213, 445, 454
Brandhuber, Inge,
9:130–131; 10:213
Brändli, Hans (1897–?),
9:192
Brandt, ?,
8:960n
Braude, Markus (1869–1949),
8:772, 773
Brauer, August (1863–1917),
10:134
Braumüller, A., Kommandant der Residenz Berlin, requests information on AE from PAW,
8:1001c
Braun, K. F., nominated for membership of PAW,
8:992c
Braun, Konrad von (1859–?),
5:273n
Braune, Hermann,
5:244
Bredig, Georg (1868–1944),
3:406, 407n; 5:514n; 10:12
Bredow, Raimund,
5:145, 145n
Bremsstrahlung,
9:22–23
Brenner, Ernst (1856–1911),
1:339; 5:201n
Brentano, Franz (1838–1917),
7:80n; 10:261n
Brentano, Lujo (1844–1931),
8:737
Breslau.
See Technical University of Breslau
Breslauer, ?,
10:602c
Brill, Alexander von (1842–1935),
6:133n
book by, AE’s review of,
6:132
Brillouin, Léon (1889–1969), on signal velocity,
5:60
Brillouin, Marcel (1854–1948),
3:xxvii, 508; 5:300, 302n, 349, 522n; 9:113; 10:303n
Briner, Emile (1879–1965),
9:303n, 315, 329
British Association for the Advancement of Science, meeting in Bournemouth,
7:xxx, 201n, 210n; 9:xxxv, 167n, 186
British House of Commons,
7:210n
British science,
7:xxxxxxi, 111, 206, 210n, 213, 431
Brod, Max (1884–1968), AE on book by,
8:337n
Brodetsky, Selig (1888–1954),
9:255n
Brodnitz, Julius (1866–1936),
9:490
Broek, Antonius van den (1870–1926),
9:502
Broglie, Maurice de (1875–1960),
3:519n; 4:559n; 5:300, 301n; 10:381;
Third Solvay Congress, planned lecture at,
303
Brönnimann, Lydia,
10:541n
Brose, Henry (1890–1965),
9:320n, 336, 347n, 528; 10:256, 455
Brouwer, Luitzen E. J. (1881–1966),
8:289; 9:333, 352
Brown, Robert (1773–1858),
2:208
Brownian motion,
2:xvii, 42, 172, 211, 224, 416, 491, 551n; 3:7, 246n, 283284, 508n, 509, 550; 4:185, 529–531; 5:271, 520; 6:33, 365, 376, 389, 398n, 577, 579n; 8:287, 330, 364, 801, 861, 902–903, 916, 941; 10:294
AE on first paper on,
5:31
AE’s derivation of laws of,
2:xix–xx, xxviii, 139, 206222, 224–235, 334–344, 497–500
AE’s and Smoluchowski’s work on,
3:245n–246n, 268n, 284, 311n, 423n
in colloidal solutions,
2:181, 209210, 224–235, 399–400
in conductors,
2:206, 343, 491
experimental study of,
2:41, 206, 211, 236n, 334, 396, 400n, 557–558, 559n;
AE on,
219222
and fluctuations,
3:xviii, 450–451, 575
fundamental role of dissipation in,
2:210
Gouy’s objections to AE’s theory of,
5:44
influence of elastic force on,
2:337–338, 345n
influence of gravity on,
3:223–224, 245n, 450–451, 454n
kinetic theory of,
2:217218
mean square displacement of,
2:212, 234, 342, 408, 399, 500
probability distribution for,
2:213, 341–342
of mirror in radiation field,
2:139, 146, 215, 546–547, 552n; 3:454
photographs of,
2:557–558, 559n
and related electrical phenomena,
2:214, 221222, 343, 396
reprint edition of AE’s papers on,
2:206, 207
rotational,
2:334, 342–343, 345n; 3:224, 227–228, 245n–246n;
Perrin’s work on,
5:216
in suspensions,
2:xix– xx, 224–235
Svedberg’s work on,
5:217
temperature dependence of,
2:339, 341, 498
theoretical study of,
2:208210, 398–400, 496–500
translational,
2:334, 344
viscosity dependence of,
2:408
Zangger’s experiments with Böhi on,
5:296–298
See also Smoluchowski, Marian von; Svedberg, The
Bruckner, Anton (1824–1896),
8:550
Bruggmann, Emil,
5:244
Bruins, Eva (1885–?),
5:524n, 540n, 580n
Brunn, Albert von (1880–1940),
7:146n, 196–198n
Brussels,
3: xxvii, 544n; 10:xliv
Brussels, Free University of.
See University of Brussels, Free
Bryce Report 1915,
9:43n
Bryn Mawr College,
8:436n
Buber, Martin (1878–1965),
9:241n, 353n, 558c
Bucek, Auguste (1873–?),
1:314
Buchau am Federsee, Germany,
1:xlviii, xlix, 1n
Bucherer, Alfred (1863–1927),
2:254; 5:50n, 187n, 190; 8:900, 908, 913
AE cites,
2:307n, 310n, 461
Cunningham, discussion with,
5:134, 135n, 137–138
Kaufmann’s work, comments on at Cologne GDNÄ meeting,
5:138n
Lorentz-Einstein equation, supports,
2:254, 272
Lorentz-Einstein theory, use of term,
5:135n
on equivalence of mass and energy,
5:147, 148
on force in electrodynamics,
5:148
principle of relativity, objections to,
5:50, 50n
principle of relativity of,
5:135n
relativity, discussion with Planck on,
5:50n
specific charge of electron, experimental determination of,
3:173, 176n; 5:133–134, 135n, 136–138
See also Beta rays: experiments on mass of electrons in; Electrons: Bucherer’s model of
Buchholz, Hans,
1:350, 351
Buchholz, Hugo (1866–1921),
10:357, 416, 453
recommended by AE,
10:357
Wende on position for,
10:453
Büchner, Ludwig (1824–1899),
1:lxii
Bucky, Gustav, on KWIP funding of X-ray research,
8:1022c–1023c
Budapest,
10:482;
Einstein-Marić in,
5:22
Budde, Emil,
8:828
Buddha,
9:326
Buek, Otto (1873–1966),
6:71n
character of,
8:382, 831, 835
signs Manifesto to the Europeans,
8:832n
Bühler, Johann,
1:20, 55, 241
Buisson, Henri,
5:316, 317n
Bulgaria.
See World War I
Bund Deutscher Gelehrter und Künstler,
9:357
Bund für Mutterschutz,
9:203n
Bund “Neues Vaterland” (BNV),
7:124n, 216n–217n, 333n, 366n, 491n; 8:103, 118n, 151n, 170, 171n, 174n, 187, 342n, 759n, 837n, 961n, 1000c, 1029; 9:33n, 203n, 314n, 565c; 10:36n, 433; 8:103, 118n, 151n, 170, 171n, 174n, 187, 342n, 759n, 837n, 961n, 1000c, 1029
AE joins,
8:151n, 996c
AE’s speech to,
7:123–124, 216
contribution to international reconciliation,
7:216
Democratic Party, relation to,
8:948
disbandment of,
8:343n
executive committee of,
8:947
German Foreign Office, cooperates with,
8:104n
history of,
8:104n
manifesto by,
7:124n
National Assembly, circular for support of,
8:947
purpose and goals of,
7:124n
reconstitution of,
8:930–931
spring 1919 appeal against civil war,
9:106n
wartime aims of,
7:124n
See also Einstein, Albert: Politics
Bund für proletarische Kultur,
9:299n
Bund zum Ziel,
8:869, 871
Bundesrealgymnasium, Vienna,
7:101
Burgdorf Technical School.
See Technikum Burgdorf
Burgers, Johannes (1895–1981),
9:145, 150, 502
dissertation of,
8:961
multiply-periodic systems, paper on,
8:386
quantum theory of rotating atom, paper on,
8:466, 468
Bürgerwehr,
9:60
Burghold, Julius (1860–1923),
7:300n; 9:514, 533, 605c
Buridan’s ass, Heine’s poem on,
5:325n–326n; 9:339
Burke, Edmund (1729–1797),
9:79
Burkhard,
2:198
Burkhardt, Heinrich (1861–1914),
2:176, 184, 203n; 5:36n, 188;
on AE’s dissertation,
36
Burlington House.
See Royal Society of London: joint meeting with Royal Astronomical Society at Burlington House
Busch, Wilhelm (1832–1908),
5:572, 573n; 8:39n;
Hedwig Born on,
9:206
Büsching, Carl, requests funds for publishing book,
9:580c
Butler, Nicholas (1862–1947),
5:389, 390n
Buzzer, AE’s use of,
5:241
Byk, Suse, photo of AE by,
9:588c
Byland, Arthur,
9:129n
Byland, Hans (1878–1949),
1:11, 56, 307n; 9:129n;
AE on,
1:306

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A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

C

Cadenábbia, Italy,
1:301, 302n
Cahen, Louis (1882–?),
1:315, 316n, 322, 325, 326n, 328, 329n
Cailler, Charles,
8:350
Cailletet, Louis Paul (1832–1913),
1:145, 146
Cailloux, Joseph (1863–1944),
10:408
Cairo, American University in.
See University of Cairo, American
Cairo, University of.
See University of Cairo
Cajal, Santiago (1852–1934), invites AE to Madrid,
10:583c, 587c
Calame, Louis,
5:525n
Calculus of variations,
1:212
Calisse, G. L.,
10:378;
proposed as Italian translator of Einstein 1917a,
10:590c, 596c
Caloric engines.
See Heat engines
Calorimeter, water,
1:75, 88–92
Cambridge University.
See University of Cambridge
Cambridge University Press.
See Publishers
Campbell, Norman (1880–1949),
5:220
Hopf’s comment on work of,
5:417
polemic with Meyer,
5:221n
Campbell, William (1862–1938),
5:560n, 567n; 8:216n; 9:157–158
provides eclipse photographs,
5:566
Canal rays,
2:252, 252n, 402–403, 444; 3:162, 175n, 432, 439n; 7:484–485, 487n
Doppler effect in
AE on,
5:450
Stark’s work on,
5:47, 144, 150, 452n
Koch’s planned experiment on,
5:87
Stark’s work on,
5:87
Canneto sull’Oglio, province of Mantua, Italy,
1:lv n, 215n, 281n, 375
Cannstatt,
1:xlix, lvi n, 380, 384
Canonical distribution.
See Distribution: canonical
Canonical ensemble.
See Ensemble: canonical
Canonical equations,
6:556, 557, 575
Canonical transformation.
See Transformation: canonical
Canova, Antonio (1757–1822),
1:302
Cantor, Matthias (1861–1916),
5:120, 120n, 188
on Minkowski’s work,
5:119
planned experimental test of AE’s and Laub’s ponderomotive force,
5:131
Capacitance,
3:330–331, 337–338, 379–384
of cables (insulated wires),
1:169–170, 171
and circuits,
3:380
of capacitor,
1:171–172
measurement of,
1:162–167
and resistance,
3:367–368
unit of,
3:379–380
Capacities and dielectric constants
research on, funded by KWIP,
9:560c
Capacitor,
2:395, 397n, 514; 3:386, 397n; 4:152; 6:272
effect of dielectric on capacitance of,
1:170–172
with large capacitance,
1:171–172
Leyden jar as,
1:168
measurement of charge on,
1:167–168
plate,
3:336, 338, 346
system of two,
3:397n
and tension,
3:382
See also Dark field capacitor; Fluctuations: of charge and of voltage
Capillarity,
2:xviii, 10, 208; 3:194, 406n, 414n, 3:567; 8:135; 10:18
AE discusses with Besso,
1:285
AE submits first paper on,
1:273, 375
AE’s equation for,
2:6, 11, 20n
AE’s work on,
2:3–6, 10–20, 171
constant of,
3:404
and electromotive force,
3:574
historical background and survey of AE’s thought and work on,
1:264–265
joint work with Einstein-Marić on,
1:267, 285
Laplace’s theory of,
2:34, 56, 20n, 21n, 178
Minkowski review article on,
2:4
Minkowski’s ETH lecture on, influence on AE of,
1:265
molecular theories of,
2:34, 171
Schiff’s law for,
2:19
thermodynamic theory of,
2:319
Capillary force.
See Force: capillary
Caprotti, Selina (1850–1907),
1:56n, 58n
Carathéodory, Constantin (1873–1950),
8:334, 375, 388n, 598; 9:267, 352, 417n, 434
on canonical transformations,
8:376–379
nominated as member of PAW,
8:1028c–1029c
Cardinal Inn, Schaffhausen,
1:326n, 327n, 376
Carl Zeiss Works,
9:207
Carling, Viggo,
9:584c, 586c
Carnot cycle,
1:110–120; 4:155, 555, 555n, 556
Carnot, Lazare (1753–1823),
9:334n
Carnot principle,
2:17, 73. See also Thermodynamics, second law of
Cartel of German Academies.
See Kartell der deutschen Akademien
Casale, Italy,
1:283
Cassel, Hans (1891–?),
10:484–485
Cassirer, Ernst (1874–1945),
9:71, 510, 169n; 10:261, 265
AE
asks not to leave Berlin,
10:387
expresses sympathy for,
10:387
invites to stay in his home,
10:586c
manuscript of,
10:xlviii, 255, 314–315;
AE on,
10:265, 289, 293
on relativity and philosophy,
10:255–256
Cassirer, Paul (1871–1926),
8:947n
Cassirer Verlag,
8:738n
Casteggio, Italy,
1:372
Catenary,
3:125n
Cathode rays,
1:304; 2:252, 486n; 3:173, 249, 437, 457, 540–541, 543; 6:192; 8:935; 9:292
deflectability of,
2:368, 459
emission of,
2:163–165, 505, 572–573
experiments on mass of electrons in,
2:272, 368–371, 372n, 458–461, 486n
generating potential of,
2:458–459
Laub’s work on,
5:122n;
AE on,
131
Lenard’s experiments on, AE’s enthusiasm for,
1:224, 236
motion of in electromagnetic field,
4:15, 102n, 545, 562, 613; 6:458
polemic between Laub and Marx on,
5:121
X-rays generated by,
2:552n; 5:428
See also Beta rays; Electrons
Cauchy problem,
8:657n
Cauchy’s theorem,
4:379n
Cauer, Minna (1841–1922),
9:34n; 10:xxxix
expresses sympathy for AE,
10:433
Causality,
6:109, 130n, 227, 286–287; 9:388
Drill on,
9:280
and initial values,
10:300, 307
and law of inertia,
10:300, 307, 324, 391
principle of,
10:300, 306
and probability,
10:161
Stumpf’s theory of,
9:261
Cavallo, Tiberius, induction machine of,
5:51
Cavendish’s experiment,
3:126n
Celestial bodies, emission of radiation by, AE on,
9:553c
Celestial mechanics,
6:22, 433, 495;
Schwarzschild on,
6:359–360
Censor,
8:567–568
Censorship, postal, in Germany,
10:82, 108
Center of gravity,
3:36–37, 63–64, 69, 439n
definition of,
3:36, 64
law of,
3:63
principle of conservation of motion of,
2:360, 362–366, 399, 414, 462
of systems,
3:78
Center of mass.
See Center of gravity
Center Party (Catholic), German,
8:512n, 629n
Central (Hotel Central), Zurich,
1:298
Central Association of German Citizens of the Jewish Faith.
See Central-Verein deutscher Staatsbürger jüdischen Glaubens
Central Committee for the Relief of Distress in Germany and Austria,
7:470n
Central European Catholic confederation,
9:93n
Central limit theorem,
3:268n
Central Organization for a Durable Peace,
7:9n; 8:117, 118n, 186, 205, 340n, 342n, 608, 747n; 10:36n
AE’s commitments to,
10:53n
congress of,
8:210, 211, 213
program,
8:210n
Central Swiss Meteorological Institute,
5:505n
Central-Verein deutscher Staatsbürger jüdischen Glaubens,
7:225226, 228229, 292n–293n, 296n–297n, 304n; 9:169n, 489, 494, 609c
AE’s ridicule of name of,
7:303
on anti-Semitic campaigns in Germany,
9:489
CV-Zeitung,
7:304n
defends Jewish civil rights,
7:292n, 296n
invites AE to fight against anti-Semitism,
9:490
requests information on AE,
9:490n
tensions with German Zionists,
7:225
Centrifugal force.
See Force: centrifugal
Certificate of citizenship,
1:45, 55n
Chancellor of Germany,
8:524n
Change of state
adiabatic,
1:96, 100–101; 2:86, 94, 95n, 100; 6:104–105;
in chemical reactions,
7:325
cyclic,
2:10, 23, 94, 102, 114, 246, 246n, 317n, 361, 473; 3:xxix, 120–121, 129n, 490
endothermic,
2:116
energy change during,
2:119, 119n
entropy change during,
2:246
exothermic,
2:116
of fluids,
2:113
graphic description of,
2:113–114
irreversible,
2:114, 119, 246, 543–544, 555; 4:531–532, 556 (see also Thermodynamics, second law of)
isobaric,
2:27
isopycnic,
2:86, 96n, 100, 107n
reversible,
2:114, 119, 119n, 246, 332, 383, 473–474, 475; 6:255, 261n
Chaotic systems, theory of classical,
6:567n
Chapiro, Joseph (1893–1962), expresses sympathy for AE,
10:392–393
Charge carriers,
1:236, 237. See also Electron theory of metals; Electrons
Charge density
in five-dimensional theory,
9:57n
transformation law of,
2:257258, 302, 308n, 505, 507
Charge, electric.
See Electric charge
Charge, elementary,
2:xxvi–xxvii, 99, 256, 577
AE on explanation of,
5:88
in five-dimensional theory,
9:39
relation with Planck’s constant,
5:89n
AE on,
5:195, 321
Lorentz on,
5:178
Charge, specific, determination of,
9:292. See also Electron: specific charge of, determination of
Charge invariance,
2:302, 308n
Charged bodies, specific heat of,
1:238
Charité Hospital,
8:409n; 9:387
Charles University.
See University of Prague, German
Chaudesaigues, ?,
2:221
Chavan, Lucien (1868–1942),
3:576; 5:125n; 10:15, 461
AE invites,
5:233, 234, 507
AE thanks for gift,
5:224
AE tutors,
5:160n, 224n
AE visits in Bern,
5:239, 241
and AE’s honorary doctorate at University of Geneva,
5:202n
assistance in AE’s registration of change of address,
5:211n
buzzing device, work on,
5:235
death of father-in-law, AE’s condolences,
5:273
Einstein, Hans Albert practices French with,
10:343
gift of tea by AE,
5:241
requested by AE to send
resistor,
5:240;
sends
247
telephones,
5:241
Swiss Telegraph Administration
appointment at,
5:224n, 234n
difficulties at,
5:234, 288n, 289, 304, 315, 507;
AE on,
5:290, 314, 340, 396; 10:15–16
takes days off,
5:197
transformers, work on,
5:235
Chavan, Lucien and Jeanne
AE invites,
5:286
AE’s planned visit to,
5:542
congratulations on AE’s ETH appointment,
5:387
Chavan family, visits AE,
5:238
Chavan-Perrin, Jeanne (1866–1958),
5:132n, 211n, 224n, 234n, 237n, 240n, 242n, 274n, 286n, 289n, 507; 8:320n; 10:461
Hans Albert Einstein practices French with,
10:343, 345
Chavan-Perrin, Lucien,
9:341n
Chemical constants,
9:470
Chemical reactions
AE’s study of,
1:286
sound absorption in,
7:325–331n
speed of,
7:xxix, 325–331n
Chemical transformations,
3:511n
Chemical Warfare Service,
8:620n
Chemisch-Physikalische Gesellschaft (Vienna),
9:276;
invites AE to lecture,
298; 10:608c,
accepted,
609c, 610c
Chemistry
colloidal,
2:181, 209
molar,
2:104
physical,
1:267; 2:xix, 129, 132–133, 383–389, 399–400
of solutions,
2:23–39, 177, 182, 198–201
Cherbuliez, Paul (1891–1985),
8:135n
Chiasso, Swiss border crossing to Italy,
1:216
Chicago, University of.
See University of Chicago
Chicago Congress.
See World’s Fair International Congress of Electricians
Chicago Zionist Club, expresses sympathy for AE,
10:534
Chinese,
9:79
AE on,
9:16
mentality of,
9:326
Chisholm, Hugh
solicits article from AE for Encyclopaedia Britannica,
10:600c, 601c, 605c, 607c;
declined,
609c
Chodat, Robert-Hyppolite (1865–1935),
8:364n
Cholera,
5:556
Chopin, Frédéric (1810–1849),
10:157
Christiaan Huygens Society for Science Students, Leyden,
9:228n
Christian Socialist Party, Austria,
9:437n
Christiania.
See Oslo
Christianity, early, AE on,
10:24
Christoffel, Elwin (1829–1900),
7:545
and differential calculus,
6:90, 93, 216, 218, 284
on differential covariants,
4:294, 296, 324, 328, 336, 342n, 495, 620
school of,
8:690n
Christoffel symbol,
4:234n, 256n, 329, 337; 6:89, 219, 306, 307, 308, 349; 7:158–159, 178n, 180n, 183n, 188n, 544–545; 8:207, 552–553, 556, 697; 9:209n;
as components of gravitational field,
7:551
Chromoscope,
7:205n
Chulanovsky, Vladimir (1889–1969),
10:418n, 465n, 469n, 472
Chwolson, Orest.
See Khvolson
Cicero,
8:825n
Circuit.
See Electric circuit
Circus Busch,
8:965n
Citizenship.
See Swiss citizenship, AE’s; German citizenship; Einstein, Albert: Personal: Citizenship
City College of New York,
7:629
Civilization, decline of Western,
8:561–562
Clapeyron, Benoît-Pierre-Émile (1799–1864),
1:120n
Clarté,
7:217n
Clarté movement,
7:216n–217n; 9:103n, 375
German branch of,
9:314, 328;
AE on,
331, 450;
AE’s involvement with,
9:321
Lawson on,
9:346, 406
Schlick’s interest in,
9:450
Class, Heinrich (1868–1953),
7:112
Classen, Johannes (1864–1928), specific charge of electron, value for,
5:138n
Classical mechanics,
2:xvii, xxi, xxviii, 135, 144, 265, 416, 455, 457; 3:5, 8, 132–l33, 396n, 423, 426, 487, 550; 6:286, 365, 368, 458, 468, 493, 494; 7:207, 213, 458–459, 535, 592; 8:137n, 403, 437, 438, 494n, 626; 10:63;
addition of velocities in,
6:434–435, 444, 450
Adler on,
10:80n
equations of motion in,
3:5, 16, 95, 437, 511
foundations of,
6:472–474; 7:6
as fundamental science,
7:xxxiii, 247, 279n, 308–311
and molecular motion,
6:21, 250–252, 389
principle of relativity of,
6:48, 285, 432–433
problems of,
7:142
and quantum theory,
6:22, 252, 261n, 364, 368, 370n, 382
space and time in,
6:279–280, 288–289, 430–431, 442, 444, 446, 462, 517, 518, 524, 528, 532
and special relativity,
6:285, 453, 454, 455, 527; 7:5–7, 258–260
See also Galilean mechanics; Mechanics; Newtonian mechanics
Claudel, Paul,
9:392n
Claudius, Matthias (1740–1815),
10:436n
Clausius, Rudolf (1822–1888),
1:85n, 118n; 5:300; 7:422
appointment to ETH,
2:173
gas theory of,
4:526, 534n
theory of heat of,
2:42
H. F. Weber as successor to,
2:173
Clausius-Clapeyron equation,
1:135; 2:21n; 9:472n
Clausius-Mosotti-Lorentz relation,
3:306
Clausius’s approximation method,
2:252, 252n
Clausius’s entropy theorem,
2:116, 117n, 119, 245–246, 246n, 248–249. See also Entropy; Thermodynamics, second law of
Clausius’s relation,
2:374–375
Clausius’s theorem.
See Virial theorem
Clemenceau, Georges (1841–1929),
7:217n; 9:387, 389n
Clément, Nicolas (1778–1841),
3:567
Clifford, William Kingdon (1845–1879),
2:xxv
Clinic Rosenau.
See Rosenau sanatorium
Clock,
3:11, 147–148, 156, 175n, 431–433, 479, 484n; 4:140, 150; 6:76, 101, 285, 289, 440, 530; 7:197, 251
accelerated,
2:308n; 2:477–481
assertions about,
2:268, 410
behavior of, in gravitational field,
2:477–481; 3:491–494; 4:141, 142, 309–310, 341n, 480, 498, 509, 549; 6:127, 333–335, 490, 491, 492, 500–501, 512–514, 549; 7:116–117, 168, 209, 214, 271
in De Sitter’s cosmological model,
8:806
definition of,
4:37, 131, 490, 541
equivalent,
2:308n, 437
as fundamental concept,
7:352–353, 390–392, 416n
gravitational,
4:142, 492
independence of prehistory of,
7:257, 391
light clock,
4:141, 145n, 151, 492
moving,
2:288–290, 403, 442–444; 6:53, 135, 290, 449, 477–480, 512–513; 5:453; 7:115–117, 208, 213, 252
physical theory without assumption of,
7:413
at rest,
2:xxiii, 277, 283, 437; 3:152
synchronization of,
2:278–279, 308n, 437; 3:149–151, 156, 161–162, 444–445
and time definition,
2:278, 570
and time transformation,
3:161–162
See also Time: measurement of
Clock paradox,
2:289–290, 308n; 3:436, 439n, 444; 7:102, 105, 115–117, 121n, 346, 348n; 8:16, 900, 908, 914;
Petzoldt’s exposition of,
6:5n
Coal shortage
in Berlin,
9:130, 139
in France,
9:281
in Germany,
8:598; 9:148n, 200n; 10:118
in Switzerland,
8:581; 10:118, 138, 140
in Zurich,
9:3n, 6n
Cochet, Marie-Anne, sends her book to AE,
10:375
Cock fight, AE on his debate with Lenard in Bad Nauheim as,
10:444
CODP.
See Central Organization for a Durable Peace
Coebergh, Joannes (1841–1922),
9:416n, 504n;
curator of AE’s Leyden professorship,
10:xlv, 366
Coehn, Alfred (1863–1938),
5:227n;
paper by,
5:227
Coenen, Hermann (1875–1956),
8:657; 9:534;
congratulates AE,
9:229
Cohen, Hermann (1842–1918),
8:891; 9:168n
Coherence,
3:540, 574
Cohesion, electrical origin of,
3:413n
Cohn, Emil (1854–1944),
2:260, 268, 307n, 435, 504; 5:74, 75n; 9:14–15; 10:391
AE’s reading of,
2:272
electrodynamics of
(see Electrodynamics of moving media: Cohn’s theory of)
space-time, paper on, AE on,
6:4, 5n
Cohn, Hans, decries uproar at AE’s lecture,
9:422–423
Coil, solenoidal,
6:147, 155, 158, 159, 165, 175, 179, 184, 192, 272;
self-induction of,
6:164, 183
Colbjørnsen, Ole,
10:246n
Colico, Italy,
1:301, 302n
Colin, Paul (1890–1943),
7:216, 217n; 9:351, 589c
Collège de France,
8:7n; 9:172n
Michonis lectures at: AE invited to give,
5:571;
Lorentz invited to give,
5:571n
Collisions,
3:37, 515n, 542–543
of atoms and electrons,
5:321, 338
of electrons,
3:516, 543
elementary,
3:542–543
molecular,
3:184–185, 507n
Collision times,
3:515n, 516–517
Colloid particles,
8:291
Colloidal solutions.
See Chemistry: colloidal; Solutions: colloidal
Cologne.
See Gesellschaft Deutscher Naturforscher und Ärzte, meeting in Cologne
Colors, theory of,
7:205n
Columbia University,
7:629
awards Barnard Medal to AE,
10:571c, 575c, 576c, 584c, 591c
invites AE to lecture,
5:388; 10:442
declined,
5:395, 397, 404
Committee of Olten,
8:942n
Communism,
7:124n. See also Bolshevism
Commutator,
6:272, 273
Como, Italy,
1:293, 297, 298n, 301, 302n, 376
Como, Lake,
5:543n
Complexions,
2:54, 138, 575; 3:288, 311n, 506, 506n
Boltzmann on, in kinetic theory,
2:377n
corresponding to states,
2:353, 544
and probability,
2:49, 137, 353, 357n–358n, 377n, 544, 545, 575
See also States
Complex numbers,
3:51
Complex quantities,
3:373, 399n
Composition theorem,
2:74n, 95n
Compressibility,
3:xviii–xxiv, 412, 469, 476n, 527
of atoms,
3:526
Besso’s idea for measurement of,
5:338
coefficient,
3:411, 468
cubic,
3:462
isothermal,
3:311n
of metals,
3:471
Compton, Arthur H. (1892–1962),
7:53n
Concept and experience,
7:352, 387–388, 390
Concepts, physical,
2:150;
incompleteness of,
2:139, 338
Concussion, of the brain, induced gravitational field to explain effect of,
10:602c, 606c
Condenser.
See Capacitor
Conduction, electrolytic.
See Electrolytes: conductivity of
Conduction, heat.
See Heat conduction
Conduction current,
2:507, 519
Conductivity, electric.
See Electric conductivity
Conductivity, thermal.
See Thermal conductivity
Conductor, electric.
See Electric conductor
Conference, General, on International Geodesy,
8:718n
Confirmation of experimental predictions,
2:136, 142, 143, 221, 236n, 309n, 358n, 397n, 505, 517n. See also Experiments
Conformal theory,
7:xxvii
Congrès International des Électriciens, Paris, 1889,
1:191, 207
Congress
of Councils,
8:965n
of Polish Physicians and Natural Scientists,
8:87n
Conservation laws,
3:5, 32, 66, 101. See also Energy: conservation of; Mass: conservation of; Momentum: conservation of; Electric charge: conservation of; Energy-momentum, law of conservation of
Conservative Party, German,
8:629n
Constancy of the speed of light.
See Light, speed of: constancy of
Constants, fundamental.
See Elementary quanta
Constructive theory,
1:xli; 2:xxi, xxix, 45, 257; 5:89n; 7:xxxv, 206–207, 210n, 213 See also Theory of principle
Contact electricity.
See Electricity: contact
Contacts, electrical
AE on,
5:237
AE’s and Gockel’s work with,
5:162
Continuity equation,
4:99, 101, 246, 518; 6:105; 7:97, 513, 534
electrical,
4:54
See also Incompressibility condition; Liouville’s theorem
Continuum,
3:325–326, 397n
AE’s lectures on mechanics of,
3:599
Euclidean,
7:261, 566
finite,
7:397–398
infinite,
7:396–397
See also Geometry; Space; Space-time continuum; Universe
Continuum theory, limits of applicability of,
7:351, 392–393, 404n
Continuum versus discreteness,
8:391–392
Contraction hypothesis, Lorentz-FitzGerald,
2:256, 434–435, 568; 3:140, 161; 4:45, 540, 550n; 6:49, 67n, 459, 460–461; 7:249, 465; 10:9n, 15n
ad hocness of, Lorentz on,
8:71–72
See also Length contraction, relativistic
Convection currents,
2:208, 301, 486n, 503
Conventionalism,
7:xxxvi, 220n, 256, 389–390, 403n–404n
and Reichenbach, Schlick on,
10:455
See also Poincaré, Henri: conventionalism of
Conventions
in definition of time,
2:277–280, 439, 480, 569–570
in length measurement,
3:479, 483
in physics,
3:430
in relativity theory,
3:446–447
in space-time measurement,
3:434
in synchronizing clocks,
2:277–280, 281–282, 437
and time definition,
3:432
in transformation equations,
2:570
Coordinate condition,
7:26n;
of De Donder,
7:13, 555
Coordinate system,
2:xxiii; 3:11, 321, 426, 432; 4:37; 6:427–430, 445; 7:117, 197, 207, 213
accelerated,
7:266, 281n
acceleration-free,
2:418, 437, 542 (see also Frame of reference: inertial)
Cartesian,
2:188, 277, 282, 416, 437; 6:429, 481, 482, 484, 485, 487, 507; 7:273, 502–505, 507, 509–510, 512, 515–516
dependent quantities,
2:451
four-dimensional,
3:170
Gaussian,
6:483–485, 488, 489–490, 491, 492; 7:272–278, 377, 409, 618
inertial
(see Frame of reference: inertial)
isotropic,
7:26n
linearized harmonic,
7:574n
question of preferred, in general relativity,
7:355–356
relative, uniformly moving,
2:255, 277, 282–287, 300, 303, 312, 414, 426, 451, 462, 509, 561, 569
rotating,
7:208, 214, 270, 355, 358n, 371n
uniformly moving,
3:36–37, 171
See also Frame of reference
Coordinate transformation, spatio-temporal,
2:253, 256, 257, 282–287, 411, 418, 433 434, 510 See also Galilean transformation; Lorentz transformation
Coordinates
adapted,
8:40, 67–69, 84n, 97n, 102, 104, 107, 109, 113, 161, 207, 233
cyclic,
3:121, 129n
dependent,
8:41n
generalized,
2:73n, 95n, 458
isotropic,
8:523n
light beam,
8:586–587
in phase space,
2:74n
physical meaning of,
3:426, 431, 435
polar,
3:41, 326
space-time,
3:170, 432, 442, 446–447
spatial and temporal character of,
8:348
See also Coordinate system; State variables
Copenhagen, AE’s meeting with Bohr in,
10:xlvii
Copernican frame.
See Frame of reference: Copernican
Copernicus, Nicolaus (1473–1543),
7:xxxii, 433n; 10:xxxviii
Coppel, Theodore,
10:569c, 575c
Corbetta, Pietro,
1:282n
Corelli, Arcangelo (1653–1713), Sonata Nr. 5 of,
10:167
Coriolis force,
4:295, 392, 499–500, 549; 7:281n; 8:82, 324, 325n, 349, 501
Cornelius, Johannes (1863–1947),
8:543, 888; 9:45n
Cornu, Georges,
5:243
Correspondence principle,
8:784n
Corresponding states
law of,
2:132–133, 239, 243–244; 3:402, 470–471
Lorentz’s theorem of,
2:256
Cosmic pressure.
See Cosmological constant: as negative pressure
Cosmogonic hypotheses, Poincaré on,
9:467n
Cosmological constant,
6:551; 7:26n, 36n, 41–42n, 46–47, 73, 80n, 131, 138, 182n–183n, 188–189n, 433n, 457n; 8:352, 688, 878; 9:117, 263; 10:xlix, 69n, 371, 501
and closed vs. open universe, Fokker on,
9:111
as constant of integration,
8:836
as constant of nature,
8:414, 416, 553, 557, 860
De Sitter on,
10:501
empirical determination of,
7:xxviii, 370–371n, 377, 395, 409, 424n; 8:433, 434
and globular star clusters,
9:233n
introduction of,
6:543;
reasons for,
7:xxxiii, 36n, 121n, 133, 146n, 371n, 405n
as negative pressure,
7:xxviii, 35–36n, 135, 140n, 171, 174, 182n–183n, 395, 424n, 456–457n, 567–568, 576n
See also Cosmological term
Cosmological model,
9:xli, 293
boundary conditions at infinity in,
9:403
boundary conditions in, AE and Eddington on,
10:365
in five-dimensional theory,
9:39, 76
See also Cosmological model, Einstein’s and De Sitter’s; Universe
Cosmological model, De Sitter’s,
7:xxxiii, 46–49n; 8:260n, 351, 414–416, 420n, 421–422, 429n, 466, 473, 501, 613, 653n, 690n, 712–713, 725n, 734n, 765n, 778; 10:477–478
cosmological term in,
8:435
and Einstein’s cosmological model,
8:353–355
from interior Schwarzschild solution,
8:806
homogeneous,
8:485
inhomogeneous,
8:467, 476
line element in,
8:496
mass horizon in,
8:355
nonstatic,
8:352, 353
preferred center in,
8:353
singularities in,
8:352, 354–356, 422, 427–428, 435, 496, 613, 712–713, 720, 779, 805–806, 809
time-independent metric in,
8:485
world lines in,
8:733
See also Sitter, Willem de
Cosmological model, Einstein’s,
8:351, 352, 415–416, 417n, 473, 501
AE on,
8:386, 390, 392, 401; 9:117–118, 293
compared with De Sitter’s model,
8:353–355
ghost images of stars in, De Sitter on,
10:477–478, 501
and interior Schwarzschild solution,
8:688
Cosmological problem.
See Newtonian theory of gravitation: cosmological problems of; Relativity, general theory of: cosmological considerations in
Cosmological term,
8:352, 497, 498, 574, 612, 698
in De Sitter’s cosmological model,
8:435
introduction of, reasons for,
8:406, 556, 700n 860
and parallel postulate,
8:691
and relativistic theory of gravitation,
8:433
See also Cosmological constant
Cosmology,
6:495–501, 516–517, 541–551; 7:xxiv, xxviii, 35, 170, 187, 562–564 See also Universe
Coster, Dirk (1889–1950),
9:221
Cottingham, Edwin,
9:xxxiii, xxxv
Cotton, Aimé (1869–1951),
2:219
Coulomb’s law,
1:150–156; 3:346, 348; 4:9, 152, 488, 585
Council of Intellectual Workers.
See Rat geistiger Arbeiter
Council of People’s Deputies.
See Germany: Rat der Volksbeauftragten
Courant, Richard (1888–1972),
9:240, 352
and Jewish matters,
9:222
Covariance
under Galilean transformations,
7:254
under linear transformations,
7:507, 513, 516, 526
under Lorentz transformations,
7:258 (see also Relativity, principle of: and covariance under Lorentz transformations)
Covariance, general,
4:181, 185–186, 192, 193, 294–301, 308, 313, 319, 476, 483, 488, 493, 495, 573–575, 580, 589, 612; 7:42n, 177n, 275, 370, 371n, 377, 389, 409, 539, 574n
arguments against,
4:294, 297, 298, 300, 574, 580–581 (see also Hole argument)
See also Relativity, general principle of: and general covariance
Cracow,
10:28
Critical opalescence.
See Opalescence, critical
Critical state,
3:287
Crommelin, Andrew (1865–1939),
6:512, 537n; 7:xxx; 9:xxxiii, xxxiv
Crookes, William (1832–1919),
9:48n, 49
Crown Council, German,
8:524n
Crystals,
6:261n
and heat theorem of Nernst
(see Heat theorem of Nernst: for mixed crystals)
magnetic moment of ferromagnetic,
6:151, 159, 180, 191
mixed,
6:30, 37–38, 257
Crystal lattice,
3:462, 526
dynamical theory of,
9:85n
model,
3:405, 407n, 411, 421n, 512n, 526
normal modes of,
3:xxv
Crystallography,
8:497
Crystal structure,
8:528n, 576; 9:570c, 582c
study by X-rays of,
9:24n (see also X-ray diffraction)
Cunningham, Ebenezer (1881–1977),
9:261
discussion with Bucherer,
5:134, 135n, 137–138
Cunow, Heinrich (1862–1936),
10:242
Curie, Eve (1905–2007),
5:346n, 519n, 545n
Curie, Irène (1897–1956),
5:346n, 519n
AE on,
5:544
Curie, Marie (1867–1934),
5:300, 302n, 349, 383, 522n, 541n, 543n; 9:171, 224–225; 10:303n, 328
AE on,
5:345, 544
AE’s impressions of visit to,
5:518
alleged affair with Langevin, AE on,
5:345
hiking trip with AE,
5:543n
praised by AE,
8:7
writes letter of recommendation for AE,
5:353n
Zangger’s attendance of lectures of,
5:332
Curie, Pierre (1859–1906), measurements of paramagnetic susceptibility of oxygen,
4:272, 284
Curie-Langevin law for paramagnetism.
See Paramagnetism, Curie-Langevin law for
Curie law for paramagnetism.
See Paramagnetism, Curie law for
Current
Ampère’s molecular
(see Ampère’s molecular currents)
closed,
6:145, 152–153, 173, 191
conduction,
4:87, 514
convection,
4:11, 81, 87, 320, 513
density,
6:62, 266, 328
displacement,
4:10, 102n
eddy,
6:148 (see also Foucault current)
electric,
6:107, 264
electric convection,
6:106, 107, 108
electric polarization,
6:46, 107, 108
energy of,
6:98
Foucault
(see Foucault current)
magnetic convection,
6:107
magnetic polarization,
6:107, 108, 109
and magnetism,
6:145, 151, 173, 191
polarization, definition of,
6:46
Current, electric.
See Electric current
Curricula, of German-language universities,
3:8
Curti-Forrer, Eugen (1865–?),
10:231, 567c
Curtius, Friedrich (1851–1933),
8:634; 10:155n
Curtius, Theodor (1857–1928),
8:636n
Curvature
geometric interpretations of,
8:712, 733, 738
spatial,
6:501, 511, 547–548, 551; 7:136, 209, 214, 538, 558
Curvature scalar
(see Riemann scalar)
CV.
See Central-Verein deutscher Staatsbürger jüdischen Glaubens
Cwiklinski, Ludwig,
8:265n
Cyclic process.
See Change of state: cyclic
Cylinder, iron
for measurement of Ampère’s molecular currents,
6:147, 155, 158, 165, 175, 179, 184, 192, 271–272
moment of inertia of,
6:154, 160–161, 168, 175, 181, 187, 192, 273
Czapek, Friedrich,
10:568c, 577c, 579c
Czech University of Prague.
See University of Prague, Czech
Czellitzer, Arthur,
1:xlviii
Czinner, H., offers bibliographic services,
8:1011c

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D

Da Vinci, Leonardo (1452–1519),
9:314
Dabrowski, ?,
2:559n
Daheim, boardinghouse of Stahel-Baumann,
10:110n
Dahlem, AE lives in,
10:22
Dahms, Albert (1872–?),
5:98n
D’Alembert’s principle,
3:88–91
Dällenbach, Walter (1892–1990),
2:54; 3:4, 6, 8, 128n, 590, 599; 5:602; 7:62n; 8:372, 380, 400, 402n, 404, 406, 410, 444, 477, 721n, 743n, 815, 837n, 853; 9:xlviii, 40n, 99, 159, 169, 190, 294n, 389n
AE’s advice on research strategy to,
8:136
on AE’s concept of “measuring rod,”
10:591c
in AE’s lecture course at ETH,
5:602n
character and abilities of,
8:366
congratulates AE,
9:190
dissertation of,
8:391, 847
generally covariant electrodynamics, work on,
8:350n, 796–801, 803
Habilitation of,
8:851
notes by on AE’s course,
4:6, 273, 298, 300
plans book on Maxwell theory,
9:160
Riemann tensor, on contraction of,
8:348
on rotating magnets in general relativity,
10:591c;
AE on,
348;
Besso on,
354
in Swiss Army,
8:137n
and Swiss politics,
9:189–190
Dalton’s law,
3:180, 242n 5:280
Damping,
3:364, 385–386, 460, 544n–545n
of atomic oscillations,
3:461–464, 510n, 511, 518n, 518
of ionic oscillations within a crystal,
3:510n, 511
of oscillations of pendulum,
3:52
See also Oscillators: damping of
Danish Academy of Sciences.
See Royal Danish Academy of Sciences and Letters
Danish Astronomical Society,
10:568c
AE lectures at,
10:321, 581c
invites AE to lecture,
10:244
Dann, Walter (1881–?),
9:130n, 139n
Dann-Böhm, Elsa Maria (1897–?),
9:30, 129, 131, 147, 171, 219
d’Annunzio, Gabriele (1863–1938),
9:210
Danzig.
See Gdansk
Danzig, Technische Hochschule.
See Technical University of Danzig
Danziger, Fritz,
8:1008c
Danziger, Jacques,
6:208, 210n
Dark field capacitor,
2:559n
Darmstadt,
5:306,
plans for Hans Albert Einstein to attend school in,
10:xxxvii
Darmstadt-Stern, Emma (1885–?),
5:183n, 403n, 404
marriage of,
5:306
Darmstaedter, Ludwig (1846–1927),
5:270n; 9:283–284;
AE sends autograph to,
5:270
Darmstaedter autograph collection,
5:270n
Darquet, Gabriel,
10:578c
Darwin, Charles (1809–1882),
6:569; 8:918;
theory of evolution of,
6:509, 569
D’Asar, Mario Russo,
7:478n
Das Odeon,
9:391–392, 394–395
Däubler, Theodor,
9:610c, 611c
David, Eduard,
9:515n
Davidson, ?,
6:512
Davidson, Charles R.,
9:xxxiii
Daxenberger, Otto,
1:5
De Donder, Théophile (1872–1957),
8:536n
discussion with AE on
energy-momentum pseudotensor,
8:303, 306, 307, 308, 313, 315, 319, 327
equivalence of general relativity with theory of gravitation,
8:303–304, 306, 307, 308, 309–310, 312–313, 315, 318–319, 327–328, 575
gravitation theory of, paper on,
8:575, 609
De Haas, Wander.
See Haas, Wander de
De Sitter, Willem.
See Sitter, Willem de
De Sitter clock,
8:804
De Sitter’s cosmological model.
See Cosmological model, De Sitter’s
Debye, Peter (1884–1966),
3:475n, 477n, 517n; 4:552n, 553; 5:285n, 287n, 307, 374, 398, 408n, 428n, 446, 446n, 448, 468, 597n; 6:35, 556; 7:109, 345; 8:145, 425, 851, 853n, 863n; 9:xlviii, 7, 24n, 149n, 150n, 192, 197, 214, 215n, 290, 302n, 312, 318, 354n, 408, 440, 460n, 463, 502, 513, 516, 559c, 566c, 570c, 596c; 10:17, 20, 22, 25, 28, 208, 256, 317, 481, 516, 577c, 611c, 612c, 613c
abilities of, AE on,
5:290, 374; 9:451
constitution of atom, lecture on,
8:820
Ehrenfest, negative comment on,
5:447n
ETH appointment of,
9:268, 292, 301, 303, 305, 312, 326, 339, 382, 403, 449, 451
invited to Wolfskehl meeting (Göttingen),
5:506n
Julius’s request for AE’s opinion on abilities of,
5:361
KWIP
contract with,
8:821–823, 830, 866, 876
funding by,
8:1024c–1025c, 1027c
loans transformer from,
10:584c
meeting with AE in Munich, AE on,
5:290
meeting with Julius in Bern,
5:386
parameter-dependent weight function of,
8:24, 26
PAW, corresponding member of
elected,
9:605c
nominated,
9:410
Physikalische Gesellschaft of Zurich, lectures to,
8:915
plans to write book on relativity,
10:513
on polarizability of molecules,
10:443
on quantum state of macroscopic system,
6:33
quantum theory of specific heat, work on,
5:480, 505, 514
ring atom,
8:562n
University of Göttingen
professor at,
10:25n
leaves,
9:317, 434
University of Leyden, candidacy for Lorentz’s chair at,
5:421
University of Utrecht
acceptance of appointment,
5:422n
candidacy for chair at,
5:346, 348n, 350, 359, 369, 373
AE on,
5:349, 356
AE’s recommendation for,
5:374
official recommendation for,
5:376n
uncertainties of,
5:354
welcomes offer,
5:347, 350, 361
formal appointment,
5:395n
professor at,
10:25n
University of Zurich
appointment,
5:291n
candidacy for AE’s chair at,
5:285n
invited to,
8:148
promoted to professorship at,
5:394; 10:17,
withdrawal from,
5:422n
Wolfskehl lectures by,
8:27n
X-ray diffraction, on influence of temperature on,
5:562
X-ray spectra, paper on, praised by AE,
8:561
Debye-Scherrer experimental setup,
9:23, 61
Debye-Sommerfeld theory of dispersion, Epstein on,
9:197
Decomposition
of magnetic fields,
3:377
spectral, of energy,
3:500, 510n, 515n
See also Fourier decomposition
Dedekind, Richard (1831–1916),
2:xxv
Deduction.
See Method, deductive
Degeneracy, of energy states,
6:39n
Degenhart, Joseph,
1:lxi, lxiii, 351
Degrees of freedom,
2:49, 67, 75n; 3:68, 72, 89, 92, 220, 245n, 422, 475n, 510, 534
Dehlinger, Walter (1889–?),
9:386, 447
Dehmel, Richard,
9:558c
Delbrück, Hans,
9:xliv, 17n, 551c
AE asks to sign declaration in support of Nicolai,
9:384
Delbrück-Dernburg petition,
8:174n, 175; 10:97n
AE signs,
10:33n
signatories,
8:146n, 150n, 157n, 176n, 364n, 637n, 759n
Delcassé, Théophile (1852–1923),
8:173
Delft, AE visits,
10:223
Democratic Party, German.
See Demokratische Partei
Demokratische Partei,
7:124n, 211n; 8:948
Demokratischer Klub,
9:574c, 576c
Deng, L., sends food package to Elsa Einstein,
10:267, 270, 275
Density
of continuous mass distribution,
6:102, 351
electrical charge,
6:61, 106, 107
electrical current,
6:62, 266, 328
electrical rest,
6:62
energy,
3:279; 6:98, 355, 392
“complex” of
(see Gravitational field: energy-momentum components (pseudotensor) of)
of energy of static gravitational field,
4:161, 162
of incompressible fluid,
6:326
magnetic charge,
6:107
of matter, in universe
(see Universe, matter density in)
momentum,
6:98
radiation
(see Radiation: density of)
rest,
6:392;
rest of matter,
4:101
See also Electric charge
Density, magnetization,
2:507
Department of Education, Canton of Zurich accepts AE’s conditions for lecturing,
10:567c
Deprez-D’Arsonval instrument,
3:361, 363, 398n
Der Tag,
10:xxxviii
Derzbacher, Julius.
See Koch, Julius
Des Coudres, Theodor (1862–1926),
9:349, 360
Descartes, René (1596–1650),
6:518, 519, 529, 533; 8:851; 9:388; 10:191
Deslandres, Henri (1853–1948),
5:355, 356n; 10:382
Desormes, Charles-Bernard (1777–1862),
3:567
Dessau, ?,
9:434n
Dessau, Bernardo, requests information on education at Haifa Technion,
10:591c
Dessoir, Max (1867–1957),
8:854–855
Deussen, Paul (1845–1919),
9:76n
Deutsche Allgemeine Zeitung,
7:110
Deutsche Friedensgesellschaft,
8:174n; 9:203n
Deutsche Gasglühlicht Aktiengesellschaft,
9:12
AE shareholder of,
9:126n, 148n, 214, 463, 551c, 576c
Deutsche Gesellschaft für Auslandsbuchhandel,
7:363n; 9:425n, 465
for restoration of German book trade,
9:424
invites AE to join organizing committee,
10:584c
requests statement from AE,
9:424–425
Deutsche Gesellschaft für Mutter- und Kindesrecht,
9:203n
Deutsche Liga für Völkerbund,
9:34n
solicits article from AE,
10:333–334;
declined,
343
Deutsche Mathematiker-Vereinigung,
7:357n; 8:762, 765
Deutsche Physikalische Gesellschaft (DPG),
2:xvi; 7:59n, 107111, 357n; 8:458, 672n, 818, 884, 994c; 9:20n, 64; 10:xxxix, 40n
advisory committee of,
8:760n;
AE elected member of,
10:24n
AE elected member of executive committee of,
9:565c
AE participates in meeting on fusion of physics journals,
10:599c
AE’s lecture on periodic processes to,
4:607n
board of directors,
8:31
chairmanship,
8:32, 759, 764, 781
discrimination in,
8:32
on funding of Fortschritte der Physik,
8:1021c
history of,
8:33n
Laue presents eclipse expedition results to,
9:602c
lectures to by
Ehrenhaft,
8:459n
Franck and Hertz,
8:29n
Planck,
8:193n, 217n
Rubens,
8:212
letter of Wien to Planck on,
8:31
new journals of,
9:297, 309n–310n, 312, 353, 354n, 470n, 585c, 586c, 589c, 590c, 592c
Wien opposes,
9:297
revision of statutes of,
8:31–35
unity of,
8:32
See also Einstein, Albert: Lectures: DPG
Deutscher Bund für Mutterschutz,
9:34n
Deutscher Gesellig-Wissenschaftlicher Verein von New York,
7:363n
solicits contribution to album,
10:601c
Deutscher Monistenbund,
9:34, 347–348
Deutscher Schutzbund für die Grenz- und Auslandsdeutschen,
9:349–350
Deutscher Verband der technisch-wissenschaftlichen Vereine,
7:494n
Deutscher Zentralausschuß für die Auslandshilfe,
7:332
circular letter,
333n
solicits statement from AE,
10:334–335
Deutsches Museum,
8:822; 9:594c;
elects AE as board member,
9:602c
Deutsche Studentenschaft,
9:179n
Deutsche Tageszeitung,
7:240n;
attacks on Nicolai,
9:384
Deutsche Vaterlandspartei,
8:629
Deutsche Versuchsanstalt für Luftfahrt,
8:577n
Deutsche Zeitung,
7:110, 112; 9:602c, 612c;
anti-Semitism of,
9:522
Deutschnationale Volkspartei,
7:240n
Deutschvölkischer Schutz- und Trutzbund,
7:112
Diamagnetism,
6:33, 39n, 191; 10:303
Diamond
absorption spectrum of,
2:388, 405
specific heat of,
2:389; 5:245
Diatomic molecules, rigidity of,
9:459
Dickmann, Ina,
10:xxxix,
expresses sympathy for AE,
10:388
Dictatorship of proletariat,
8:946n, 947n
Die Naturwissenschaften,
10:xxxviii
Die zwölf Bücher,
9:321
Dielectric,
1:170–172; 3:341–346, 348, 386, 398n; 4:17;
moving,
6:48, 67n
Dielectric constant,
1:170–172; 2:512; 3:298, 341, 374, 386; 4:17, 19, 21; 6:107;
determination of,
3:347, 398n
Dielectric displacement,
4:16, 514
Diels, Hermann (1848–1922),
5:596n; 8:92, 346, 347n, 726, 994c; 9:515n
Dieterici, Conrad H. (1858–1929),
9:74–75
Differential calculus,
6:7, 11, 55–61, 73, 77–82, 87, 89–97, 111–112, 216–219, 227, 228, 246, 248, 284, 294–301, 379, 496; 7:153, 451, 453, 541, 550, 574n
three-dimensional,
6:55–58
See also Gaussian theory of surfaces; Geometry: Riemannian
Differential calculus, absolute,
4:3, 192, 195, 296, 300, 319, 324–339, 342n, 476, 480–481, 495–496, 573, 574, 589–596, 620 See also Differential covariants; Tensor calculus
Differential, complete,
3:335
Differential covariants,
4:78–80; 6:17. See also Differential calculus, absolute
Differential equations,
1:212; 3:505
for diffusion,
3:262, 268n
linear vs. nonlinear,
3:xix
ordinary,
3:505n
Diffraction
of light
(see Light: diffraction of)
Reiche’s paper on, AE on,
5:182
of X-rays
(see X-ray diffraction)
Diffraction image,
8:424n
Diffraction theory, Kottler on,
9:373, 436
Diffusion,
3:183, 188, 243n, 268n, 454n, 572, 575–576; 8:125, 144; 10:54
coefficient of,
1:265, 292; 2:177, 200, 211, 212, 229–230, 232, 233, 234, 251–252, 252n, 347, 497, 499, 502n
connection with osmotic pressure,
2:199–201, 205, 497–499
equation,
2:211212, 233
of gases,
2:123–124, 251
relationship of mean square displacement to,
2:501n
of suspended particles,
2:229, 231–234, 497
Tamman on,
10:13n
theory of,
2:170, 171, 173, 178, 179, 199–201, 212, 497–498
under external force,
2:235
Dilution, Ostwald’s law of,
2:178; 4:561; 5:16n;
Besso on,
14
Dimensional considerations,
2:549, 580;
AE’s,
3:460–461, 467–470, 474, 476n, 527, 544n
Dingler, Hugo (1881–1954),
7:109; 9:529
Diogenes,
1:326; 7:57
Dipole,
2:520–522; 3:341–343, 395, 507, 545n
mean energy of rotating,
4:273
Dipole moment, electrical of diatomic molecule,
4:276, 277
Dipole, rotating
AE’s and Fokker’s work on,
5:578–579
in radiation field, AE on,
5:359, 568
Diptmar, Johann,
1:349, 350
Dirac field,
8:968n
Direktorium.
See Kaiser-Wilhelm-Institut für Physik
Disk, rotating.
See Rotating disk
Dispersion,
7:51–52, 485; 8:158, 626
Drude’s theory of,
2:143, 384
of light in a medium,
3:250, 253n
optical,
1:283n; 2:585; 3:280, 522, 544n
theory of,
3:414n, 544n
in ultraviolet,
3:544n
Dispersion, anomalous
Larmor on,
10:252n
in solar atmosphere,
5:316; 9:267, 272, 287, 470
theory of,
10:248
See also Sun: optical phenomena in atmosphere of
Displacement law, of Sommerfeld,
9:21n
Displacement law, Wien’s.
See Black-body radiation: Wien displacement law for
Displacement vector D.
See Electric field: displacement vector D
Displacements, virtual,
3:88–89, 92
Disraeli, Benjamin (1804–1881),
10:463
Dissipative force.
See Force: dissipative
Dissociation,
1:285; 2:178
Arrhenius on,
5:13
Battelli and Stefanini on,
5:12
Beckmann on,
5:13
Besso on,
5:13, 14, 343
electrolytic,
10:575c;
Roloff on,
5:13
of gases,
7:325–331n; 10:15, 17
Kohlrausch on,
5:13
Ostwald on,
5:13
Raoult on,
5:13
quantum theory of,
9:470
role of gravitation in, Besso on,
5:14
role of hydration in,
5:16n,
Besso on,
14
Tammann on,
5:13
Distant masses,
8:352, 357, 358, 360, 362, 502n
Distribution
canonical,
2:74n, 139; 3:219–220, 228, 232
vertical, of granules in a liquid,
2:345n
See also Boltzmann distribution; Maxwell–Boltzmann distribution; Maxwell distribution law; State distribution
Divorce contract
of 1918,
10:150
AE accepts,
10:155
draft of,
10:156–159, 163, 165
Einstein-Marić
accepts AE’s proposal for,
10:146
denies initiating divorce proceedings,
10:41
terms of financial support in,
10:159;
Zürcher on,
10:147
Divorce proceedings of 1919,
9:82n, 306
DNVP.
See Deutschnationale Volkspartei
Doctoral dissertation, AE’s.
See Einstein, Albert: Career: Doctoral dissertation
Doeberl, Michael,
1:347
Dolder, Jacob,
8:349
Dolezalek, Fritz (Friedrich) (1873–1920),
2:397n
Dominik, Hans (1872–1945),
9:395
Donder, Théophile de (1872–1957)
on energy tensor,
10:370–371
on his notation in general relativity,
10:376–377
requests copy of Einstein 1919a,
10:363
Doppler effect,
3:162–163, 165–166, 175n, 492, 574; 4:35, 51, 105n, 545; 6:27, 55, 135, 391, 392, 458, 517, 526, 536n; 7:467, 484–487n
in canal rays
AE on,
5:450
Stark’s work on,
5:47n, 144, 144n, 150, 452n,
relativistic theory of,
2:295–297, 435, 445–449
in solar atmosphere,
5:355
solar spectral lines, influence of on shape of,
5:388
transverse
in canal rays,
2:402, 403n, 444
in emission theory of light, Ehrenfest on,
5:452n
See also Relativity, special theory of: Doppler shift in
Doppler principle,
8:332
Doryon, Yisrael (1908–?), AE’s draft preface for brochure of,
7:129n
Dörzbacher, Julius.
See Koch, Julius
Dosch family,
1:377
Dostoyevsky, Fyodor (1821–1885),
9:415, 487, 503; 10:152–153
Karamazov Brothers, AE enjoys,
9:498
Double refraction,
1:8
Double stars,
4:5, 35; 6:67n, 435
DPG.
See Deutsche Physikalische Gesellschaft
Drag, of sphere in fluid,
9:221
Dragging coefficient,
2:438, 485n, 567; 3:164, 428; 5:73n; 6:26–27, 42, 47–48, 67n; 7:246, 279n; 8:162n, 350n
Fresnel value,
6:43n
Laub’s paper on
AE’s criticism of,
5:74
Laue’s criticism of,
5:73
Lorentz value,
6:43n
See also Ether: dragging of; Light: dragging of
Dragging of inertial frames.
See Lense-Thirring effect
Dražić, Ružica,
1:244, 245n
Drechsler, R. W.,
10:570c, 571c, 573c
Dresden.
See Gesellschaft Deutscher Naturforscher und Ärzte, meeting in Dresden
Drexler, Franz,
7:195n
Dreyfus, Bertha (1871–1942),
5:558, 559n
Dreyfus, Cosman (1835–1918),
5:237, 238n, 558
Dreyfus, Marie (1875–1943),
5:237, 238n, 558;
marriage of,
5:559n
Driesch, Hans (1867–1941),
10:307
Drill, Robert
debate with Schlick,
9:282n, 313
paper by,
9:280, 282n, 323
“proof” of principle of energy from sausage,
9:313
Droste, Johannes (1886–1963),
4:344, 373n; 5:569n; 6:552n; 7:101; 8:350n, 517, 519, 521; 9:110, 145, 150; 10:55n
candidate as Assistent with AE in Berlin,
5:568, 603n
collaboration with Lorentz,
8:420n
dissertation of,
8:457
Lagrangian for many-body problem in general relativity, paper on,
8:430
solves field equations for point mass,
8:362;
priority in,
425
Drude, Paul (1863–1906),
1:213, 267n, 305n, 326; 2:xviii, 143, 175, 267, 384, 386, 405; 3:9, 414n, 529, 544n; 4:529; 5:69n
AE’s reading of,
2:45, 46, 135–136, 259, 260
book on ether physics, AE’s criticism of,
5:430, 431
correspondence with AE,
1:303, 306, 308, 310
electrodynamics of moving bodies of, AE plans to study,
1:225, 330
electron theory of metals of
(see Electron theory of metals: Drude’s)
Duality of electricity and magnetism,
2:526, 528n; 4:25, 26
Duane, William,
9:237
Dübi, Ernst,
5:244
Dübi, Walter,
3:6
Duck, pregnant,
6:402n
Ducrue, Joseph,
1:351, 353
Dufour, Alexandre (1875–1942),
5:287n;
AE on abilities of,
287
Duhamel, Georges (1884–1966),
9:322
Duhem, Pierre (1861–1916),
3:9, 397n; 8:890
Dukas, Helen (1896–1982),
8:265n, 503n; 9:485n
Dulong-Petit rule,
1:236, 279–280, 283; 2:142143, 384, 386, 390n; 3:219, 422, 423n, 460, 472–473, 521; 4:533; 5:259, 280
deviations from,
3:522
Dumont, Louise,
9:558c
Du Pasquier, Louis-Gustave (1876–1953),
1:214
Dutch Academy of Sciences.
See Royal Dutch Academy of Sciences
Dutch Israelite Seminary,
9:288n
Dutch Natural Scientists and Physicians, congress of,
8:390, 418, 458n
Dutch Zionist League,
9:249n
Dutoit, Paul (1873–1944),
5:401, 402n
Dynamics,
3:63–64
classical,
2:368; 3:556
of ideal fluids,
3:6
of material systems,
3:4, 78
relativistic,
2:273, 369
See also Mechanics: classical
Dynamo,
1:li, liv
Dyson, Frank (1868–1939),
7:xxx, 210n; 9:xxxiiixxxv, 138n, 199n, 244; 10:222n
notice on eclipse results,
9:236
proposes eclipse expedition,
9:32
DZA.
See Deutscher Zentralausschuß für die Auslandshilfe

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A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

E

Earth,
3:15, 59–62, 127n, 136–139, 175n
constitution of,
8:596
gravitational field of,
6:472 (see also Gravitational field: of mass point)
magnetic field of
(see Magnetism: terrestrial)
moment of inertia of,
7:142–143
motion of, relative to ether
(see Motion: relative)
observation of eccentricity of orbit of by redshift, AE on,
10:61
perihelion motion of,
6:242
rotation of,
7:xxviii, 142–146n, 197–198n; 8:79;
fluctuations in,
596
Easter message of Wilhelm II,
8:506n; 10:97n
Eastern Europe, effects of malnutrition in,
7:334n
Eastern European students, AE’s course in Berlin for,
10:386
Eastern Jews.
See Jews of eastern Europe
Ebert, Friedrich (1871–1925),
7:xxi; 8:944n, 961n, 1029c; 9:4n
Ebner, ?, official registrar,
9:84
Eckart, Pauline.
See Winteler, Pauline
Eclipse expedition.
See Solar eclipse expedition
Eclipse, solar.
See Solar eclipse
École Polytechnique, Paris,
7:349n; 9:333
Economics,
8:701, 756, 789
Economy, planned,
7:124n, 129n
Eddington, Arthur S. (1882–1944),
3:125n; 6:512, 537n–538n; 7:xxxi, 27n–28n, 101, 201n, 340n, 345, 410n, 581; 8:350n; 9:xxxiiixxxvii, xxxix, li, 167, 182, 195, 199n, 262, 264, 304, 311, 369, 390n, 401, 408, 479, 498, 577c, 599c; 10:222–223, 226n, 309, 380, 500
and anti-relativists,
7:347
general relativity, interest in,
9:244
on German-British scientific collaboration,
9:307n
on Gold Medal affair,
9:369–370
gravitation and principle of relativity, lecture on,
7:201n
on gravitational field due to boundary conditions,
8:359n
on gravitational light deflection,
9:32
invites AE,
9:370, 408
Lorentz on book by,
10:320, 365
Mach’s principle, disagreement with AE on,
7:377, 409
publishes rebuttal against Guillaume,
10:xlix
as Quaker,
9:378n
relativistic theory of gravitation, on ignorance of in England,
8:323n, 384n
solar eclipse expedition of 1919,
7:xxx, 178n, 200, 201n, 210n; 9:201; 10:xxxvii;
debates on results,
9:474n
on positive results of,
9:186, 216; 10:222, 223
sends report of to AE,
10:309
stellar theory of,
9:13
on virial theorem,
7:425n
on Weyl’s theory,
9:113n, 263; 10:349n
Eder, Josef Maria (1855–1944),
5:212, 214n
Eeden, Frederik van (1860–1932),
9:322
Egidy, Moritz von (1847–1898),
10:329
Ehlers, Ernst (1835–1925),
5:502n
Ehrat, Emma,
5:158
Ehrat, Jakob (1876–1960),
1:214, 247, 253, 263, 269n, 290, 298–299, 329, 330, 337; 3:578–579; 5:5, 5n, 20, 20n, 21, 21n, 557n, 589; 8:511
AE as matchmaker for,
5:591n; 8:9
Bieberstein/Rhön, appointment in,
5:25, 26n
biography,
1:379
change of residence in Winterthur,
5:590
ETH, Assistent at,
1:250, 251, 252n, 253, 263n, 337n, 5:6n, 26n
marriage of,
5:590n
marriage plans of, AE on,
5:592
mountain trip with Solovine,
5:248
Swiss Patent Office, possible position at,
5:82
Thurgau Kantonsschule, candidate at,
1:250n, 251, 252n, 255
visits AE in Bern,
5:82, 85
Ehrat, Jakob, and Ehrat-Ühlinger, Emma, AE visits,
5:158
Ehrenberg, Helene (1852–1920),
10:315, 361n
Ehrenberg, Viktor G, (1851–1929),
9:242; 10:449n;
on AE as German and Jew,
9:243
Ehrenbergstraße,
8:55;
lodger for,
8:49n
Ehrenfest, Anna (1910–1979),
5:428, 429n, 451; 8:13; 9:146, 227;
drawing by of AE welcoming eclipse results,
9:246, 266
Ehrenfest, Anna and Tatiana, violins for,
9:267, 288–289, 316, 334n, 353, 402, 456–457, 471, 497; 10:246–247, 252, 267, 270, 277, 297, 337, 344, 366, 356
brought by AE,
10:xlv
confiscated in Bentheim,
10:247
Ehrenfest, Arthur (1862–?),
10:385n
Ehrenfest, Emil (1865–?),
5:423n
Ehrenfest paradox,
3:478479, 482–483, 484n; 10:6, 7n, 10, 14
thought experiment to illustrate,
10:13n
See also Rotating disk
Ehrenfest, Paul (1880–1933),
2:102, 109110, 138, 144, 253254, 263, 267, 410, 412n; 3:xx, 478479, 483, 484n, 562n; 4:5, 34, 112, 145n, 151, 299, 502n; 5:251n, 292n, 429, 468, 540; 6:40n, 261n; 7:223, 486n; 8:12, 15, 56, 84, 128n, 150, 160n, 164, 230, 232, 233n, 236, 237, 244n, 247n, 249, 285, 288, 331, 335, 338, 339, 346, 360, 361, 364, 371, 386, 390, 413n, 418, 427, 457, 464, 468, 476, 480, 484, 534, 536, 562n, 643n, 720, 892, 958, 960; 9:xxx, xxxviii, xlix, l, 15, 30n, 43n, 55, 55n, 101n, 129n, 139n, 152, 154, 171–172, 181, 181n, 195, 197, 203n, 216, 218, 221n, 221, 227, 255n, 263n, 266, 272, 286, 289, 315, 321, 332, 339, 352, 355, 360n, 362, 364n, 413, 422n, 456, 481, 497, 500, 507, 523, 578c; 10:xxxi, xlvi, 10, 20, 25n, 50–52, 56, 219n, 223, 253, 262, 267, 270, 279, 289n, 297, 311, 320, 356, 373, 417, 444, 465, 469, 471–472, 476
adiabatic invariants, theory of
(see Adiabatic invariants: Ehrenfest’s theory of)
advises on printed version of AE’s inaugural lecture,
9:371, 414, 469–470, 501–503
and AE,
8:13n, 20n, 22n, 76n, 144n, 165n
AE
on acquaintance with,
8:22
advises not to participate in Als-Ob conference,
10:xlv
on approval of professorship for,
10:344
on arithmetical miscalculation by,
9:414;
AE’s comment,
9:456
criticizes attire of,
10:252
on curators of Leyden professorship of,
10:366
on diet of,
9:165
discusses superconductivity with,
10:xlvii
discussions with,
10:257, 279
on Dutch visa for,
10:241–242, 375
on expectations toward,
10:366
expedites appointment of at University of Leyden,
10:364
first meeting with,
10:20
general relativity, congratulates for,
8:242
health of, worries about,
9:182
on inaugural lecture of,
10:366, 385;
attire for,
375
on invitation to University of Wisconsin of,
10:479
invites,
8:62, 228, 555; 9:15, 151, 183
plays Bach for,
10:253
plays music with,
10:220, 222–223, 519
on professorship for at University of Leyden,
9:145, 150–151, 164, 165, 371, 503; 10:xxxix, 389
requests expression of appreciation of for research by Julius,
10:518
requests intervention of for transit visa for Russian physicists,
10:517
on response from regarding Berlin Philharmonic event,
10:xl
on U.S. visit of,
10:479–480
visits by to Ehrenfest family,
8:11; 10:xxxii, xxxvii;
good memories of,
8:12, 340, 348
visits in Leyden,
8:13n, 22
visits in Prague,
5:393, 408, 422n, 428n
visits in Zurich,
5:508, 524n, 569n
AE declines invitation by,
8:228, 457
AE enjoys children of,
10:219, 247, 253, 264
AE invites to Berlin,
8:28
AE invites to Zurich,
5:523
AE praises,
8:19; 10:222–223
AE requests official invitation from,
8:892
AE visits,
8:11;
good memories of,
12, 340, 348
AE’s deep sympathy for,
10:298
AE’s financial debt to,
10:444
AE’s planned visit to,
5:563, 598n, 601, 602, 603, 607
against mass actions,
9:248
aids young Russian scientists,
9:153
anarchistic views of,
9:237
anti-Semitism, on efforts to fight against,
9:287
asked for newspaper article on relativity,
9:246
atheism of,
9:288n
atheism of, AE on,
10:20
on Bach’s music,
8:345n
Beiblätter zu den Annalen der Physik, reviews for,
2:109110
on Bohr,
9:216; 10:xlvii, 244
Boltzmann principle, discussion with AE on,
8:20–22
on call to Ukrainian Academy of Sciences,
9:152
on collected articles of AE,
9:371, 414
collects literature and instruments for Russian colleagues,
10:376, 404, 425–426
comments on AE being called “Jewish Newton,”
9:287
critique of AE’s light emission experiment,
7:487n
on cynicism,
9:416
Debye’s negative comment on,
5:447n
declines invitation by Hilbert,
8:701, 715, 737, 740, 744, 756
dedication to AE by,
5:630c
depression of,
9:286; 10:368
disapproves of Einstein 1920f,
10:403–404, 426
on Dutch copies of AE’s inaugural lecture,
9:615c
economics, interested in,
8:701, 756, 789
efforts of on behalf of Epstein,
9:333–334, 344, 470, 487, 498
and Ehrenfest, Tatiana,
10:247, 251
emission theory of light, paper on, AE on,
5:450
on English edition of Einstein 1917a,
10:385
Epstein, invites to Leyden,
10:285n, 289
equivalence principle, generalization of,
5:487–496
European tour of,
5:393n
feelings of inferiority of,
10:375
financial problems of,
10:368
on fluctuations in radiation theory,
5:465
GDNÄ meeting in Nauheim, expects demonstration against AE at,
10:369
Habilitation attempts of,
5:408n, 422, 428n, 461
AE on,
5:408, 421, 427
Kleiner’s role in,
5:421, 422n
opposition by ETH authorities to,
5:464n
Sommerfeld on,
5:463n
Sommerfeld’s support of,
5:461, 476
Weiss’s role in,
5:427, 451, 476, 478n,
and Hebrew University,
9:222, 240, 287, 316, 332–333, 352
on Herglotz,
9:415
on historical development of theory of relativity,
9:247
hospitality of, AE on,
10:297–298
on identity as Jew,
9:287
ill with jaundice,
8:756, 789
on length contraction,
10:6
on literature about Jewish life,
9:415
liver condition of,
10:476
magnetic experiment of,
8:345
magnetic quanta of,
8:22
initiates meeting on magnetism (“Magnet-Woche”),
10:xlvi, 366, 368, 404
on mediating between Russian and Western European science,
9:153
nondenominationalism of,
5:422n, 452n;
AE’s criticism of,
5:451
on northern German self-confidence,
9:415
organizational talents of,
9:228n
on paramagnetism,
10:366–368, 376
on parameter-dependent weight function,
8:20n, 21, 23–27
passport confusion of,
5:423n
photochemical equivalence
generalization of AE’s work on,
5:440–444, 451
piano for,
9:315, 334n, 352, 376, 402, 413
on Planck’s ellipses,
8:21
plans to accompany AE to ETH,
5:464n
on political unrest and Jewish unity in Europe,
9:416
popular lectures on relativity by,
9:468
Prague, lecture in,
5:474n;
AE’s praise of,
5:446
radiation theory, paper on
AE on,
5:339
Besso on,
5:343
reads Bergson,
10:368
receives proofs of AE’s second paper on static gravitational field,
5:455
relativistic theory of gravitation, reception of,
8:263
on research of Russian colleagues,
10:426
on revolution in Europe,
9:416
rigid body motion in special relativity,
5:211n;
dispute with Varićak on,
292n
on rigid rotation in special relativity,
10:14
on sensitive areas on atoms,
8:30n
Solvay Congress, Third, invited to,
10:303
specific heat, work on,
8:41
suggests spherical four-dimensional space-time,
8:417n
on superconductivity,
9:504
University of Leyden, Lorentz’s successor at,
5:484, 490, 496n, 509, 509n; 10:xlii
University of Prague, candidacy for chair at,
5:470, 474n
Abraham’s recommendation for,
5:446
official evaluation of,
5:470–472
University of Zurich, candidacy for chair at
AE on,
5:446
Kleiner’s opposition to,
5:451
Van der Goot’s statement, signs,
8:63
violins for daughters of,
9:267, 288–289, 316, 334n, 353, 402, 456–457, 471, 497; 10:246–247, 252, 267, 270, 277, 297, 337, 344, 366, 356
brought by AE,
10:xlv
confiscated in Bentheim,
10:247
visit by Russian physicists,
10:465, 517
visits Herglotz in Leipzig,
5:393n
visits Petzoldt,
8:31n
visits Smoluchowski in Lemberg,
5:429n
vitality of,
8:865
Volga trip with Tatiana Ehrenfest,
5:460
on worldlines-field corresponding to static gravitational field,
5:460, 462
on Zionism,
9:248
Ehrenfest Jr., Paul (1915–1939),
9:146, 227; 10:257, 404;
AE plays with,
10:247
Ehrenfest, Tatiana (1905–1984),
5:428, 429n, 451; 8:13; 9:xl, 227, 413; 10:344
Ehrenfest, Wassily (1918–1933),
8:865; 9:146, 227, 248
Ehrenfest-Afanassjewa, Tatiana (1876–1964),
5:393n, 428, 440, 451, 524n; 8:12, 345; 9:146, 216, 227, 248, 316, 457; 10:xxxvii, 220;
visits Katwijk with AE,
10:265, 270
Ehrenfest’s adiabatic theorem.
See Adiabatic invariants: Ehrenfest’s theory of
Ehrenhaft, Felix (1879–1952),
2:220; 3:509, 509n; 5:290, 320, 322n; 8:935, 1009c; 9:7, 276, 298, 340n, 365, 367, 369, 393, 397–399, 413, 428, 436, 440–441; 10:294–295, 436n, 546n
AE on abilities of,
9:368
AE
expresses sympathy for,
10:422
invites to lecture in Vienna,
10:608c;
accepted,
609c, 610c
invites to Vienna,
9:133n, 586c
nominates for Nobel Prize,
8:994c, 1015c
on application for KWIP funds,
9:73
approached by Weyland for anti-relativity lecture,
10:422
Brownian motion, experiments on,
8:902–903, 916, 941
criticizes Bär,
8:904
elementary charge, discussion with AE on,
8:861–862, 902–905
experiments on elementary charge, controversy on,
5:291n, 320n
GDNÄ meeting in Bad Nauheim, lecture at,
10:422
offers AE his home to room,
9:277
photophoresis, experiments on,
8:861, 903, 961; 9:252; 10:580c
subelectron of,
3:xxvi, 509n; 8:459n, 464, 548, 861, 862, 902, 941; 10:295–297;
Norst on,
10:580c
theories of, AE on,
10:322
University of Vienna
appointment at, AE on,
10:322–323, 580c
candidacy for chair at,
9:398–400, 461
on difficulties in obtaining chair at,
10:422
visits Meyer,
8:902, 904, 916
Ehrhardt, Paul,
8:566n
Ehrler, Hans H. (1872–1951),
9:70n
Eichelberg, Gustav (1891–1976),
3:6, 242n, 599
Eichenwald, Aleksandr (1863–1944),
7:88;
experiments by,
4:17, 27; 6:48, 67n
Eichhorn, Gustav (1867–?),
5:430, 431n
Eichhorn, Walter,
3:9
Eidgenössische Polytechnische Schule.
See ETH
Eidgenössische Technische Hochschule.
See ETH
Eidgenössisches Amt für geistiges Eigentum.
See Swiss Federal Patent Office
Einbeck, Georg (1870–1951),
10:402
Einsiedeln, Canton of Schwyz,
1:225
Einstein & Cie., Munich.
See J. Einstein & Cie.
Einstein & Co., Milan.
See Einstein e C.
Einstein, Abraham (1808–1868),
Einstein, Abraham Ruppert (1808–1868),
1:xlviiixlix, 1n; 5:324n, 559n; 7:440n; 9:294n

EINSTEIN, ALBERT (1879–1955)

ADDRESSES

Of AE
Berlin, Ehrenbergstraße 33,
5:636c; 8:12n;
Wittelsbacherstraße 33,
8:85n;
Haberlandstraße 5,
8:512, 515n,
ground plan of apartment,
562n
Bern, Gerechtigkeitsgasse 32,
1:331, 333–334;
Thunstraße 43a,
1:340;
5:
Aegertenstrasse 53,
5:39n, 40, 620c;
Archivstrasse 8,
5:9, 617c;
Besenscheuerweg 28,
5:34n, 618c;
Kramgasse 49,
5:26n;
Tillierstrasse 18,
5:9n, 617n
Lucerne, Brambergstrasse 16A,
8:479
Prague, Třebízského ulice 7,
5:289n, 627c
Schaffhausen, Bahnhofstraße 102,
1:327, 376;
Fulachstraße 22,
1:318n, 376
Winterthur, Äussere Schaffhauserstraße 38,
1:299, 308, 310
Zurich, Dolderstraße 17,
1:267, 269, 272, 277, 375;
Klosbachstraße 87,
1:229n, 241n, 246, 374;
Unionstraße 4,
1:54, 234n, 242, 275, 373;
Moussonstrasse 12,
5:212n, 624c;
Hofstrasse 116,
5:501n, 631c
Of Einstein family
Milan, via Berchet 2,
1:liii n, 372;
via Bigli 21,
1:liv n, 231, 263, 278, 284, 373
Munich, Adlzreiterstraße 14,
1:li n, liii n;
Müllerstraße 3,
1:li n, 370
Pavia, via Foscolo 11,
1:liv n
Ulm, Bahnhofstraße B 135,
1:1

CAREER

Albert-Einstein-Spende, trustee of,
10:578c
Annalen der Philosophie, invited to serve on editorial board,
8:888
Assistent, tries to find position as,
1:xxxvi–xxxvii, 44, 44n, 269n, 285, 287, 290
with Battelli in Pisa,
1:285, 287
convinced Weber is hindering,
1:xxxvii, 279, 281–282, 290
in Germany, hampered by anti-Semitism,
1:282
with Hurwitz at ETH,
1:xxxvi, 249, 250, 253, 255, 256, 262, 263, 264, 269
in Italy,
1:282
with Kamerlingh Onnes in Leyden,
1:288–289; 5:4n
with Koch in Stuttgart,
1:285
with Ostwald in Leipzig,
1:278–279, 284, 289
with Paalzow in Berlin,
5:4
with Riecke in Göttingen,
1:279, 281
with Righi in Bologna,
1:285, 287
with Wiener in Leipzig,
1:277
Berlin
office in Haber’s institute,
5:604
position at Physikalisch-Technische Reichsanstalt,
5:457n;
offered,
480;
declined,
511
Deutsches Museum, elected member of board of,
9:602c;
nominated,
594c
Doctoral dissertation,
2:xx, 170–182, 184–202, 203n, 211; 3:xvi, 6, 418n
Burkhardt’s opinion on,
5:36
calculation of molecular size in,
5:18n
calculational error in,
5:36n
comments on,
5:31
hydration hypothesis in,
5:16n
Kleiner’s opinion on,
5:35–36
official acceptance of,
5:36n
Doctorate,
1:265, 290, 328; 5:32n
awarding of,
5:37n
first attempt,
2:xix, 6–7, 170, 175–176, 266
gives up attempts at,
5:11, 12n
with Kleiner at University of Zurich,
1:xl, 61, 266, 318n, 320, 322, 326–328, 330–331
petitions for awarding of,
5:33
with Weber,
1:xxxvii, 61, 258, 259n, 270, 272, 273n
DPG
member of advisory committee of,
8:760n, 818n; 10:24n
member of board of directors of,
8:31
Employment
attempts to find,
1:xxxvii, 298, 304, 306, 308;
difficulties in, Einstein-Marić on reasons for,
320
ETH
appointment to chair at,
5:382, 406, 411;
acceptance of,
351, 352, 409n;
comments in Prague on,
432;
congratulations from: Chavan,
387,
Hopf,
416,
Lorentz,
364,
Schenk,
399,
Stern,
403;
defrayal of moving expenses,
407;
happiness about,
402;
meeting with Gnehm about,
365, 367, 368, 371n, 372, 376, 392n;
negotiations for,
365, 367;
offer of,
350;
official approval by Swiss Federal Council,
398, 399n;
official notification of,
407;
official recommendation for,
392, 396;
overcoming opposition to,
399n;
possibility of,
327, 330n, 336, 346, 349;
reactions to Zangger’s role,
333n;
role of: Forrer,
340, 341n,
Grossmann,
368,
Zangger,
325n, 350n, 352, 371, 378;
terms of,
392n, 399n;
thanks Forrer for,
402;
urges Grossmann to initiate negotiations for,
367;
Zangger on desirability of,
332;
Zangger’s enthusiasm about,
398; 10:xxxiii, 17
attempts to keep AE at,
5:583n
change of AE’s class hours at,
5:503, 510
comments on lecturing at,
5:568
joint professorship with University of Zurich offered
(see Einstein, Albert: Career: University of Zurich)
reaction to planned departure from,
5:529n
request for resignation from chair at,
5:572;
approval of,
583
studies at,
5:4
takes courses with, 5:Minkowski,
77n;
Fiedler,
182n
GDNÄ, member of scientific committee of,
10:440, 600c
German Mathematical Society, invited to join,
8:762;
joins,
765
Gesellschaft für positivistische Philosophie, one of founders of,
8:17n, 495n
Insurance company, position with
refuses,
1:255
tries to find,
1:xxxvii, 300, 301, 303, 305, 308–309; 8:4n
Königlich Wissenschaftliches Prüfungsamt, member of,
9:65n
KWIP
plans for,
5:598n, 602, 602n
planned directorship of,
5:529n
director of,
8:513; 10:68
Direktorium of, member of,
8:527n
Lenzburg, looks for position in,
8:3
Mathematische Annalen, editor of,
9:602c
Mercur Aircraft Co., scientific collaborator at,
8:588n
PAW
Astrophysical Observatory, member of appointment commission on directorship of,
8:385, 412n
Geodetic Institute: intervenes in selecting director for,
8:594, 599;
member of committee on directorship of,
796n
PAW, appointment at
acceptance of,
5:534n, 582
comments on,
5:546
conditions of,
5:569
discussion of with Planck and Nernst,
5:534
Haber’s plans for,
5:510–512;
financial consequences of,
512
official notification of,
5:569
official proposal for,
5:526–528
pleased with,
5:537
procedure of,
5:529n, 534n, 569n
salary,
5:529n;
Koppel’s financial support of,
581n
uneasiness about,
5:582n
Private tutor,
1:xxxvii, 256, 262, 269, 270, 272, 307, 334, 335. See also Cahen, Louis; Nüesch, Jakob
Royal Society of Göttingen: corresponding member of: proposed,
8:222n;
elected,
222, 227
Secondary school teacher, tries to find position as,
1:282. See also Technikum Burgdorf; Thurgau Kantonsschule
Stark, Johannes, declines position offered by,
5:167;
Stark’s reaction,
167
Students,
3:xvii, 3. See also Bloch, Werner; Dallenbach, Walter; Dübi, Walter; Eichelberg, Gustav; Eichhorn, Walter; Sidler, Eduard; Tanner, Hans; Zabel, Walter
Swiss Federal Patent Office
appointment at,
1:xxxvii, 338–340, 377; 5:6n
Director Haller, AE on,
5:22
position at,
1:291n, 292, 321n, 327, 376; 5:34
promotion at, to Technical Expert second class,
5:38, 39n;
to Technical Expert third class,
29, 29n
requirements for position,
1:336
resignation from,
5:201
salary at,
5:7n, 29, 39
work at, AE on,
5:6, 81n;
Einstein-Marić on,
7n
Teaching
praised by University of Zurich students,
5:243
Zangger on qualities of,
5:332
Technikum Burgdorf, looks for position at,
8:4n
Technikum Winterthur, consults Grossmann for application at,
5:84n
University of Bern
Habilitation at,
3:xvi; 5:105;
failed attempts at,
11, 12, 18n, 48, 48n;
Gruner’s role in,
96;
Kleiner’s comments on procedure for,
95;
Kleiner’s role in,
97;
topic of Habilitationsschrift,
96
inaugural lecture at,
5:105, 105n
request for withdrawal from,
5:203
University of Leyden
candidacy for Lorentz’s chair at,
5:366n, 409;
dismay at,
411, 509;
refusal of,
411, 421, 480
special professor at,
7:321n, 323n; 9:150–151, 154, 180n, 247, 267, 352, 355, 362–363, 457, 469; 10:xliixlvi, 242n, 246, 257, 279, 298, 337, 585c, 587c, 600c;
appointment delayed,
252, 277, 320;
salary,
588c
University of Prague
appointment to chair at: announcement of,
5:264;
candidacy for,
243;
conditions of,
255–256, 272, 283;
difficulties involved in,
247n, 253;
Adler on candidacy for,
254n;
official notification of,
266;
offer of,
255;
reasons for acceptance of,
274n;
recommendation for,
239n, 244n;
role of religious affiliation in,
254n, 266n;
trip to Vienna to discuss conditions of,
257n;
uncertainty about,
265;
takes oath of office,
314
assisted by Nohel at,
5:333n
attempts to retain AE at,
5:433n
conditions at, AE on,
5:347, 433
library budget at,
5:305
petition for release from position at,
5:402
professor at,
8:12n
quarters at,
5:291n
reasons for leaving,
5:499, 500n
satisfaction with work conditions at,
5:499
students at, AE on,
5:404, 433
work at, AE on,
5:293, 295, 308
University of Utrecht, candidacy for chair at
asks more information,
5:327
considers offer,
5:325, 327
declines offer,
5:312n, 347, 349
discussion with Lorentz in Brussels on,
5:348n, 364
financial conditions,
5:329
invitation for,
5:311, 323
Julius’s reaction to AE’s refusal,
5:315, 354
Lorentz’s regret about AE’s refusal of,
5:363, 364n
Lorentz’s role in,
5:351n, 354, 356
misunderstanding of Lorentz’s opinion on,
5:348n;
apologies for,
358
official recommendation for,
5:340n
postpones decision on,
5:336, 340
visit to Julius on,
5:345, 346;
AE on,
347
University of Vienna
possible position at,
5:372n, 399n, 480; 8:264, 265n
position at, gives consideration to an offer of,
10:38
University of Zurich
appointment to chair at: Fiedler’s congratulations on,
5:182;
Laub’s congratulations on,
184;
procedure of,
190n;
terms of,
181n
candidacy for chair at,
5:131, 169;
Kleiner’s support of,
94n, 96n, 159n, 160n, 188
comments on activities at,
5:224, 226, 227
comments on lecturing at,
5:218, 238
inaugural lecture at,
5:224n
joint professorship with ETH: compromise accepted,
8:969, 972–973;
compromise suggested,
855–858, 870, 873, 879, 881n, 884, 885n, 894, 909, 911n, 912, 915, 916n, 935, 939, 950n, 961;
offered,
455n, 849, 850n, 851–853, 854, 953
lack of influence at,
5:546
plans to offer professorship at,
9:78, 109, 180n, 301, 329, 381, 588c, 591c
resignation from chair at,
5:274;
Kleiner’s reaction on,
275n;
procedure of,
275n
resolve to stay at,
5:261n
salary raise at,
5:244n
student petition to retain AE at,
5:243
students in courses at,
5:244n
succeeded by Debye at,
5:291n
Wissenschaftliche Gesellschaft für Luftfahrt, invited to join,
8:709
Zeitler’s Studentenhaus-Zusatzstiftung, member of special board of trustees,
10:603c
Zurich Gymnasium, applies for vacancy at,
5:92

CHILDHOOD AND ADOLESCENCE, 1:lvilxvi, 1

Birth,
1:xxxvi, lvi, 1
Birth of sister Maja,
1:lvilvii, 370 (see also Winteler-Einstein, Maja)
Compass, wonder at,
1:5, 370
Elementary schooling
(see Petersschule)
Geometry, interest in,
8:113
Hobbies,
8:190, 367, 380
Instruction at home,
1:lvii, 370
Latin reports,
8:367n
Milan, family moves to: from Munich,
1:liiiliv, 371;
from Pavia,
liv, 45n, 373
Munich: family moves to from Ulm,
1:li, 370;
leaves to join family in Milan,
xxxvi, lxiii, 372
Music, learns,
8:381
Parents
(see Einstein, Hermann; Einstein, Pauline)
Pavia, family moves to from Milan,
1:liv, 372
Religious instruction,
1:lix
Religious sentiments, Jewish,
1:lixlx, 370
Reluctant to write letters,
8:234
Secondary schooling
(see Aargau Kantonsschule; Luitpold-Gymnasium)
Speech, late development of,
1:lvi, 370
Talmey, friendship with
(see Talmey, Max)
Unhappiness at Luitpold-Gymnasium,
8:531, 532n
Winteler-Einstein on,
1:xlviiilxvi
See also Einstein, Albert: Personal

COURSES TAUGHT, 3:598600

Berlin, for foreigners, introduction to theoretical physics (1920),
9:xlvii, 434n, 523
ETH
analytical mechanics (WS 1912/13),
5:503n; 8:137n
electricity and magnetism (WS 1913/14),
3:8; 4:3, 6, 106n, 108n, 298, 300, 512–519; 5:538n; 6:67n, 68n; 8:137n
geometrical optics and diffraction (WS 1913/14),
5:538n; 8:137n
mechanics of continua (SS 1913),
5:538n
molecular theory of heat (SS 1913),
2:41, 54–55; 3:6, 572; 5:538n
physics seminar (WS 1912/13),
5:503n, 538n; 8:137n;
(WS 1913/14),
5:538n
physics seminar (SS 1913),
5:538n
thermodynamics (WS 1912/13),
5:503n; 8:137n
University of Berlin
course fee,
9:581c;
free admission to,
425;
sets conditions for participation in,
601c;
stops temporarily,
147, 574c;
uproar at his lecture,
xlvii, 422–423, 423n, 426–427, 429, 437, 446, 510, 600c, 601c; 10:xliii,
consequences of,
9:437;
press coverage of,
428, 450;
for war veterans,
552c
relativity (WS 1914/15),
6:44–66; 8:64n;
(SS 1915),
129n, 144;
(SS 1917),
485n;
(WS1918/19),
7:86–97, 177n, 279n; 8:906;
(SS 1919),
7:xxxii, 139n, 147–176, 188n, 281n; 8:670n, 699n, 824n
relativity (Zwischensemester 1919),
9:17n;
(SS 1919),
64, 562c;
(WS 1919/20),
599c
statistical mechanics (WS 1915/16, WS 1917/18),
2:41, 54–55; 3:7–8
statistical mechanics and Boltzmann’s principle (WS 1915/16),
8:239n
statistical mechanics and quantum theory (WS1917/18),
8:561, 735
various topics in theoretical physics (WS 1920/21),
10:602c
University of Bern
molecular theory of heat (SS 1908),
2:41, 54–55; 3:7; 5:99n, 189n
theory of radiation (WS 1908/09),
5:160n; 8:288n
University of Prague
mechanics (WS 1911/12),
5:350n
mechanics of continua (SS 1912),
5:481n
mechanics of discrete mass points (SS 1911),
5:294n
molecular theory of heat (SS 1912),
5:481n
physics seminar (SS 1911),
5:294n;
(WS 1911/12),
350n;
(SS 1912),
481n
theory of heat (WS 1911/12),
5:350n
thermodynamics (SS 1911),
5:294n
University of Zurich,
3:xv, xvii, 3–10
courses not extended,
9:572c;
on free admission to,
329;
quits,
147, 326, 404;
tired of,
6
electricity and magnetism (WS 1910/11),
3:xvii, 8, 126n, 127n, 316–396, 396n–400n; 5:258n
general relativity (SS 1919),
7:xxxii, 146n, 185–188
kinetic theory of heat (SS 1910),
2:41, 42, 54–55; 3:xvii, 6–8, 10, 179–241, 242n–247n, 562n; 4:534n; 5:239n; 6:170n, 189n, 579n
mechanics (SS 1910),
2:180
mechanics (WS 1909/10),
3:xvii, 3–6, 8–9, 11–125, 125n–129n, 572, 593; 4:209n, 355; 5:211n;
(SS 1910),
239n; 7:424n
physics seminar (SS 1910),
2:180; 5:239n
physics seminar (WS 1909/10),
5:211n;
(WS 1910/11),
258n
relativity (Jan–Feb 1919),
9:3n, 4n, 16, 550c, 551c
selected topics in theoretical physics (WS 1910/11)
special relativity (WS 1918/19),
7:86–97, 177n, 279n
theoretical physics (Jul–Aug 1919),
9:57, 80, 89, 91, 99, 105, 132, 563c; 10:195n, 197–202, 205–206, 208–209
thermodynamics (WS 1909/10),
5:211n
topics in theoretical physics (WS 1919/20),
9:578c
Volkshochschule Groß-Berlin
kinematics and equilibrium of bodies (1920),
9:599c
writing up,
9:449, 523;
for publication,
295, 412

EVALUATION OF ABILITIES OF

Bernoulli,
9:315
Born,
9:440
Buchholz,
10:357, 453
Debye, Keesom, van Laar, and Ornstein,
5:373–375
Ehrenhaft,
9:367, 413, 441, 491
Epstein,
9:405; 10:352, 547
Flamm,
10:547
Greinacher,
8:152, 994c
Krüger,
8:624, 625
Küstner,
8:324n
Laue,
10:547
Lenz,
10:547
Marx,
9:360–361
Meyer,
8:172; 9:377; 10:28
Perrier,
8:152
Petzoldt,
8:54
Piccard, ,
8:148–149, 152–153, 154, 172
Ratnowsky,
9:405
Reiche,
10:547
Runge,
10:172
Scherrer,
9:405
Schrödinger,
10:547
Schweidler,
9:413
Schweydar,
8:622, 625
Stern,
10:353
Successor of Paschen,
9:357
Tank,
9:405
Thirring,
10:547

EXPERT OPINIONS

On aircraft,
8:588
Asked to serve as patent expert,
9:463, 464–465, 567c
On device for determination of direction of sound waves,
7:472–477, 480–481
On device to generate electrical waves,
7:365–366
On gyrocompass,
6:137–143, 143n, 144n, 146; 146, 207–210; 7:81–84, 190–195; 8:63n, 790, 811–812, 832, 837, 857; 10:196, 206
On incandescent lamps,
9:595c
On mixing-tubes,
8:287
On production of tungsten wires for filaments in incandescent lamps,
7:242–243; 10:607c

FAMILY

See Einstein, Abraham Ruppert (grandfather), Einstein, Edith (cousin); Einstein, Eduard (son), Einstein, Elsa (cousin and second wife); Einstein, Hans Albert (son), Einstein, Helene (grandmother); Einstein, Ilse (stepdaughter), Einstein, Jakob (uncle); Einstein, Hermann (father); Einstein, Ida (aunt); Einstein, Margot (stepdaughter), Einstein, Pauline (mother); Einstein, Robert (cousin); Einstein, Rudolf (uncle); Einstein-Marić (first wife), Koch, Alice (cousin); Koch, Caesar (uncle); Koch, Fanny (aunt); Koch, Jette (grandmother); Koch, Julius (grandfather); Koch, Jacob (uncle); Koch, Julie (aunt); Koch, Mathilde (aunt); Koch, Paul (cousin); Koch, Raymond (cousin); Koch, Robert (cousin); Koch, Suzanne (cousin); Winteler-Einstein, Maja (sister)

FINANCES

Bank account in Prague,
8:86n, 128, 1007c
Course fee
at University of Berlin,
9:581c
at University of Zurich,
6n, 90
Czech taxation,
9:555c
Defrayal of moving expenses,
8:56
Devaluation of German mark,
9:90, 138, 147, 195, 201, 222, 226, 234, 242, 289, 293, 306, 456, 486; 10:81, 121, 362
Expenses for Eduard Einstein sanatorium,
10:89, 91, 113, 121, 126, 129, 133, 135, 137, 145
Honorarium
for copyright of Russian edition of Einstein 1917a,
10:570c, 572c, 573c
for lecture at Chemisch-Physikalische Gesellschaft in Vienna,
10:609c
for lecture at Kiel Autumn Week for Arts and Sciences,
10:549
from Anschütz-Kaempfe,
10:533, 544
requested from Princeton University,
10:490
Income,
8:39, 40n, 41n, 43, 52, 453, 513, 514n, 563n, 714n, 978, 991c, 992c, 1009c–1010c, 1029c; 10:81, 83, 89
from abroad,
9:270
from Luftverkehrsgesellschaft,
10:106–107
from shares,
9:3n, 126n, 214, 551c, 576c
from Switzerland,
9:346n
Indebted to Zangger,
9:345
One-time subvention from Prussian Ministry of Education,
8:1013
One-time support from Ministry of Education,
9:574c, 575c
On payment for Hans Albert Einstein’s boarding,
9:306
Royalties for
4th English edition of Einstein 1917a,
10:610c, 612c, 613c
9th German edition of Einstein 1917a,
10:577c
10th edition of Einstein 1917a,
10:592c, 597c–601c;
lost royalty cheque for 10th edition,
611c
11th and 12th editions of Einstein 1917a,
10:607c
Einstein 1920j,
10:613c
English edition of Einstein 1917a,
10:569c, 593c, 608c
French edition of Einstein 1917a,
10:574c
new printing of Einstein 1916f,
10:573c, 596c
Spanish edition of Einstein 1917a,
10:591c
Salary,
10:xxxvii, xliii, xlv
in 1919 as director of KWIP,
10:598c
from KWIP,
9:126n, 155n, 303n, 559c
from PAW,
9:126n, 142, 155n, 303n;
onetime supplement,
126n;
raise,
125–126, 196n, 580c, 581c, 582c, 587c, 589c
raised, 10:by PAW,
579c, 580c, 606c, 613c;
by KWG,
572c
as special professor at University of Leyden,
10:588c
at University of Leyden,
9:247, 346n, 362
Shares from Schweizerische Auer-Aktien-Gesellschaft,
10:231, 234, 567c
Support to
Pauline Einstein,
9:138; 10:81
Swiss family,
9:9–10, 90, 138, 154, 196, 234, 242, 270, 338, 345, 452, 486, 496; 10:67, 69, 81, 89, 92, 106, 110, 133, 136–137, 279, 330, 342, 362, 418, 444, 528, 567c
two households,
9:306;
wartime tax declaration,
420, 601c
Tax problems,
10:106, 133, 135
Unpaid bill in Prague,
8:11
See also Einstein, Albert: Popular book on relativity

INVITATIONS FROM

Als-Ob conference, to attend,
9:493,
accepts,
532, 611c
Annalen der Philosophie, to join editorial board,
9:44
Anschütz-Kaempfe,
9:7; 10:458, 531, 533, 544
Arts and Sciences Committee of Deutscher Schutzbund für die Grenz- und Auslandsdeutschen, to join,
9:350;
declines,
357
Association for Combating Anti-Semitism, to join executive board,
10:432, 597c
Basel conference on Hebrew University, to attend,
9:212, 253–254
Bataafsch Genootschap der Proefondervindelijke Wijsbegeerte, to join,
9:572c
Born, Max and Hedwig,
10:361, 418
Bund Deutscher Gelehrter und Künstler, to join, declines,
9:357
Cassirer,
10:586c
Das Odeon, to join editorial board,
9:391–392;
declines,
394
De Haas-Lorentz,
10:602c
Demokratischer Klub, to join,
9:574c, 576c
Eddington, Arthur,
9:370, 408;
accepts,
401
Ehrenfest,
9:183
Exner, to join Freie Vereinigung für Technische Volksbildung, Vienna,
10:583c;
declines,
586c
Freie Akademische Vereinigung an der Technischen Hochschule Dresden, accepts,
10:599c, 601c
German Red Cross, on American support for German science,
10:599c
Graetz, declines,
5:264
Grossmann, to University of Zurich, declines,
10:211
Haenisch,
9:477
Hilbert, to Wolfskehl meeting,
5:502;
declines,
505
Intellectus et Labor, to join committee supervising,
9:576c
Julius-Einthoven,
10:597c
KWG, for meeting on salaries,
10:570c
Landau, Leo,
10:592c
Laub,
5:185
Lindemann, , to Oxford,
10:535
Lorentz, to stay with in Leyden,
5:276
Mathematische Annalen, to join editorial board,
9:317, 590c
Meyer, to University of Zurich, declines,
10:211
Monistenbund, to join,
9:347–348;
declines,
358
National Research Council,
10:493, 524;
declines,
496, 612c;
Ehrenfest on,
481;
financial demands,
490, 494, 514–515, 523n–524n;
on agent in U.S.,
514, 515, 530
Oppenheim, Paul,
9:255, 360
Perrin,
9:225
Pfeiffer, to join organizing committee of exhibition and congress on German book,
10:584c;
declines,
584c
Rosen,
10:570c, 571c, 573c
Schlick,
9:198–199
Schmidt, for lunch,
10:598c
Trowbridge, declines,
10:494
University of Bern,
10:597c
University of Frankfurt,
10:599c
University of Oslo, declines,
10:488
University of Rostock, to attend jubilee,
9:198, 203, 216n, 219, 225, 280, 580c; 10:222
University of Zurich
to lecture course at,
9:300–301, 552c, 553c, 554c, 564c, 568c, 572c, 573c, 587c;
declines,
329;
offer withdrawn,
591c
to professorship at,
10:481;
declines,
496–497
Wiedemann, to write book, declines,
5:200
Zeitler’s Studienhaus-Zusatzstiftung, to session of,
10:603c

INVITATIONS TO LECTURE AT/IN

Allgemeine Studenten-Vertretung an der Technischen Hochschule Dresden,
10:590c;
accepts,
591c, 608c, 612c, 613c
Amsterdam, declines,
5:277
Arbeitsgemeinschaft 1920, Munich,
10:451–452
Austrian section of Society of German Engineers,
10:385n
Berufsamt für Akademiker,
9:611c
Chemical-Physical Society, Vienna,
9:276, 586c
Chemisch-Physikalische Gesellschaft in Vienna, by Ehrenhaft,
10:608c;
accepts,
609c, 610c
Collège de France, Michonis lectures,
5:571n
Columbia University,
5:388;
declines,
395, 397, 404; 10:17, 442
Danish Astronomical Society,
10:244, 568c
Frankfurter Gesellschaft für Handel, Industrie und Wissenschaft, literary club of,
9:516, 536, 604c, 611
Freie Vereinigung für technische Volksbildung in Vienna, declines,
10:609c
Gauverein of DPG in Munich,
10:452
GDNÄ meeting in Bad Nauheim,
10:302;
declines,
353
German Pharmacological Society,
10:589c;
declines,
598c
Hannover,
10:444, 446, 475
Karlsruhe,
10:11
Kiel Autumn Week for Arts and Sciences,
9:612c; 10:330;
accepts,
570c
Liga zur Beförderung der Humanität,
9:559c
Madrid,
10:583c;
declines,
587c
Monistenbund,
9:34
Munich,
9:6, 404; 10:530–531, 543;
declines,
532
Naturwissenschaftlicher Verein in Hamburg,
9:607c, 616c
Norwegian Students’ Association,
10:246, 275, 292
Own apartment, by Arco, on principle of relativity,
9:64
PAW public session,
10:604c
Princeton University,
10:441, 443, 491, 494, 514, 601c;
accepts,
490;
financial demands,
490, 539
Schwäbische Sternwarte Society,
10:419
Spain,
9:527, 614c, 615c; 10:443, 571c;
accepts,
576c;
declines,
586c, 590c
Technical University of Dresden,
10:532
Third Solvay Congress,
10:302, 312
United States,
10:491
University of Basel,
10:602c;
postpones,
606c
University of Frankfurt,
9:281
University of Geneva,
9:341, 354, 372, 451
University of Hamburg,
9:616c
University of Kristiania (Oslo),
9:497, 504, 536, 607c; 10:462
University of Peking (Beijing),
10:598c
University of Utrecht,
10:375
University of Vienna,
5:372n;
declines,
395, 404; 10:17
University of Wisconsin,
10:479, 494, 514, 604c
Urania, Vienna: accepts,
10:609c;
terminates series,
610c
Zentralkomitee für das ärztliche Fortbildungswesen in Preußen,
10:599c

JEWISH MATTERS

Anti-Semitism,
7:xli, 9:230
during schooltime in Munich,
9:492
German,
1:282; 9:268, 352
Appeal “Für den Aufbau des jüdischen Palästina,” signs,
9:193, 579c
Association for Combating Anti-Semitism,
10:597c;
does not join board of,
432
Eastern European Jews, petition to have courses for,
9:433–434
Hebrew University
Basel conference on: cannot attend,
9:298;
invited,
212, 253–254;
plans to participate in,
293, 306, 588c;
recommends Ehrenfest,
227
on being funded by world Jewry,
9:181
on close ties with institute of technology,
9:267
discusses with Zionists,
9:578c
on European quality of,
9:181
for East European Jewish students,
9:227, 352
interested in,
9:152
involvement in,
9:xlv–xlvi, 222
no teaching at because of lack of knowledge of Hebrew,
9:152
on plans for,
9:352, 457
recommends Courant for professorship,
9:222
recommends Ehrenfest for professorship,
9:222, 578c
recommends Epstein for professorship,
9:180, 222, 578c
recommends Landau for professorship,
9:222
statement on founding of,
9:601c
Jewish Community of Berlin
declines joining,
10:534
requested to pay congregational tax to,
10:611c
Jewish Congress, joins committee for preparation of,
8:964n
Jewish homeland in Palestine,
9:16, 181, 222, 307
Jewish identity,
1:lix–ix, 12, 282; 9:181, 468, 492, 495
“Jewish Newton,”
9:287
Jewish scholars, in favor of fund-raising among Jews for,
9:230
On Jewish students not admitted to German universities,
10:350
On Jews,
9:16, 230n, 294, 494–495
Offers contribution to Jewish charity,
10:534
Religious affiliation,
9:83, 448, 468, 495; 10:21n, 534
Sends manuscript of Einstein 1920k for Jewish philanthropic cause,
10:504
On status of German Jewish Community,
10:xli
Verein zur Gründung und Erhaltung einer Akademie für die Wissenschaft des Judentums, chairman of,
9:593c
Zionism, support for,
9:180
Zionists, meets with,
9:181n, 223n, 550c

LECTURES AT, ON

Berlin-Treptow Observatory, relativity of motion and gravitation (1915),
8:996c
Bund “Neues Vaterland,” in honor of Colin (1919),
9:589c
Danish Astronomical Society, gravitation and geometry (1920),
10:321, 364, 581c
DPG
Ampère’s molecular currents (1915),
6:145, 147, 151–169;
(1916),
271–275; 8:995c;
(1916),
198n, 261n
directed wireless telegraphy (1916),
8:1003c
general relativity: and perihelion motion of Mercury (1915),
8:999c;
boundary conditions in (1919),
8:1011c
Hamilton-Jacobi equation (1917),
8:442n
Jacobi’s theorem (1917),
6:575n
paramagnetism (1914),
8:994c
photochemical equivalence (1916),
8:1002c
Planck (1918),
8:628, 671, 672, 735, 855
quantum theorem of Sommerfeld and Epstein (1917),
6:556–566
quantum theory (1914),
6:30–38; 8:42n, 54, 442
quantum theory of radiation (Jul 1916),
8:1003c;
(Oct–Nov 1916),
6:398n; 8:1004c
quantum theory of Sommerfeld and Epstein (1917),
8:388n, 442n
recognition of periodic processes (1914),
4:607n; 8:60n
Smoluchowski (1917),
8:551n
theory of Tetrode and Sackur (1916),
6:261n; 8:186n, 244, 247, 263n
theory of water waves and of flight (1916),
6:402n; 8:288n
ETH, surface fluctuations (1913),
5:540
GDNÄ
meeting in Salzburg (1909), radiation theory,
2:134135, 142, 147148, 270, 273, 564–582; 4:110; 5:81n, 190n, 209, 210n
meeting in Vienna (1913), gravitation,
4:126, 295, 297, 298, 299, 358, 470, 471n, 487–500, 505–509, 581; 5:522; 8:141n, 694n
Kiel Autumn Week for Arts and Sciences, space and time in relativity theory (1920),invited,
9:613c; 10:xlvi, 431, 434, 598c
King’s College, theory of relativity (1921),
7:431–433
Kyoto University, relativity (1922),
5:32n
Leyden Society for Scientific Lectures, University of Leyden, space and time inrecent physics (1920),
10:262, 264, 267, 271, 289, 572c
Middle-school teachers in Zurich, recent developments in theoretical physics, lecture series (1911),
5:333n, 337;
accepts Grossmann’s invitation for,
294;
topics of,
339n
Monistenbund, private lecture (1919),
9:34, 64
Naturforschende Gesellschaft Bern
Brownian motion (1907),
2:408n, 206, 408, 408n
electromagnetic waves (1903),
2:261
Naturforschende Gesellschaft in Zürich
gravitation (1914),
4:295, 584–586; 5:599n
relativity (1911),
3:425–438, 439n, 457; 5:265;
publication of,
275n, 275, 305
Norwegian Students’ Association, University of Kristiania (Oslo)
three lectures on special relativity, general relativity, and cosmology (1920),
10:246, 262, 265, 298, 315, 364, 578c, 579c;
planned,
9:496
Physikalische Gesellschaft Zürich
Boltzmann principle (1911),
5:257n
electrodynamics and the principle of relativity (1909),
5:155, 156n
Physikalischer Verein, Frankfurt, principle of relativity (1917),
8:472, 478; 10:93, 94n, 95
Princeton University, relativity, four lectures (1921),
7:xxvii, xxxiiixxxiv, 456n, 468n, 497–569, 591–619; 8:670n, 825n
Prussian Academy of Sciences
considerations from the field of relativity (1916),
8:1002c
general relativity and its application to astronomy (1915),
8:94
general relativity, cosmology, and the constitution of matter (1919),
7:139n, 195n, 405n
inaugural (1914),
6:20–23;
Planck’s response to,
24n; 8:41n
on moment of inertia of hydrogen molecule (1920),
9:596c
perihelion motion of Mercury (1915),
6:234–242
Schwarzschild, memorial lecture (1916),
6:359–361; 8:288n
on spherical space, field equations of general relativity, and constitution of matter(1920),
9:65n, 566c
unified field theory of Weyl (1918),
8:670n, 824
Schwäbische Sternwarte Society, physical foundations of relativity (1920),
10:xlvi, 434, 601c
Schweizerische Naturforschende Gesellschaft
meeting in Basel (1910), ponderomotive force on magnetic body,
5:250n, 252n
meeting in Frauenfeld (1913), gravitation,
4:475–476, 478–484; 5:553n, 555
Schweizerische Physikalische Gesellschaft
meeting in Basel (1914), determining statistical values of observations of fluctuating quantities,
4:599–601; 5:599n
meeting in Neuchâtel (1910), light quanta,
5:236, 238, 239
Société française de Physique in Paris, photochemical equivalence (1913),
4:109, 112, 287–292; 5:517; 9:141n;
success of,
5:520
Solvay Congress, First (1911), specific heats,
3:455n, 521–543, 544n–548n; 4:271, 285n, 554n
Sozialistischer Studentenverein, relativity (1919),
9:29, 34, 558c
University of Berlin, Wednesday colloquium
diamagnetism and paramagnetism (1916),
8:1002c
relativistic theory of gravitation (1915),
8:218n
theory of colors of Ostwald (1916),
8:361
unified field theory of Hilbert (1916),
8:289
University of Hamburg, foundations of relativity theory (1920): invited,
9:607c;
accepts,
616c; 10:262, 265, 337, 587c
University of Hannover, relativity (1920),
10:444, 465, 604c
University of Leyden
ether and relativity theory, inaugural (1920),
7:xxvii, xxxiii, 105, 306–321n; 9:353, 355, 364, 371, 402, 456, 469, 482–483; 10:xlii, xlvi, 297, 320, 373, 374, 444n, 469, 470, 603c, 604c;
printed version,
9:469, 497, 615c; 10:613c, 614c
fluctuations (1911),
3:450–454, 454n; 5:261, 269, 276, 283n;
expenses paid by students,
5:270n
space and time in recent physics, Leyden Society for Scientific Lectures (1920),
10:262, 264, 267, 271, 289, 572c
University of Zurich, role of atomic theory in recent physics, inaugural (1909),
5:224n
Wolfskehl Foundation, University of Göttingen, “Entwurf” theory, six lectures (1915),
8:142n, 143n, 145, 146n, 154, 162; 10:32
See also Einstein, Albert: Invitations to lecture

PERSONAL

Abilities,
8:857
Academics,
9:142, 194, 408;
in Göttingen,
460
Amsterdam, on sightseeing in,
10:223
Anonymous grant: accepted,
5:262;
offered,
260
Anschütz’s hospitality,
10:430–431
Anschütz-Stöve, Reta, on,
10:431
Aphorism,
10:581c, 597c
Appearance,
8:503
Appreciated more in Berlin than in Zurich,
10:496
Attachment to individuals, not to country,
9:80
Attracted to early Christianity,
10:24
Authority, antipathy toward,
1:310
Bavaria, plans moving family to,
8:515n
Berlin
burden of formalities in,
8:17
conditions of work in,
8:13, 28, 29, 32, 46
inhabitants of,
8:18, 46
intention to leave,
7:xxxii, 108
landlord in,
8:11
lodger, attempts to find,
8:45n
move to,
8:11
new apartment in,
8:11, 14, 515
possibility of leaving,
8:430
relatives in,
8:13
settling down in,
8:17
Berlin, Berlin physicists, first visit with,
10:21n
Berliners, on character of,
10:23
Bern, time in,
9:293
Bible, reads,
8:729
Bolshevik, being thought of as,
9:306
Citizenship,
8:188n; 9:286, 495, 511, 600c, 602c
double,
8:167n
German, renunciation of,
1:lxiv, 20
Municipal Naturalization Commission, Zurich, AE questioned by,
1:271–272
stateless status,
1:lxiv, 45n, 55n, 239
Swiss: documents relating to,
1:241, 242, 243, 245–246, 269–270, 271, 272, 275–276;
process of obtaining,
239241; 8:135, 167n, 187, 333, 335, 759, 791, 871, 946; 9:266–267, 357
Comment on
aggressive nature of men,
6:211
didactic failings of scientific authors,
6:375–376
foundations of physics,
6:122–123
offended honor,
6:213
principles and physics research,
6:21, 22, 23, 508
working method of theoretical physicist,
6:21, 508, 522
Contemporaries, on stupidity of,
10:47–48
Courses as burden,
8:287, 850
Court case against landlord,
5:599, 599n
Customs inspection at border,
10:40
Democrat,
8:856
Democrat, republican, and supporter of justice,
8:946
Difficulties of earlier separation from family,
10:25
Digestive problems,
5:114, 183, 210, 565
Distinguishes between political conviction and personal relations,
10:89
Divorce, plan for (1914)
considers,
8:47, 49, 189n
contract stipulation on visiting sons,
8:49n, 978
denies having,
8:55
Divorce, plan for (1916)
breaks off attempt,
8:332, 348
considers,
8:220n, 257, 270–271, 278, 280–281
consults Pinner about,
8:278
guilty party in,
8:280–281
on reasons for,
8:270
on Swiss law on,
8:281n
Divorce (1918),
8:635, 794–795, 816, 831, 1000c, 1024c, 1025c, 1030c, 1031c; 10:154, 155, 179
admits to adultery,
8:885n, 960n, 974, 1026c
deposition of,
8:959, 960n 974
draft of contract for,
8:622, 678, 718, 730–731, 733, 754–755, 772, 788
history of filing suit,
8:885n
on proceedings of,
8:719;
reasons to speed up proceedings of,
8:971n
on visitation rights,
8:734
Doctoral degree, value of,
10:245n
Domestic: intervenes for,
8:343;
rejected,
344
Domestic life,
5:40
Domestic problems,
5:560, 572, 585
Dostoyevsky, enjoys: Aus einem Totenhause,
10:153;
Karamazov Brothers,
9:487, 498
Doubts about quality of his teaching at University of Leyden,
9:352, 355
Draws up memorandum of reconciliation to Einstein-Marić,
8:991c
Dutch, on character of,
10:51, 53, 55–56
Dutch and Swiss fostering science,
9:487
Education, own summary of,
5:92, 159
English language, learns,
10:l, 542
Enjoys eventful life,
10:128
Establishes a household independent of relatives,
10:62
Estrangement from others,
1:330
Examinations, on,
1:234
Fame,
9:li, 280, 293, 326, 339
Family ties,
1:221
Fate, on,
1:300
Father, on his,
9:94
Feels close to Berlin,
10:415
Feels honored by all,
10:75
Financial problems of,
8:453, 515
Fortieth birthday,
9:29, 490
Freedom, on,
1:267; 9:358
Friendship, on,
8:129
Gains weight,
10:110
General relativity, comments on intensity of work on,
5:517, 523
German colleagues and authorities, good will of,
10:89
German literature, against propaganda abroad of,
9:465
Germany
considers leaving,
8:961, 971; 10:xxxix, 205, 208, 496
decision to remain in,
9:xxxi, 29, 154, 187, 202, 242, 306, 326, 329, 572c
efforts to keep him in,
9:154
on moving Swiss family to,
10:129, 133, 528–529;
Hans Albert Einstein against,
497–498
on possible financial necessity to leave,
9:496
social environment in,
9:326
on suffering in,
9:496
thinks of leaving,
8:961, 971
In good health,
10:40, 105, 106, 111, 131, 135, 136, 137, 195, 201, 223
Good Swiss citizen,
10:89
Happiness, motto on,
9:565c
Has no new subject to lecture on,
9:6
Has pondered much but learned little,
8:894
Has trust in individuals but not in society,
10:43
Health problems,
1:lxiii, 213, 218, 222, 251, 278, 281, 290, 294, 296, 303; 9:3, 15, 29, 90, 143, 154, 163, 227, 298, 329; 10:66, 67, 68, 78, 84–85, 91, 100, 103, 107, 108, 116, 127, 138, 145
drinking cure in Tarasp for,
10:103
history of,
10:74
liver condition,
10:70, 72
On himself,
9:326, 352, 358, 364, 460, 468, 498, 607c
History, on,
9:90
Housemaid, proposes for his Zurich family,
10:47
Hunger and love, as driving forces in life,
1:252
Ill
in Prague,
5:313
with cold,
5:160, 161
with digestive disorder,
8:471
with diphtheria,
5:18n, 21
with duodenitis,
8:485n, 496n, 497n, 514, 579, 598, 610, 614
with gallstones,
8:390, 399–400, 418, 462
with influenza,
5:10; 8:86, 87, 91
with liver problem,
8:453, 599n
with stomach disease,
8:199, 502, 568
Illness
on bright side of,
8:732
on cure of,
8:54, 453, 615n, 816
on gain in weight after,
8:667
Importance of extrapersonal ties,
10:56
Impracticality,
9:498
Improving health,
10:92, 120, 129, 133, 160
Inherited characteristics, interest in,
9:505
Inner world, creation of,
1:56
Intellectual work,
1:55–56
Internationalist,
8:772, 791
Italian language, command of,
8:98
Italy, stay in,
8:98
Jew, Swiss, and man,
8:791
Journalists,
10:262
Journey to Prague via Munich,
5:288
Lack of free time,
5:565
Lack of knowledge of non-Euclidean geometry,
8:425
Lack of rhetorical skill,
8:628
Lacks refuge from worldly affairs,
10:70–71
Letter writing, laziness in,
1:9, 211
Liberation from the merely personal,
9:51
Likes sea voyage,
10:262
Lives above Adler family,
5:279n
Loneliness in Zurich,
9:329
On losing one’s mother,
10:315
Love,
1:21, 231, 286
Malnutrition in youth,
8:615n
Marriage
not allowed to remarry for two years,
9:9
to Elsa Einstein,
9:82, 83, 568c
Military service obligations
in Germany,
1:lxiv, 20n
in Switzerland,
1:277–278
“Most fortunate idea of my life,”
7:265
Move from
Bern to Zurich,
5:211n;
defrayal of expenses,
215, 216n
Prague to Zurich,
5:403, 406, 408, 480n, 501n;
defrayal of expenses,
407
Zurich to Berlin,
5:605n
Zurich to Prague,
5:273, 288, 288n, 291
Munich, greetings from former nanny,
10:281
Music
charity concert,
8:85
lack of time to play,
8:18
new violin,
9:486
on playing,
8:85, 269
playing violin,
1:lvii, lviii, lxii, 21, 22, 50, 54, 54n, 56, 56n, 57, 219, 245n, 249, 251, 262, 290, 307n, 309n, 321, 323;
with: Besso and Adele Silberstein,
8:446n,
Ehrenfest,
9:218, 272; 10:220, 222–223,
Hans Albert Einstein,
9:129, 132,
Greinacher,
10:206,
Harm Kamerlingh Onnes,
10:519,
Hurwitz,
5:308n,
Hurwitz family,
8:18n,
Julius and daughters,
9:272; 10:225, 262, 272, 277,
Pick,
5:307n,
Wohlwend family,
5:7n
sends scores to Hans Albert Einstein,
9:452, 495
Nature,
1:56, 222
Newspaper reports,
9:266, 307, 326
Nickname in Olympia Academy,
5:223n
No mastery of mathematics,
8:163, 245
Oath of allegiance, asked to take, accepts,
10:580c
Office in institute of Haber,
8:11n, 13, 43
Optimist,
10:180
Orders furniture,
5:139
Oriental mentality,
9:326
Overburdened,
9:138, 264, 404, 457
Overvalued,
9:364; 10:349
Own “Gypsy life,”
9:270
Own lifestyle,
5:545
Own parents,
1:55–56, 211, 251, 252, 253, 300
Own writings,
9:330–331, 402
Pacifist,
8:872
Patent cases,
9:7n, 570c
Personal hygiene,
5:570, 574, 585
Petit bourgeois needs, on unimportance of,
8:850
Photo with Wertheimer and Born,
8:835, 839
Planned attendance of congress in Paris,
5:598;
cancellation,
599
Planned trip
from Prague to Munich and Zurich,
5:482n
to Holland,
5:579, 598, 601, 602, 603
Police
fails to register absence with,
8:166n, 277n
rental dispute in Zurich, involvement of,
8:990c
Politically passive,
8:759, 763, 871
Ponderous writing style,
8:9, 245, 394, 401, 849
Poor memory,
8:849
Possibility of change in human beings,
9:143
Potsdam, plan to move to,
9:147
Practical work, on use of,
10:352
Prague
domestic life in,
5:432
life in,
5:289, 293, 294, 295, 304, 400, 432
time in,
9:222
Prefers worried people to satisfied people,
9:5
Press, attacks by,
10:437
Professors, German,
1:310
Prussian Public Library, donating his correspondence to,
9:331
Receives stocks and shares as Elsa’s dowry,
8:1031c
Recommendations for,
1:309
Relationship between man and woman,
1:251–252, 325
Religious affiliation,
5:266n; 9:83, 448, 468, 495; 10:21n, 534
comments on,
5:254n
lack of as adult,
1:20n, 269, 270n
Religious organizations, as still necessary,
9:358
Rent contract
extended,
9:608c
problem with,
607c
Rental dispute in Zurich,
5:634c, 636c; 8:990c
Research, no personal progress in,
9:147, 268, 272, 293, 457, 498, 513, 581c
Role as father,
10:37–38, 44
Rooms lived in,
1:299, 332–333
Russian physicists
intervenes on behalf of,
10:417, 444
visited in Berlin by,
10:417, 465
Sailboat, on buying,
10:213, 419, 431
Sailing, in Berlin,
9:143, 147
Schleusner, Thea, portrait by,
9:342
Science, joy of,
10:154
Scientific profession, independence of,
1:28
Secluded lifestyle,
10:65
Seeks refuge in scientific work,
5:586
Self-accusation for fathering son Eduard,
10:75
Self-characterization as “Swiss Jew,”
7:210, 214
Self-description,
10:439
Skill in contacting people, insufficient,
8:150
Smart, contented, and impeccable international reputation,
8:753
Socialist,
8:944, 959
Solitude,
1:321, 325; 8:347
Sons
anxious about,
8:320
bad memories of meeting with,
8:169
on bad terms with,
8:311
boarding plans for,
8:677
book for,
8:568, 579
on character of,
10:464
on educating them personally,
10:49
on emotional and physical well-being of,
9:512
on importance of relation with,
8:199, 270
inherited his carelessness,
10:180
invites to hotel,
8:280
invites to vacation,
8:772, 789
on lack of understanding separation by,
8:337
misses,
8:47, 49, 50, 52, 58, 63, 91, 118, 129, 145, 205, 279, 337, 341; 9:326
pleased by their intelligence,
10:104
pleased by their love,
10:106
on psychological shame of him,
9:512
on raising as Swiss,
10:49
on relationship with,
10:42
satisfied with letters from,
8:835
Switzerland as socially benevolent environment for,
10:26
on taking care of,
8:321
vacationing with,
9:90, 129, 132, 452, 486–487, 495; 10:330;
in Alps, plans for,
155, 164;
in Benzingen,
437, 444–446, 454, 459, 461, 464, 601c,
plans for,
329–330, 342–343, 346, 362, 373, 374, 403n, 418, 429
Spinoza House, visits,
10:604c
As sponger,
9:174
Students at Berlin University, on his,
9:437
Studying, solace in,
1:211, 258
Successful work as consolation for imperfect offspring,
10:72
Summer house, on buying,
10:419, 431, 464, 470
Sunset, on a colorful,
10:94
Swiss family (Einstein-Marić, and Hans Albert and Eduard Einstein)
move to Germany,
9:xxxi, 196, 201, 214, 234, 242, 281, 293, 306, 326, 339, 342, 345;
postpones,
9:270
reasons for not visiting,
10:46
Switzerland
attached to,
8:855
court case with landlord in,
8:11
Federal Patent Office, times spent in,
8:610
home, calls,
8:103, 498
itinerary from, to Germany,
8:511
itinerary in,
8:477
passport problems,
8:276
on reentry visa,
8:174
visa to, arranges for,
8:284, 285
visit to,
8:165, 279, 280, 485;
plans,
269, 274, 276, 279, 479
Teaching,
1:310
Threat of assassination,
7:113
Times (London), writing article for,
9:273
Tree of Knowledge,
9:143, 200, 230
Turns over duties in physical society,
5:487
Unity of apparently disparate phenomena,
1:xl, 265, 290–291
University of Berlin, feels obligation to stay at,
8:855, 856, 857, 858, 870, 894, 939, 953, 961, 971
Visa
Dutch, problems with,
9:154, 172, 195, 497, 579, 615; 10:246
Norwegian,
10:267, 292
Visit with Zangger to Forrer,
5:332
Vocation as a physicist,
1:xxxvi, 28
Wedded state,
5:19
Wedding witness,
10:101
Winterthur teachers,
1:305
Women and men, on differences between,
9:94
Youth,
9:69, 91n, 486, 492
Zurich
citizen of,
8:333n
as real home,
8:855, 856, 857, 859, 870, 894, 909

PHILOSOPHY

Causal and teleological perception of phenomena,
9:143
Causality,
10:299–301, 324–325
Cognition,
9:143
Early interest in,
1:lx, lxii, 4
Experience, relation of concepts to,
10:293
Lack of: competency in,
10:245;
understanding of,
8:440;
Metaphysics, crossing border between physics and,
10:605c, 606c
Methodology of scientific research,
9:xli
Nihilism,
9:143
Not well versed in,
9:51
Nützlichkeitsprinzip,
9:143
On philosophers,
10:265;
On philosophy,
10:293
Relationship between thought and its object,
1:4
Relativity and monism,
9:509
Space, on reality of,
10:324
Spinoza’s Ethics, reads,
10:96

POLITICS

Academics, German, deplores attitude of,
9:449
Act of Algeciras,
8:173
Addresses Students’ Council in Reichstag,
8:1029c
Agreement on most favored nations,
8:506
Agreements, international, on mutual help and limits of armament,
8:506
Allies
on behavior of,
9:281
as guarantors against restoration of old regime,
9:513
American influence on Europe, positive,
9:117
Annexationist policy, against,
8:170, 174, 663, 676
Anti-British campaign,
8:76
Anti-Oorlog-Raad, member of international council of,
10:36
“Un Appel, Fière Déclaration d’Intellectuels,” signs,
9:102
Appeal in favor of republican constitution for Germany, signs,
10:xlii, 242, 574c
Arbitration tribunal of U.S., Great Britain, France, and Russia,
8:506
Arons, Leo, open letter of, declines signing,
8:946
Aufruf an die freie Jugend aller Stände und Völker, signs,
9:552c
Aufruf des deutschen Geistes zum Sozialismus,
9:59
Berliner Goethebund, prepares manuscript on war for,
8:187, 200
Berlin police, on blacklist of political division of,
8:1016, 1017
Blockade
of Germany, intellectual, teaches humility,
9:xliii, 121, 163
of Russia, protests against,
9:202
Bund “Neues Vaterland”
Appeal of the Intellectuals of, committee member for,
8:151n, 342n, 837n
circular of, signs,
8:947
committee member of,
8:342n
connection with,
8:103
discussion of,
8:118n
on hard times of,
8:170
joins,
8:151n, 996c
meeting of, attends,
8:103n
resolution of, collects signatures for,
8:947
Bund zum Ziel, declines invitation to meeting of,
8:869, 871
Central Organization for a Durable Peace
congress of, plans to attend,
8:210, 211, 213
serves in,
8:186, 205, 210, 342n, 608
Delbrück-Dernburg petition,
8:175;
signs,
146n, 150n, 157n
Democrat,
10:xl, xliii, 418
England
lack of sympathy for,
8:171n
on public opinion of, in Germany,
8:170
traveling to, would appear as captatio benevolentiae,
10:309
Erklärung in Sachen Liebknecht-Luxemburg, signs,
9:17n, 551c
Foreign press, finds news on attacks against him exaggerated in,
10:534, 542
France, on public opinion of, in Germany,
8:170
Aufruf “Für die Unabhängigkeit des Geistes,” signs,
9:102, 105, 110, 134, 135
German defeat, on consequences of,
8:342
German militarism, rejoices in downfall of,
8:945
German revolution, on events of,
8:964
German success on Eastern front, on consequences of,
8:170
German victory, on consequences of,
8:170, 341
German war atrocities, discussion with Lorentz on,
8:347n
Germany
on admitting foreign students to German universities,
10:350
on being Swiss, international, and faithful to Germany,
10:542
on chancellor succession in,
8:506
considers the possibility of leaving,
10:412
on cordiality of German colleagues,
10:542
deals with, on danger of,
8:505
famine in, on danger of,
8:960
imperialistic mentality in, on lessening of,
8:505
on leaving Berlin,
10:469, 594c;
no reason for,
417
oath of allegiance: required,
10:577c;
takes,
582c
political change in, means of forcing,
8:506
Governments
based on power, not on legal systems,
10:348–349
on governing people,
10:346–347
Heilbronn, on political views of inhabitants of,
8:167
Hungarian commissars, signs petition to pardon,
10:611c
Imperialism as reaction to internal problems,
10:340
Independence, of countries, sacrificed to end anarchy,
9:143
Intellectuals, on past and present,
9:264
International association of democratic countries,
8:506
International relations, for freedom of individuals in,
9:578c
International relations of scientists,
8:77;
on restoring,
8:149, 150
International solidarity, proposes collection of statements on,
8:736, 737, 740, 745–748, 774
Internationalism of scientists,
8:155
Kelen, joins amnesty action on behalf of,
10:482–483
Manifesto of Democratic Party, signs,
8:948
Manifesto of Reconciliation, signs,
8:532n
Manifesto of the 93,
8:170, 176, 772
on prospects of revoking,
8:176
on signatories of,
8:170
signatures to, on circumstances of collecting,
8:155
Manifesto to the Europeans, co-signer of,
8:78n, 276n, 762; 10:29
Massart appeal, talks of,
8:346, 361, 363, 364, 419
Monopoly of ruling classes in press and power, on,
8:155
Moral behavior, of individuals and groups,
9:121
Nationalism, against using his work to influence,
9:497
Norwegian students, on internationalism of,
10:420
Pacifist, on being a,
9:497
Patriotism,
8:63, 154, 156, 165, 193
Political activity: police interest in,
8:342n, 772n;
restrains own,
8:187n, 636
Prisoners, for release of political,
9:343
Professors, arrested, intervenes for,
8:944n
Prussian mentality, on increase in,
9:163
Reconciliation, European,
9:314n, 134–135, 497
Relativity and politics,
10:428;
reason for publishing Einstein 1920f,
10:412–413, 418
Religion of might,
8:451, 505, 532, 959
Scholarly literature, on exchange of German and foreign,
9:533
Socialism, on preparation of masses for,
9:28
State, on mission of,
8:399
States, on peaceful organization of,
8:342
Swedish students, on Germanophilia of,
10:350
Swiss, considers himself,
10:343
Switzerland as ideal state,
8:399
United States of Europe,
10:437
Vereinigung Gleichgesinnter, agrees with resolution of,
8:532;
joins,
532n
War crimes
asks Lorentz to join private commission to investigate,
9:42
French atrocities against German prisoners of war,
9:483
joins private commission to investigate German,
9:xliii, 121, 561c
War-crimes commission, on,
8:345n
War-guilt resolution, requested to sign,
9:571c
Weimar Republic,
10:xl
Workers, on their feelings of exploitation,
9:93
World War I,
8:63
expects end of,
8:85, 118, 367
on madness of,
8:103, 116
on need for a supranational peacekeeping organization,
10:26;
plan of,
125–126
opposition to,
10:xliii, xxxiiixxxiv;
on positive effect of,
45
on outbreak of,
8:56
paper on views on,
8:187, 200
on psychological causes of,
10:26
rejoices over peace initiative of new German government in July 1917,
10:108n
Zionist Club Chicago, thanks for sympathy statement from,
10:534

POPULAR BOOK ON RELATIVITY

9th edition, royalties,
10:577c
10th edition
manuscript of,
10:584c, 588c
royalties,
592c, 597c, 598c, 599c, 600c, 601c
11th and 12th editions
addenda,
10:574c
royalties,
568c, 607c
Braille transcript, requested by Hochschulbücherei,
10:589c;
granted,
589c
Comments on,
8:891
English edition,
9:257, 26; 10:576c, 578c, 593c
4th edition,
10:610c
additions,
9:523; 10:572c
Lawson on,
10:589c
resumé for,
9:523–524, 613c
royalties,
9:346n, 346–347, 374, 412, 594c, 597c; 10:385, 568c, 569c, 575c, 608c, 610c, 612c, 613c
sent to Ehrenfest,
10:593c
French edition,
9:603c, 604c, 606c, 614c, 616c; 10:578c, 579c, 587c
contract between publishing houses,
10:589c
galleys,
10:603c, 605c
Moch as possible translator,
10:327, 340, 569c;
proposed,
572c, 574c
proposed,
9:531, 536, 537n, 609c
Rouvière as prospective translator,
10:575c, 609c
royalties,
10:574c
Solovine on,
10:569c
Hungarian edition, royalties,
10:575c
Italian edition, Calisse proposed as translator,
10:590c;
gives consent,
378, 596c
New edition
asks for galleys,
10:611c
proposed by Vieweg,
602c
Plan for,
8:147, 234
Polish edition, proposed,
9:597c
Russian edition
honorarium for translation rights offered,
10:570c;
accepts,
572c, 573c
introduction to,
10:605c
proposed,
10:574c
royalties for,
10:574c
Spanish edition
proposed,
9:528
recommends to Vieweg,
10:591c
Swedish edition
royalties,
9:597c
translated,
599c
Works on,
10:63

RECOGNITIONS

Barnard Medal of Columbia University,
10:571c, 575c, 576c, 584c, 591c
Baumgartner Prize,
8:756n, 1009c; 10:91, 106
Danish Academy, corresponding member
nominated,
9:598c
elected,
9:611c, 612c; 10:568c
Müller Prize,
8:756n, 1019c
Nobel Prize
nominated by: Arrhenius,
9:552c,
Julius,
597c,
Kamerlingh Onnes,
597c,
Lorentz,
597c,
Ornstein,
596c,
Warburg,
550c,
Zeeman,
597c
nominations for,
8:623n
Norwegian Students’ Association, honorary member,
10:579c
Order Pour le mérite for Science and the Arts,
10:605c, 614c
Royal Dutch Academy of Sciences, corresponding member,
9:613c; 10:xlv, 268n, 267, 270–271, 274–275, 277, 287, 288, 573c, 574c
University of Geneva, honorary doctorate,
5:202
University of Rostock, honorary doctorate,
9:225, 572c, 584c, 586c, 591c
Vahlbruch Prize,
8:698, 699n, 715, 756n
See also Royal Astronomical Society: Gold Medal for AE

REQUESTS BY

Acta Mathematica, for article,
9:308; 10:568c;
declines,
341, 592c
Adler, Friedrich, to sign amnesty appeal for ten Hungarian people’s commissars,
10:484
Akademisk Revy, for article,
10:594c
Annalen der Physik, to solicit papers for,
9:535
Arco
for expert opinion on patent case,
10:486
for opinion on Kammerer 1919,
10:486–487
Berliner, for opinion on Schneider’s dissertation,
10:382
Burghold, for support of exchange of German and foreign scholarly literature,
9:514–515
Central-Verein deutscher Staatsbürger jüdischen Glaubens, to fight against anti-Semitism,
9:490;
declines,
494
Chisholm, for article for Encyclopaedia Britannica,
10:600c, 601c, 605c, 607c;
declines,
609c
Debye, for recommendation for Born, Karman, Lenz, Madelung, Mie, Schrödinger,
9:463
Deutsche Revue, for article,
10:588c
Deutscher Gesellig-Wissenschaftlicher Verein in New York, for contribution to album,
10:601c
Dinos, for opinion on Lilienthal’s theory,
10:581c
Exner, for statement on technical education,
10:583c;
accepts,
586c
Fischer, for financial help for university studies,
10:608c, 609c
Forum, for article,
9:285;
accepts,
300
Gerhards, for comments on manuscript,
10:577c;
for personal discussion,
593c
German Central Committee for Foreign Relief, for article,
10:334–335
German League for the League of Nations, for article,
10:333–334;
declines,
343
German News Agency for Foreign University and Student Affairs, for support,
10:588c
Jeffery, for English edition of selected papers,
10:602c
Jewish Community of Berlin, for congregational tax,
10:611c
Johnsen, for recommendation for Becker,
Gans, Harms, Koch, Madelung, Valentiner, Weber, Zahn,
9:74
Kantstudien, for article,
9:44;
declines,
51
Klötzel, for support for Karwe,
10:598c
Lánczos, for postgraduate position,
9:265–266
Lawson, for English edition of Einstein 1920j,
10:572c
Lotos, for paper,
10:568c, 577c, 579c
Marx, for an appointment,
10:570c;
granted,
575c, 577c
Meyer, Edgar
for recommendation,
10:28
to help obtain position for Rosenberg,
10:594c
to submit Rosenberg’s paper to Sitzungsberichte,
10:595c
Nature, for article,
9:252, 256;
in preparation,
299, 328, 346, 374, 406, 523; 10:610c
Neue Freie Presse, for article;
273,
declines,
9:607c
Neue Zürcher Zeitung, for article,
9:608c
Ostwald, for republication of papers,
10:608c;
agrees,
608c, 612c
Physikalische Berichte, to review manuscript,
9:571c
Schlick
for commenting on his book on relativity,
9:313
for opinion on successor to Weber,
10:390–391
Schmidt, for opinion on his book,
10:608c
Schoenflies, for opinion on candidates for Born’s succession,
10:304–305
Schubert-Soldner, for help,
10:571c
Schwäbischer Bund, for article, declines,
9:69
Seelig, for contribution to Die zwölf Bücher,
9:322;
declines,
331
Stöcker, for signing April 1919 appeal,
9:33
Studentenvereinigung für künstlerische Kultur an der Universität Berlin, for support,
9:178–179;
declines,
184
Süddeutsche Monatshefte, for article,
10:409;
declines,
413
Umschau, for article, declines,
9:586c
Vaihinger, to publish lecture to Leyden Society,
10:573c
Wermuth, for popular lecture for City Council,
10:570c
Wirtschaftshilfe der deutschen Studentenschaft, Amerika-Werkstudenten-Dienst, for letter of recommendation,
10:595c
Wittig, to review his book,
10:245
Wolfer, for recommendation for Briner,
9:589c

SCIENCE

Analogy arguments in,
3:114, 128n
Annalen der Physik, early reading of,
1:xl, 304, 305n
Anti-relativists, compares to flies,
10:351
Astronomy, on lag of Germany in, behind Britain and the U.S.,
10:357
Controversy with
Abraham on theory of gravitation,
5:394, 394n, 406, 480, 501
Stark on photochemical equivalence,
5:480
Dimensional considerations in,
3:178n, 460–461, 467–470, 474, 476n, 527, 544n
Einstein 1910a, on,
10:9
Einstein 1919a, on,
10:371
Electromagnetic field, primacy of, over ponderable matter,
10:488
Electrotechnology, early interest in,
1:lxiv, lxi, 5, 253, 255
Errors, in publications,
2:170, 203n, 204n–205n, 345n, 348n, 494–495, 505506;
made,
3:10, 268n, 418n
Evaluation of AE’s work,
5:526–528
Experimental work,
3:xvi, xxvi, 10, 471, 486, 500, 547n
Experiments proposed,
1:61, 219, 227n
on ether drift,
1:224, 225, 230, 234n, 316, 328, 329n
on heat conduction,
1:235236, 244n
on propagation of light in magnetic field,
1:8–9
on radiation,
1:224
on specific heats,
1:235, 238
on Thomson effect,
1:236, 258
First four papers,
5:31
Forces, atomic and molecular, on inadequate knowledge of,
10:482
Formal analogies in physics,
10:488
Formal vs. physical thinking in physics,
10:17
Gockel’s laboratory, work in,
5:124n
Heuristic principles in,
3:xxvii, 178n, 423n, 488
Interesting scientific idea,
10:41
On lecturing abilities,
5:188
Mathematics
abilities praised by teacher,
1:lxiv
early study of,
1:lxi
no mastery of,
8:163, 245
usefulness of,
5:505;
On own scientific abilities,
5:86, 412
Papers, high demand for his,
9:590c, 596c
Physical laws, on transfer from rest to moving systems of,
9:376
Physics, ideas about,
1:lxiv, 56, 6–9, 12, 28, 372
Press attacks against relativity,
10:595c
Quantum theory, on work on,
5:187, 189
Readings about
electrodynamics and optics,
2:259260
electrodynamics before 1905,
2:260
foundations of science,
2:xxiiixxiv, xxv, 260
popular science,
1:lxii, 265n; 2:3, 42
Scientific literature, proposes exchange of German and foreign,
9:514
Statistical mechanics, book on, reluctant to write,
8:815
Symmetry arguments in,
3:20, 24, 141, 149, 157, 194, 256, 337–338, 451, 513, 565
Working on small problems,
10:43
On writing lecture on relativity,
5:515

SUPPORTS ACADEMIC POSITION FOR

Dehlinger,
9:386
Ehrenhaft,
9:365, 396–397, 400
Epstein,
9:339, 344, 353, 457, 498
Franck,
9:368
Freundlich,
9:158, 274
Kammerer,
9:449, 451, 512
Marx,
9:349
Petzoldt,
9:116
Ratnowsky,
9:344
Rausch von Traubenberg,
9:291–292
Reichenbach,
9:132
Scherrer,
9:487
Schlick,
9:280, 449, 450, 451
Schubert-Soldern,
9:522
Einstein, Albert, and Einstein-Marić, Mileva, rendezvous with Savić, Helene and Milivoj in Kijevo,
5:45n
Einstein, Carl (1885–1940),
7:125n;
AE confused with,
9:307n; 10:xliv
Einstein Donation Fund.
See Albert-Einstein-Spende
Einstein e C., Milan,
1:liv, 276
Einstein, Edith (1888–1960),
1:lvii n; 5:237n, 239n, 541; 8:168–169, 884; 9:47, 129, 192; 10:xlix, 196–197, 199, 201, 282
doctoral dissertation of,
9:49, 132
AE on,
10:290–291
Epstein on,
282–283
sails with AE,
10:210
on theory of radiometer effect,
9:47–48
visits AE,
10:121
Einstein, Eduard (1910–1965),
1:381; 5:215n, 290n, 335, 344n, 403n, 404n, 420n, 433n, 479n; 8:14, 57, 64, 84, 113, 190, 198, 203, 226, 279, 280, 320, 351, 367, 410, 561, 573, 677, 678, 730, 772, 817, 831, 938, 941, 964; 9:xxx, 89, 235, 294n, 303, 486, 512; 10:xxixxxxvii, 24n, 32, 59, 84, 92–93, 129, 135, 140, 144, 149, 164, 167, 175, 186, 190, 199, 226–228, 464, 498
AE
disappointed by cancellation of visit to Zurich by,
10:168
dreams about,
10:30
feelings toward,
10:166, 258, 345
AE on abilities of,
8:269, 337
AE about,
10:32, 103, 105, 362, 464
AE on hereditary causes for health condition of,
10:71–72
in Aegeri sanatorium,
9:270, 338, 495; 10:226, 236, 237, 238;
cost of,
9:306
in Arosa sanatorium,
8:457, 572, 579, 598; 10:85–86, 91–92, 98–99, 102, 103n, 104–105, 109, 135–136, 138–139, 144–145, 181, 185, 192
cost of, AE on,
8:515, 531, 598, 614
leaves,
8:568
attends play by Schiller,
10:345
attends:
second grade,
10:156, 168n;
third grade,
194;
fourth grade,
258, 345
in Bethanienheim hospital,
8:443; 10:79
birth of,
5:248n, 248–249
birthday of,
9:90; 10:345
book for,
8:816, 817, 964
complains about Einstein-Marić’s leaving Zurich,
10:226
grows cacti,
10:345
health condition of,
8:153, 400, 618; 10:xxxvi, 60n, 75–76, 104–105, 109, 172, 181, 185, 342
ill with
influenza,
8:912
lung inflammation,
8:400, 404
lymphatic tuberculosis,
8:668n
middle-ear infection,
8:11, 20
illness of,
5:593n, 599, 600n, 601, 603
interested in geography,
10:166
in Locarno,
8:990c
mathematical abilities of,
10:29
mild climate for,
8:666
on mountain resort for, AE on,
8:407, 408, 410
music for,
9:271, 339
nickname of,
5:607, 607n; 8:11
photo with brother Hans Albert,
10:105
plans of moving to Berlin,
10:144
plans of moving with Einstein-Marić to her parents,
10:121
plans to accompany Einstein-Marić to Rheinfelden,
10:194
plays chess,
8:341
plays piano,
10:221, 226
plays with lead soldiers,
10:186
provisions for in Divorce Decree,
9:9
reads Goethe,
10:345
reads history of Switzerland,
10:186
requests travel book from AE,
10:168, 175
in Rheinfelden,
9:131; 10:200, 210
schooling of,
9:496n
sing, lacks ability to,
8:269
sings on Einstein-Marić’s return,
10:58
Stahel-Baumann as prospective host for,
10:104, 109, 113, 126
stamps for,
10:343
sterile surroundings for, AE against,
8:562, 614, 623
toy weapons, AE against,
8:965
tuberculosis, endangered by,
8:400, 666
on vacation near Lausanne,
8:321, 338n
visits AE at Zanggers,
10:196.
weak health of,
9:4n, 452, 512, 530
See also Einstein, Albert: Personal: Sons
Einstein, Elsa (1876–1936),
1:lvii n, 380; 5:238, 239n, 457n, 459n, 516n, 598n; 8:11n, 12n, 13, 14n, 31n, 40n, 48, 49n, 50–51, 54, 91, 138, 166, 168, 169, 270, 271, 282, 283, 383n, 395, 397n, 446n, 512, 668, 714n, 728n, 732n, 733n, 761, 789n, 814, 816, 856, 974; 9:4n, 5n, 11n, 30n, 65n, 91n, 92n, 107n, 109, 120n, 130n, 132, 168, 219, 221, 226n, 248, 288, 290n, 294n, 302n, 304n, 351, 360n, 414, 442, 457, 524n, 572c, 573c, 595c; 10:xxixxxxvii, xliv, 21n, 25n, 33n, 39–42, 51–53, 94–100, 107–112, 114–115, 117, 119–120, 123–124, 127–128, 130–133, 144, 148, 170, 173n, 191, 195–203, 205–213, 219–220, 222–224, 232n, 247, 252, 257, 262, 264–265, 267, 270, 275, 277, 279n, 289n, 361, 401, 417, 430, 434, 439, 442–443, 454, 464–466, 469–470, 475, 510
AE
accompanies to Kiel,
9:613c
advises not to participate in Als-Ob conference,
10:xlv, 275
as Cinderella of,
10:121
on delay of Leyden appointment of,
10:275
family relation with,
5:470n
joins in Nauheim,
10:600c
joint trip to Wannsee with,
5:456
longs for,
10:254
marries,
9:82, 83, 568c
milk for,
8:729
misses,
9:106
old friend of,
8:13
organizes string quartet for,
10:266
on political outspokenness of,
10:254
on printing of Leyden inaugural lecture of,
10:275
on public interest in,
9:587c
reacquainted with, in Berlin,
10:21n
on renewing lease on apartment of,
10:106, 107
separation of, feels guilty for,
8:49
takes care of,
8:48, 91, 561, 884; 9:64, 359; 10:23, 66, 70, 72, 74, 78, 254, 266
on volume of mail of,
10:266
AE apologizes for neglecting to write to,
5:593, 597
AE asks for help in registering his absence,
8:166
AE decides to marry,
10:39
AE destroys letters from,
5:457
AE eager to see,
8:169
AE loves,
10:109
on AE marrying Ilse Einstein,
8:770–771
AE on affection for,
8:51, 53
AE on living with and marrying,
8:51, 54, 205, 234, 270, 271, 332, 512, 667, 668, 836
AE plans rendezvous with,
10:118, 121, 123, 128, 131
in Ensingen,
10:97, 99, 101, 103, 107, 108, 111–112
in Mergentheim,
10:100
in Sigmaringen,
10:114
in Thüringen,
10:115, 119, 124, 130, 131, 132
in Weimar,
10:119
AE plans trip with,
10:120, 127
AE promises to send picture to,
5:516, 517, 520
AE resigned to breaking off relationship with,
5:459
AE stops correspondence with,
5:469n
AE vacations in Sellin with,
10:32
AE visits in Berlin,
5:437, 544, 546n, 565;
enjoyment of visit,
5:557, 560
AE’s affection for,
5:456, 459
AE’s Berlin appointment, discussion with Haber on,
5:545n, 545
AE’s letters to, comments on,
5:458n
affected by anti-relativity events,
10:xl, 435
in Bayrischzell,
8:47, 52
cardiac problems of,
5:545;
consults Nicolai on,
5:561n
cooks for the poor,
8:145
corresponds with Hedwig Born,
9:402n, 597c
daughters, neglect of,
8:1033
De Haas, helps in moving,
8:159
divorce of,
5:588n
domestic, on character of,
8:344n
dowry of,
9:420n
Einstein, Pauline
quarrel with,
5:558
on move of to Berlin,
9:290n
takes care of,
9:106, 268, 386
on export of violins for Ehrenfest’s daughters,
10:253–254, 265, 275, 298
Haber as good friend of,
10:275
health condition of,
9:12, 13n, 28, 79; 10:435, 445–446, 450n, 454
heart problems of,
8:93n
illegibility of handwriting of,
10:107
as incentive for AE to come to Berlin,
8:145; 10:23
on invitation to U.S.,
10:470, 514
invitation to Zurich,
9:300
Jewish origin of,
9:468
on Moszkowski 1921,
10:470, 474
Munich, plans visit to,
5:571n
poetry readings,
5:518n, 572, 574n
AE on,
5:565, 570, 573
AE’s congratulations on,
5:517
in Zurich,
5:574
review of,
5:518n
praised by AE,
10:23, 66, 78
religious affiliation of,
9:83, 448, 468
on rental problem,
9:607c, 608c
Schweizerische Auer-Aktien-Gesellschaft (SAG) shares for,
10:567c
sends condolences to Ida Hurwitz,
9:242n
stays with Oppenheims during GDNÄ meeting in Bad Nauheim,
10:419
widow pension for Einstein-Marić, intervenes for,
8:713
Einstein, Fanny (née Koch) (1852–1926),
1:lvii, 380; 5:10n, 239n, 457n, 518n, 534n, 536; 8:47, 53–54; 9:30n, 83, 173; 10:xxxii, 21n, 24n, 119n, 121, 123n, 124, 127, 132, 196, 209, 511
annual expenses of,
8:817n
on decision of AE in favor of cousin Elsa,
8:52
hospitalized,
10:211
lives in Hechingen,
5:10n
pressing AE to marry cousin Elsa,
8:205, 234
on vacation,
10:114
Einstein, Garrone e C., Pavia (factory), Milan (office), Turin (branch),
1:liii, liv, 211n
Einstein, Hans Albert (1904–1973),
1:381; 5:26n, 45n, 46, 115n, 133n, 141n, 152n, 225n, 226n, 249n, 344n, 387n, 403n, 404n, 420n, 433n, 479n, 522n, 542n, 543n, 601n, 605; 8:14, 56–57, 64, 84, 113, 129, 134, 190–191, 198–199, 203, 205, 212, 222, 225, 227–228, 258, 271, 276, 279–280, 283–284, 304, 367, 380, 406, 410, 455, 457, 503n, 530, 561, 567, 598, 623, 666, 678, 730, 772, 819, 851, 911, 964; 9:3, 4n, 89, 130–131, 235, 294n, 452, 530; 10:xxixxxxvii, 24n, 31, 33–35, 37, 55, 58, 65, 67, 70, 73, 76, 78–79, 81, 83–86, 91–93, 97, 103–104, 116, 121, 130, 138, 140, 144, 148, 151, 159, 166–167, 169, 173, 179, 184, 190–191, 199, 202–203, 206–208, 210, 213, 228, 279, 329, 422n, 430, 464, 512
accompanies Wohlwend-Battaglia on piano,
10:167
AE
anxious about health of,
10:193–194
asks about vacation plans,
10:238
asks for money from,
10:192
asks for stamps from,
10:259
brings food for, with Eduard,
10:445
conflict with,
8:284
correspondence with,
8:57, 78, 441
disappointed by cancellation of visit to Zurich by,
10:166–167
expects trip with,
8:209
expects visit from,
10:88
feelings for,
8:219
harsh to,
8:153, 210, 211, 213
on ignorance of appropriate treatment of Eduard by,
10:140
invites for Easter vacation,
10:30
invites to Switzerland,
10:140
looks forward to meeting,
8:218
plans of being raised by,
10:75, 81
proposes medicine for gastric ailments to,
10:138
proposes Zugerberg for joint vacation with,
10:35
reluctant to be in company of,
8:186n, 189
requests English textbook from,
10:259
requests letter from,
10:30
sails with,
9:129, 132; 10:106
sends harshly worded postcard to,
10:32
stops corresponding with,
8:339
tours with,
8:280, 282, 284, 337;
in Switzerland,
10:41, 42
on vacationing with,
10:31
visits,
10:97, 196–197
AE apologizes for not visiting,
8:819–820
AE on,
10:89–90, 100, 107, 110, 112–113, 201, 203, 362, 464
AE on living with him,
8:400, 406, 408, 410, 446
AE plans vacation with,
10:37
at Baltic Sea,
202
in Berlin,
33, 34
in Winteler-Einstein’s home,
99, 101
AE pleased with,
8:614
AE praises for helping with chores,
8:351, 820
Bas-Bulaneck, Henri, visits with,
8:400
Besso, Michele, plans visit to,
8:189;
visits,
372, 404
Besso, Vero, visits,
8:941
birth of,
5:23n, 27
boards with
Bessos,
10:238
Zanggers,
9:303, 306, 326, 338, 451, 487n; 10:79, 88, 97, 236
Catholic instruction of,
5:432
character of,
9:78; 10:89–90
AE on,
9:512
AE pleased with,
10:98, 100, 103, 105, 199, 201, 203, 205
constructs
model airplane,
9:129, 132, 271; 10:156, 202, 214, 227, 238, 259
model cableways,
10:76, 167
model electric railroad,
10:140, 156
model monorail,
10:173–174
model ship,
10:59, 60, 167, 193
toy machines,
10:181
correspondence of, AE happy with,
10:55, 67, 91
Ehrenfest’s affection for,
5:605n; 8:165n, 340
Einstein, Eduard: planned visit to, with AE,
8:477;
in Aegeri with,
10:238
elementary school of
in Berlin,
8:14
in Zurich,
114n;
graduates from,
226n
examinations of,
10:30n
experiment, AE invites to observe,
8:283, 284
feelings of, AE understands,
8:330
on general strike in Switzerland,
10:184–185
geometry problems for, AE sends,
8:113, 531
Germany, argues against moving to,
10:497–498
Glarisegg, possible stay at,
8:446
gymnasium
attends:
second year,
8:531n; 10:77;
third year,
10:156;
fifth year,
10:30n
entrance examinations to,
8:267, 269, 274
final examinations in,
8:665
opts for Realgymnasium section of,
8:614
short vacation in,
8:911
handicraft, engaged in,
10:221
harshness of, AE on,
8:153, 210, 211, 213
health condition of,
10:227–228, 238
helps ill mother,
8:351
ill with fever,
8:443, 454
Kuwaki’s misidentification of,
5:170n
learns
botany, English, history, physics,
10:193
French,
10:181, 317, 343, 345
German,
10:87
joinery,
8:320
Latin,
8:320; 10:58, 87
mathematics,
10:29, 87, 193, 237
woodwork,
10:192
in Locarno,
8:990c
on lost items of AE,
10:214
misspellings of, AE on,
8:274
music exams of,
10:193
nickname for,
8:44
notes on psychology of disintegration of Russia by,
9:79
on organ patents,
10:498
on own memory,
10:87
photo with Eduard,
10:105
piano lessons of,
10:77, 88
plans summer vacation in Western Switzerland,
9:495, 512
plays
Beethoven,
10:138, 236
Brahms, Händel, Mozart, Schubert,
10:236
plays music,
8:735; 10:30, 58, 77, 140, 156, 167, 192
AE on,
8:113, 190, 341, 820
with AE,
9:129, 132
provisions for in Divorce Decree,
9:9
reads Shaw,
10:237
relativity, reads AE’s popular book on,
10:xxxiv, 87, 446
on renting out their home,
10:235–236
returns from Lucerne to Zurich,
10:111–113
school reports, AE on,
8:341, 367,
on school trip to Ticino,
10:258
on sixteenth birthday,
10:16, 258–259
on ski tour,
8:579
stops taking cabinetmaking instructions,
10:77
studies with Amberg,
9:271
style of writing, AE on,
8:234, 269
takes care of family,
10:174
technical interest of,
8:851; 9:69, 78;
AE on,
8:939; 9:270
toothcare of, AE on,
8:113, 226, 227, 258, 269
tours with Winteler,
10:110–111
on vacation: near Lausanne,
8:316n, 321, 338n;
with Chavans,
10:461
visits
Besso,
9:486
Eduard in Arosa with AE,
10:102, 104, 167
mother’s family,
5:115n
Winteler-Einstein with AE,
10:106
Winteler household, possible stay in,
8:446, 451, 453, 666; 10:121, 144, 146, 150–151
Winteler, Paul, trip with,
8:495, 497
Winterthur, stay in,
5:249, 250n
Zangger, Heinrich
boards with,
8:452, 454
works in garden of,
10:88
See also Einstein, Albert: Personal: Sons
Einstein, Hermann (1847–1902),
1:xxxvi, xxxvii, 45n, 239, 240, 251–252, 289–290, 300; 5:3, 3n, 9, 238n; 7:222; 9:70n, 83
against relationship of AE with Einstein-Marić,
8:52
biographical information,
1:llvi, 380
death of,
5:7n, 10n
debts of,
5:12n
businesses,
1:xxxvi, li, liv, 256, 281n (see also Ludwig Kiessling u. Cie.; J. Einstein & Cie.; Einstein, Garrone e C.; Einstein e C.)
lacks ear for music,
8:269
writes to Ostwald,
2:6
Einstein, Hermine (1874–1943),
9:65n
Einstein, Ida (1865–ca. 1922),
1:li, lvii; 5:237, 238, 239n, 541n;
visits AE,
10:121
Einstein, Ilse (1897–1934),
4:5, 7; 5:457n, 516n, 558; 6:535n, 537n; 7:106, 244n, 332n, 348n, 366n, 381n, 435n, 479n, 481n; 8:37, 47–48, 51, 53, 205, 270, 333n, 593, 668n, 758, 764n, 769, 814; 9:30n, 132, 302n, 360n, 416, 467, 472n, 556c, 573c, 595c; 10:xxxii, 24n, 119, 119n, 121, 123n, 124, 127, 132, 144, 225, 270, 324, 417, 446, 465, 486, 504, 511, 580c, 598c, 602c
AE
accompanies to Norway,
10:292, 298, 315
on enormous correspondence of,
10:458
forwards correspondence to,
10:201, 206, 222, 277, 434, 459
on planned visit to Spain with,
10:459
AE considers marrying,
8:769, 771
AE’s love for,
8:769, 770
assistant of Nicolai,
9:134n
leftist leanings,
8:945
music lessons of,
9:226
Petzoldt, letter to,
9:573c
praised for diligence,
10:278
salary raise from KWIP for,
10:584c, 598c
secretary of KWIP,
8:758n
secretary to AE
one-time acquisition cost,
9:582c, 583c
salary raise,
9:133, 579c
as travel companion,
10:443, 446
on vacation,
10:114
Einstein, Jakob (1850–1912),
1:lii, lxi; 5:239n; 8:169n; 10:122n
biographical information,
1:lliv
businesses,
1:xxxvi, li, lii, liv, 5 (see also Ludwig Kiessling u. Cie.; J. Einstein & Cie; Einstein, Garrone e C.)
divorce of,
5:239n
Einstein, Jette (1844–1905),
5:238n
Einstein, Maja.
See Winteler-Einstein, Maja
Einstein, Margot (1899–1986),
5:457n, 516n, 558, 593; 8:47, 48, 51, 53, 668n, 814; 9:30n, 132, 360n, 416, 595c; 10:xxix, xliv, 24n, 107–110, 114–115, 123–124, 127–128, 130– 131, 132n, 144, 211, 265
composes music,
10:204, 511
health condition of,
10:111, 169, 209, 402, 511
ill with influenza,
8:906
interest in sculpting,
10:119
music lessons of,
9:226
in sanatorium, AE on,
10:209
Einstein, Paula (1878–ca. 1955),
5:238, 239n;
AE’s annoyance at behavior of,
456
Einstein, Pauline (1858–1920),
1:219, 231, 248, 249, 287n, 300; 5:3, 3n, 9, 342n, 393n, 459n, 544, 558, 586n; 8:11n, 53, 54, 166n, 512n, 731, 812, 835, 884, 944, 989c–990c; 9:29, 63, 65n, 81, 83, 91, 93n, 105–106, 119, 128, 130–131, 133n, 134n, 138, 147, 168, 170, 173, 201, 218–219, 248, 290n, 298, 303, 305, 359, 397n, 572c; 10:xxxi, xxxivxxxv, xxxvii, 81, 93, 202, 207–208, 220n, 224, 230, 234–235, 281, 511, 583c;
AE on,
1:221
AE, proud of,
9:64
AE reads newspaper to,
10:211
AE visits,
8:166, 477;
in Heilbronn,
10:93, 95;
in Weggis,
10:121, 127
on AE’s decision in favor of Elsa Einstein,
8:52
Ansbacher, breaks with,
10:207
Berlin, moving to,
5:458n; 9:64, 226, 268, 281, 289, 293, 325, 339, 342, 592c; 10:195–196, 224
biographical information,
1:l, liv, lvi, lix, 1, 380
burial of,
9:456, 468, 602c
death of,
9:441–442, 448, 451, 453, 482, 484, 602c; 10:281;
condolences on,
9:441, 603c, 604c, 606c
debts of,
5:458n
Einstein, Elsa, quarrel with,
5:558
Einstein-Marić
bad relationship with, AE on,
5:457, 587
relationship with AE, attitude toward,
1:xxxvi, xxxvii, 244, 248–249, 252–253, 319–320
expenses for,
9:155n
on family meeting in Zurich,
9:573c
financial support from AE,
5:23n; 8:453
health condition of,
8:813n; 10:187, 195–196, 197n, 198, 200–201, 203, 211–212, 215, 230;
AE’s anxiety about,
220n
Hechingen
lives in,
5:10n
move to,
8n
Heilbronn
advised by AE to stay in,
5:456
move to,
238n, 324n
ill, terminally,
8:885n, 892; 9:xxxxxxi, 29, 90–91, 93, 105, 130, 132, 147, 171, 173, 187, 196, 237, 293, 330, 339, 352, 355, 386, 402, 404, 419, 421
ill with influenza,
8:906
in Maja’s care,
10:195
interest in eclipse expedition results,
9:92, 94
keeps household
of Jacob Koch in Berlin,
5:600
of Emil Oppenheimer in Heilbronn,
5:458n; 8:166n;
wants to leave,
732–733
leaves Lucerne for Heilbronn,
10:128
medical condition,
8:813n
morphine injections for,
9:139
as mother-in-law, AE on,
5:585
moves in with Maja and Paul Winteler-Einstein,
8:885n;
plans for,
166
operation of,
8:41, 58
on own deteriorating health,
9:172
plans visit to Switzerland,
10:97–98
Prague, with AE in,
5:432
private nurse for,
10:216
room in Berlin for,
9:226, 274
roots in Swabia of,
9:70n
in Rosenau sanatorium,
9:572c
in sanatorium stay in Lucerne,
10:xxxvi, 199–200, 203–204, 206, 211
sends Christmas presents,
5:585;
Einstein-Marić’s reaction,
586
Switzerland, planned trip to,
5:497
visits
AE in Berlin,
8:228; 10:169
Berlin,
5:237
Weggis,
10:111–112, 121
Winteler-Einstein in Lucerne,
10:110, 187
Winteler, feels antipathy for,
10:196
Zangger, examined by,
9:92; 10:201, 207, 209, 215
Einstein, Robert (1884–1945),
1:lvii; 5:238, 239n
Einstein, Rudolf (1843–1928),
1:li, livlv, lvii n, 3n, 281n, 380; 5:10n, 239n, 457n, 458n, 518n, 534n, 536; 8:17, 53, 54, 343n; 9:30n, 64, 74n, 83, 201, 420n; 10:xxxii, 24n, 128, 130, 511n
AE visits,
10:20
Hechingen, lives in,
5:10n
Einstein-De Haas effect.
See Ampère’s molecular currents
Einstein-De Haas experiment.
See Ampère’s molecular currents
Einstein-Marić, Mileva (1875–1948),
3:125n, 178n, 321, 397n; 5:5n, 9, 11n, 19n, 26n, 35n, 82n, 89, 133n, 141n, 152n, 181, 211n, 224n, 225n, 226n, 234n, 237n, 239n, 240n, 242n, 249, 274n, 279n, 283n, 286n, 288n, 289n, 311n, 324, 343, 379n, 387n, 407n, 433n, 438n, 470n, 484n, 515, 518n, 519n, 542n, 543n, 556n, 557n, 558, 589n, 600n, 604n, 606; 7:222; 8:11, 14, 44–46, 48n, 52, 55, 64, 86, 93, 128, 188, 199, 213, 226, 257, 280, 339n, 406, 497, 515, 666, 718, 734, 754, 788, 830, 835, 938, 970; 9:4n, 13n, 36n, 91n, 130, 132, 170n, 195, 234, 270, 294n, 306, 486, 495, 496, 496n, 500, 530, 573c; 10:xxixxxxvii, 5, 13n, 22n, 29, 31, 34, 35n, 37, 41n, 46, 48, 62, 75, 81, 102, 116–117, 118n, 126, 135, 140–141, 146, 148, 150, 154, 156–157, 159, 163, 179, 181, 213–214, 217, 342, 418
academic and career plans, AE on,
1:211–212, 222, 229–230, 255, 294, 300, 305, 312
address in Zurich:
first,
8:58n;
second,
59n;
third,
85n, 91;
fourth,
129n
AE
advises sons on corresponding with,
8:78–79, 190–191
agrees to divorce from,
8:278
discusses with Besso,
8:281n
excursions and trips with,
1:58, 235, 275, 280, 286, 288, 293–295, 297, 301–302, 311–312, 376
on feelings of Hans Albert Einstein toward,
8:186n
on financial support by,
10:142, 181, 228–229
jealous of dependence of Eduard and Hans Albert Einstein on,
8:168
joint study of books with,
1:xxxix, 220–221, 230, 235, 267, 336
joint work with: on capillarity,
1:xxxix, 267, 300;
on molecular forces,
1:292;
on relative motion,
1:xxxix, 225, 28
last discussion with, about separation,
8:50
marriage to,
1:xxxvii, 381; 5:9, 9n;
certificate,
9:11n
on planned mountain trip with sons,
10:164
on relationship with family of,
8:3
requests direct contact with,
10:150–151
on sons’ disappointment by cancellation of visit of,
10:166
wishes to meet with,
10:121
AE attempts to push out of Berlin apartment,
8:977
AE on,
5:199n, 574, 585, 587; 10:26–27, 31–32, 37, 81, 89, 116–117, 146, 161
AE on character of,
8:50, 58, 78, 836
AE on excellent circumstances of life of,
8:317
AE on impossibility of living with,
8:52
AE on own responsibility for ruining relations with,
8:729
AE, relationship with, intellectual,
1:59, 258, 273, 318–319;
description of,
1:xxxix–xl
AE, relationship with, personal
AE’s feelings on,
1:242, 250–251, 253–256, 258–260, 262, 280, 286, 294, 300, 304, 308, 322, 325, 330, 335
AE’s family’s reaction to,
1:227, 239, 244, 248–249, 251–253, 256, 257, 259, 266, 308, 312–314, 317, 319–320, 336
Besso on,
1:266
description of,
1:xxxvi–xxxviii
family’s reaction to,
1:59, 308, 310–311, 314
feelings on,
1:229, 244, 268, 273, 298, 301, 313–314, 318
Wintelers’ reaction to,
1:287, 306, 326–327
AE on separation from,
8:45, 47, 49, 50, 118
AE resides in apartment of,
9:573c
AE satisfied with behavior of,
8:280, 729, 835
AE on uncommon ugliness of,
5:199n
on AE’s academic and career plans,
1:270, 275, 310, 320
AE’s conditions of living with,
8:45, 46, 44
on AE’s first doctoral dissertation,
1:320; 2:174175
on AE’s family,
1:228, 244, 273, 314, 317, 319
AE’s notes, use of to study for ETH examinations,
1:61, 212, 228, 229n, 230, 311
on AE’s personality,
1:245, 320
AE’s shared assets with,
8:57, 58, 64, 93
awarded care of sons,
9:10
Berlin
arrives in,
8:17, 20
looks for apartment in,
5:570, 586n, 593, 595n
leaves,
8:47, 50
Besso, displeased with visits of,
8:404
Besso-Winteler, feels offended by,
8:788; 10:164
in Bethanienheim hospital,
10:79
biography,
1:380381
called stubborn and without goodwill by Besso-Winteler,
8:1032
daughter Lieserl
(see Lieserl, daughter of AE and Einstein-Marić)
divorce from AE,
9:8–10, 556c, 557c
divorce proceedings
accepts AE’s proposal for,
10:146
asks for patience from AE in,
10:141–142
denies having agreed to initiation of,
10:41
on divorce contract,
10:156, 157–158, 159, 163, 165
proposes Zurich as location for,
10:147
dowry of,
8:78, 816; 10:143n
on Drude,
8:3
education
doctoral dissertation,
1:260, 300, 303n
ETH final examination for the Diplom,
1:61, 247, 260n, 306, 307n, 311–312, 313n
ETH intermediate examination for the Diplom,
1:220–221, 226, 228–230, 234
ETH studies,
1:43, 59n, 211–212, 292n
Heidelberg, semester at,
1:58–59
primary and secondary,
1:xxxvi, 380
Einstein, Eduard, on seriousness of illness of,
10:142
Einstein, Hans Albert
on feelings of,
8:186n
influence on,
8:205
piano instruction to,
8:372; 10:77
Einstein, Pauline, bad relationship with,
5:457
employment, attempts to find,
1:256, 262, 275, 294
family, AE on,
1:252, 254 (see also Marić, Marija (mother); Marić, Miloš (father); Marić, Zorka (sister))
financial help for AE,
1:257, 288, 314, 318, 326
financial support from AE,
8:48n, 55, 57–58, 64, 78, 86, 93, 257, 270, 340, 406, 453, 531, 581n, 598, 666, 677–678, 730–731, 754–755, 772, 788, 794–795, 814, 830, 911, 938, 978
German securities deposited by AE in her name,
10:180, 217, 258
gifts to AE,
1:59, 216, 261, 317, 322, 326, 329
Gloriastrasse apartment of, plans to lease out,
10:228;
sublet,
99, 102
health of,
10:55, 58–59, 75, 109, 137, 179
AE on,
10:44, 46, 49, 62
after birth of: Eduard,
5:251;
Hans Albert,
5:27n
household budget of,
8:665n
ill,
8:316, 320, 324, 330, 331, 332, 337, 339, 340, 348, 350n, 367, 372, 381, 443, 452n, 457, 665, 677, 851
ill with
back pains,
8:573–574
brain tuberculosis,
8:330, 331, 400
glandular swelling,
8:400
headache,
8:3
heart problems,
8:311
influenza,
5:10
neck and jaw infection,
8:852
nerve pressure on spine,
8:562n
scrofula,
8:400
toothache,
5:515
illness of
AE inquires after,
8:561
AE misjudges,
8:677
AE on responsibility for,
8:321
jealousy of,
5:219n, 516;
AE’s apologies to Georg Meyer for,
5:199
Locarno, trip with sons to,
5:599–601, 603; 8:18n, 990c
Meyer-Schmid, annoyance at letter by,
5:199n
moving costs of, AE on,
8:64
on moving to Germany,
10:220–221, 228, 498
neurologist of,
8:372
in Novi Sad,
10:237–238
nurse in household of,
8:658, 665; 10:58
parents of
plans of moving to,
10:121
plans of visiting in Novi Sad,
10:226, 228
payments to,
9:9–10, 90, 234
personality, AE on,
1:220–221, 226, 229–230, 267
plays piano,
5:223n
pregnancy of,
5:22, 22n, 215n
reasons for not allowing sons to visit Germany,
10:172
reserve fund for,
8:270, 598
return to Zurich: from Berlin,
8:992c;
from Vienna,
5:559n;
sons, Hans Albert and Eduard
AE feels has bad influence on,
8:169
AE feels prevents meeting with,
8:185, 279
AE requests regular information about,
8:56
study of English,
2:110
suffers from solitude,
8:337
Swiss Patent Office, on AE’s work at,
5:7n
takes cure in Rheinfelden,
10:195n, 196, 200, 210
teaching position in Belgrade, inquiry about,
5:23n
temporary lodging of,
8:57
tensions with AE’s relatives in Berlin,
5:544, 587
tubercular condition of,
10:75
tutors of,
8:316
Varićak, good relationship with,
10:23
visits
family,
5:115n
Haber in Berlin,
570, 574
parents in Serbia,
9:270, 303, 338
widow’s pension for,
8:673, 684, 713–714, 721–722;
AE on,
271, 623, 677, 678, 719, 730; 10:142, 146–147, 567c
Winteler-Einstein
bad relationship with,
5:457
mistrusts,
10:90
Wintelers, rejects AE’s plan to have Hans Albert Einstein board with,
10:150–151
Zurich, life in with AE,
1:213, 226, 230, 234, 238, 243, 268–269, 272, 280
Einstein-Richardson effect.
See Ampère’s molecular currents
Einstein’s cosmological model.
See Cosmological model, Einstein’s
Einstein’s equation.
See Capillarity: AE’s equation for
Einstein’s photoelectric equation.
See Photoelectric effect: AE’s equation for
Einstein-Smoluchowski scattering.
See Smoluchowski-Einstein scattering
Einstein-Stiftung.
See Albert-Einstein-Spende
Einstein tensor,
7:25, 28n
Einstein Tower Solar Observatory.
See Tower Telescope
Eisenach, AE and Elsa Einstein visit,
10:33
Eisenhart, Luther (1876–1965),
10:490;
invites AE to Princeton University,
441
Eisfelder, Otto,
9:226, 607c
dispute with, on room for Pauline Einstein,
9:274
extends AE’s rent contract,
9:608c
Eisner, Kurt (1867–1919),
9:xliv, 488n, 558c;
assassination of,
9:13n
Eka-iodine,
9:217
Elasticity
and specific heat,
3:409–413, 413n–414n, 420
coefficient of, for gases,
1:101
of solids,
3:xxiii, 475n
theory,
10:282;
relativistic,
241
See also Force: elastic
Elbogen, Ismar (1874–1943),
9:169n
“Electra,” Apparatenbau-Ges.m.b.H., Vienna,
1:liv
Electric charge,
1:224, 226; 2:256, 294, 451, 503504; 3:9, 316–319, 338, 396n
bound,
3:344
on conductors,
3:327–329
conservation of,
3:318–319, 325, 384
definition of,
3:316–318, 325; 4:9, 54
density of,
4:10, 54, 150; 7:134
distribution of,
3:325
freely moving,
3:246n
and impressed forces,
3:351–352
measurement of small quantities of,
3:9, 340–341, 397n–39t8n
positive and negative,
3:318–319
rest density of,
4:54, 82, 87, 320
static spherically symmetric distribution of,
7:138
subelectronic,
3:xxvi, 509n
controversy on discovery of,
5:291n, 320n, 322n;
AE on,
321
surface density of,
1:160–161
unit of,
3:xix, 362–363, 508n–509n
violation of conservation of,
7:572n
See also Charge: elementary; Measuring instruments
Electric circuits,
3:117–119, 368–369
and capacity,
3:380–382
closed,
1:177–178, 181
Kirchhoff’s laws for,
1:181–184; 3:368
magnetic energy of,
3:362, 373
networks,
1:182
parallel,
1:184, 192
and self-induction,
3:380
series,
1:192
system of two,
3:376–379
three-wire system,
1:185
Electric conductivity,
2:174, 512–513; 4:19
AE on,
5:337–338
experiments on,
3:504n
of metals, Besso on,
5:319, 342
of negative charge carriers, Drude on,
1:284, 285n
of pure metals,
3:501
relation to thermal conductivity,
1:194, 305n
relation with temperature, AE on,
5:281
Weber, H. F., on,
1:235
See also Electric conductor; Electric current
Electric conductor,
2:490–491, 503504, 523, 525; 3:119, 327–328, 334
distribution of electric charge on,
1:159–161
extended,
3:369–370, 399n
ferromagnetic,
3:255–256
interrupted by dielectric,
3:386
motion of,
3:336
relation between charge and potential of,
1:161–167
resistance of,
3:367
See also Electric conductivity
Electric current,
1:6, 7, 9, 172, 227n; 2:262263, 507, 512, 519, 526, 585; 3:356–357
density of,
7:134
and displacement vector D,
3:386–387
distribution in Voltaic cell,
1:176–178
inductive,
3:142
in magnetic field,
3:255–256, 257n
measurement of,
1:35, 158, 200–210
as motion of charges in empty space, AE on,
1:224, 226
Poynting vector,
3:391–392
units of,
1:207; 3:362–363
See also Ampère’s molecular currents
Electric field,
1:5, 223225; 3:132
and bound electricity,
3:344
boundary conditions for,
2:506, 512, 515, 532–534, 535n
definition of strength of,
4:9
displacement vector D,
2:510–511, 513, 515, 521, 537–539; 3:342–347, 387
external,
2:417
force vector E,
2:510–511, 519, 520, 537–538
of light wave,
3:298
of point charge,
4:152
strength,
2:417, 451
transformation equations for,
2:292–296, 301, 411, 417, 450, 481–482
See also Electromagnetic field
Electric force,
2:208; 3:272–273, 316, 320, 322, 325, 332, 342, 348, 393;
AE on definition of,
1:226. See also Ponderomotive force
Electric lighting filaments,
1:197n
Electric meter,
1:lii
Electric motor,
1:liv
Electric polarization,
4:16, 85, 202
in Hertz’s electrodynamics,
1:223, 226
of molecules,
1:172
Electric potential
(see Potential: electric)
Electric resistance,
1:175–210
in branched conductors,
1:184–187
measurement of,
1:35, 186–190
specific
of copper,
1:199–200
dependence on temperature,
1:190–191
of metals,
1:190–191
units of,
1:191–194; 3:367
vanishing, close to absolute zero,
3:501
Electric resonator energy, as source of internal kinetic energy,
1:235236, 279. See also Resonator
Electric state of medium.
See Material medium: electric state of
Electric waves,
3:384–385
Electricity,
1:xxxix, xl, 56, 148–210, 224, 226, 227, 236, 237, 238
AE’s lectures on magnetism and,
3:xvii, 8, 126n–l27n, 316–396, 396n–400n, 598599
atomistic constitution of,
2:45
carriers of,
2:411
contact,
1:178–181; 2:358n
duality of magnetism and,
2:526, 528n; 4:25, 26
electron theory of
(see Electron theory)
law of conservation of,
4:10, 11
Maxwell’s theory of
(see Maxwell’s electromagnetic theory)
measurement of small quantities of
(see Maschinchen, Einstein’s)
true,
4:26
See also Electric charge
Electrochemical equivalence, Faraday’s law of,
4:111
Electrochemical equivalent,
1:226
Electrochemistry,
1:286
Electrode,
2:7, 24–29, 33–35, 38, 40n
Electrodynamic force,
3:256, 466
Electrodynamics,
3:xxvi, 117–119, 160, 513; 4:9–28, 51–56, 59–64, 81–98, 147–154, 192, 199, 202n, 264–269, 318–321, 487, 495, 499, 512–517, 545, 562, 584, 610–612; 6:21, 45–48, 59–66, 264–268, 360, 365, 457, 476, 525–526, 577; 7:79, 139n, 207, 213, 219, 526–527
AE’s course at ETH on,
4:3, 6, 106n, 108n, 298, 300, 512–519
AE’s lectures on,
579
AE’s work on, between 1902 and 1905,
2:259
and Ampère’s molecular currents,
6:146, 151, 173, 191
of bodies at rest,
2:277, 452, 504, 509, 522, 538–539
boundary conditions in,
4:90–91, 516–517
classical,
3:178n, 506n, 514n; 9:160
concept of force in, Bucherer on,
5:148
conservation of energy-momentum in
(see Energy-momentum, law of conservation of: in electrodynamics)
contiguous action interpretation of,
6:457
covariant,
3:10, 396n
covariant formulation of,
6:59–65, 67n, 68n, 105–109, 129n, 135, 264–268, 327–330, 408n; 7:91, 157, 160–161, 454, 525, 531, 561–562
development of,
3:xxviii, 174n, 178, 426, 439n; 7:372–373, 407, 431
duality of electricity and magnetism in,
2:526, 528n; 4:25, 26
energy density, electromagnetic,
4:13, 20, 154
epistemological status of,
9:264
equation of motion of point mass in,
2:411; 4:95–98
field equations of
(see Electromagnetic field: equations of)
foundations of,
2:139, 144, 148, 565
as fundamental science,
7:311, 315, 321n
and relativity, general,
6:105–109, 226, 264–267, 269n, 294, 318, 325–326, 327–330, 536n
generally covariant,
8:350n, 796–801, 803
Göttingen seminar on,
2:267, 504
and gravitational field,
4:124, 127, 147–154, 318–321
incompatibility with Planck’s radiation law, AE on,
5:166
Lorentz’s: action and reaction in,
5:149n;
formulation of,
7:247
Maxwell field tensor of
(see Maxwell field tensor)
Maxwell’s
(see Maxwell’s electromagnetic theory)
Maxwell’s formulation of,
7:247
and mechanics,
3:523
and quantum theory,
6:356, 364, 368, 370n, 382, 384, 385, 387, 388, 392, 395
and radiation,
3:xx, 517
relativistic,
2:292–306, 449–453; 3:177, 423n, 445
and relativity, general,
6:105–109, 226, 264–267, 269n, 294, 318, 325–326, 327–330, 536n
and relativity, special,
6:4, 26, 59–65, 75, 132, 264, 266, 280, 325, 328, 330, 433, 437, 452, 453–455, 458, 459, 527; 7:xxxi, 6, 208, 214, 245–250, 313–315
retarded potential in,
6:348, 350
special relativistic,
8:5, 6
stress-energy tensor in
(see Energy-momentum tensor: of electromagnetic field)
and time-reversal invariance,
10:54
See also Electric field; Electromagnetic field; Electron theory: Lorentz’s and Poincaré’s; Magnetic field; Maxwell-Hertz equations
Electrodynamics of bodies at rest,
2:277, 452, 504, 509, 522, 538–539. See also Maxwell-Hertz equations
Electrodynamics of moving bodies,
1:xl, 223225, 226–227, 325, 328, 330; 2:253, 258, 268, 509–517, 530, 532–534; 3:133
AE’s theory of,
2:xxii–xxiii, 175, 259260, 276–306, 509
asymmetries in formulations of,
2:276, 295, 309
Drude’s theory of, AE plans to study,
1:225, 330
Hertz’s theory of,
2:255256, 307n, 308n, 532
Lorentz’s theory of,
2:259, 264265, 301–302, 307n, 410, 434–435, 438, 449, 540, 567–568; 8:5, 6, 900
macroscopic theory of,
2:268, 503
problems of,
2:147, 542
Electrodynamics of moving media,
3:257n
Abraham’s paper on,
5:162n;
AE on,
161n
AE’s and Laub’s work on,
2:253254, 503507; 5:114n, 119;
action and reaction in,
131, 132n, 253
Cohn’s theory of,
2:255256, 258, 267, 307n, 504; 3:445, 449n
derivation of macroscopic equations in,
2:517n
Hertz’s theory of,
2:503, 504
Lorentz’s theory of,
2:xxviii, 503, 507, 514
Minkowski’s theory of,
2:xxii, 504507, 517n, 537–540, 540n; 3:445, 449n; 4:26, 84, 88, 89, 92, 107n; 5:93n, 114n; 7:91; 8:5, 6
relativistic,
2:xxii, xxviii, 503504, 514
See also Ponderomotive force: AE’s and Laub’s expression for
Electrolysis,
1:226n;
Reichinstein on,
10:312
Electrolytes,
2:7, 25
conductivity of,
2:xviii, 7, 27, 40n, 178, 501n
Nernst’s theory of,
2:27–28
viscosity in,
2:179, 180
Electromagnetic energy,
2:312, 420, 425, 456, 485n; 3:xix; 400n; 5:163–165; 7:137, 140n
distribution and propagation of,
3:270, 392
expected minimum density of,
3:539
inertia of
(see Energy: inertia of; Equivalence of mass and energy)
localization of,
3:249–252, 253n;
in Maxwell’s theory,
2:583n
Electromagnetic field,
3:xix, 136, 171–172, 422, 423n
boundary conditions for,
2:506, 532–534, 535n, 565
of charged mass rotating around gravitational source, Mie’s calculation of,
9:97
emission and absorption of,
2:543
energy of,
3:350, 355, 392, 400n
equations of,
2:256, 507; 7:89, 95, 357n, 516–517, 571n, 595
macroscopic,
2:503, 504
microscopic,
2:503
Minkowski’s,
2:503, 505–507
for moving media,
4:25–28, 51–56, 84–91, 515; 6:46, 73, 107, 108–109; 7:89, 98n, 372, 407
for stationary media,
4:15–24, 513; 6:65–66, 266; 7:88, 91, 98n, 516
for vacuum,
4:9–12, 81–84, 147–154, 265n, 268n, 320–321; 6:59, 106, 264–267, 327–330, 340; 7:87, 132–133, 247, 250, 373, 407, 412, 461, 514, 567, 593
as independent structure,
2:148, 257258, 435, 569, 572
inertia of
(see Energy: inertia of)
lack of understanding of,
9:56
and matter,
7:247
Maxwell tensor of
(see Maxwell field tensor)
Maxwell’s theory of
(see Maxwell’s electromagnetic theory)
measuring instrument for,
4:151, 154
medium for,
7:313–315
momentum of,
3:393
stresses in
(see Energy-momentum tensor: of electromagnetic field)
tensor of,
4:81, 519n
transformation properties of,
2:292–296, 301, 411, 417, 420, 449–450, 462, 481–483
within electron,
7:351
See also Electric field; Electrodynamics; Magnetic field
Electromagnetic induction,
2:262, 306n; 7:121n, 372, 407
problem of electrodynamic explanation of,
7:264–265
symmetry of, Lehmann on,
9:562c
Electromagnetic phenomena in moving media.
See Electrodynamics of moving media
Electromagnetic potential
(see Potential: electromagnetic)
Electromagnetic radiation.
See Radiation
Electromagnetic stress-energy tensor.
See Energy-momentum tensor: of electromagnetic field
Electromagnetic theory.
See Electrodynamics; Maxwell’s electromagnetic theory
Electromagnetic units,
3:379–380
Electromagnetic waves,
1:xxxix, 5, 6, 6–9; 2:261; 3:389–396, 400n
energy of, Weiß on,
5:163–165
See also Ether waves
Electromagnetic worldview.
See Worldview: electromagnetic
Electrometer,
1:172; 2:397n, 490, 492n; 3:9, 339–340, 397n, 398n
AE’s construction of,
5:150
quadrant,
1:156–158, 162–164;
of Elster and Geitel,
5:383
See also Thomson’s balance
Electromotive force,
1:35, 178, 181, 201; 2:28, 262, 276, 292–295, 309n, 451; 3:119, 351, 368, 370–371, 388, 399n; 4:15, 27, 84; 8:8
Electromotive force series,
2:354, 358n
Electrons,
1:236237, 284–285 3:499, 505n, 540–541, 547n; 4:15, 64, 116, 552; 6:454, 458–459, 536n
Abraham’s model of (rigid),
2:254, 270, 308n, 310n, 371, 410, 412n, 461, 553n; 5:57; 8:840, 913
accelerated,
2:270, 411
acceleration of,
3:543
AE on influence of magnetic field on,
10:12
and atoms,
3:514n
bound, Fokker’s theory of,
10:298
Bucherer’s model of,
2:270, 310n, 371, 461; 8:900
calculation of quantum levels of,
10:244n
charge of,
2:302, 553n; 6:364, 370n, 526; 10:297
nonfractional,
9:7
circulating intra-atomic,
6:146, 147, 151–152, 153, 165, 169, 170n, 173, 174, 183, 189n, 191
determination of sign of charge of,
6:163–165, 179, 183–184, 189n, 192
See also Ampère’s molecular currents
circulating intramolecular,
7:xxvii, 586–589
cohesive forces in,
10:371
collisions of,
3:515–517, 543
contribution of to specific heat of solids,
2:386
deformable,
2:410–412, 553n, 561
and superluminal velocity,
5:57
Wien’s support of,
5:57
and dielectrics,
3:398n
ejection of, from metals
(see Photoelectric effect)
in electrodynamics,
2:148
equation of motion of,
2:258, 270, 302–306, 411, 436, 453–458; 4:98; 6:64–65, 458–459
in five-dimensional theory,
9:66
existence and stability of,
10:378
fluctuations in velocity of,
3:505n
and gravitational field,
10:62
gravitational field in constitution of,
9:264
gyromagnetic factor of,
6:148, 149
inertial mass of,
10:287
kinetic energy of,
2:304–305
Langevin’s model of,
2:310n
Lorentz-contracted,
10:348
Lorentz-FitzGerald hypothesis on contraction of,
10:9n
Lorentz’s model of,
2:310n, 371
in magnetic field,
3:518, 518n;
AE on invalidity of mechanics for,
5:359
magnetic effect on, novel theory of,
10:12
and magnetism,
10:303
mass of,
7:321n
AE on nature of,
5:88
electromagnetic,
2:561
longitudinal,
2:270, 303–304, 310n, 370, 372n, 486n
ratio of transverse to longitudinal,
2:270, 303–304, 368–371
transverse,
2:270, 272, 304, 310n, 370, 486n
variation of with velocity,
2:270, 272, 486n; 8:815n, 900, 908, 913
mean energy of,
3:505n
in metals,
3:232–233, 500
motion of
in electromagnetic field, Schuster’s calculation of,
5:138n
rapid,
2:411
slow,
2:370, 411
negative pressure within,
7:134, 139n, 456–457n, 567
new theory of, AE on need for,
5:88
nonspherical, nonellipsoidal,
2:410
number and position of in atom,
8:821–822
and origin of paramagnetism,
10:28
as point singularity,
2:436, 553n
positive,
6:165, 179
radiating,
6:146, 147, 152, 173, 191
radiating gravitational waves,
6:356; 7:xxvii
in radiation field,
3:505n, 543
rest energy of, AE on,
5:88
rigid
nonspherical,
2:412n
and superluminal velocity,
5:57, 58, 65
rotating but not radiating,
10:541
secondary,
3:540, 547n
as singularity or nonsingular solution of differential equations, AE on,
9:375
specific charge of,
6:147, 148, 152, 168, 170n, 175, 184, 188, 189n, 192
specific charge of, determination of,
5:114, 115n, 186
Bucherer’s,
3:173, 176n; 5:133–134, 135n, 136–138
Classen’s,
5:138n
Hupka’s,
5:187n, 189, 190n
Kaufmann’s
(see Kaufmann, Walter: experiments on electron mass)
stability of,
7:131, 140n; 9:498
structure in atom of,
10:303
and subelectrons,
10:295, 298n
superluminal velocities of,
2:310n
theory of as topic of Third Solvay Congress,
10:302
Zangger on,
10:513
See also Beta rays; Cathode rays; Electric charge
Electron gas,
8:776
Electron impact method of Franck,
9:368
Electron orbits, invariance of, in Weyl’s theory,
9:112
Electron theory,
2:151, 256, 261, 265, 309n, 350, 351, 503, 504, 520, 526, 528n; 7:351
AE’s work on,
5:11
derivation of macroscopic electrodynamic equations from,
2:504, 517n
limits of,
2:144, 585
Lorentz-Einstein equations of,
2:254, 272
Lorentz’s,
2:xvi, xxviii, 253, 256257, 259, 261, 264, 268, 270, 308n, 371, 503504, 568, 569, 570; 3:xix, 136, 138, 142–146, 344, 398n, 445, 449n; 4:3, 9–28, 29, 39, 51–56, 84, 153, 550n; 6:45–48, 61, 67n, 151, 169, 170n, 173, 189n, 191, 437, 452; 7:139n–140n, 514, 530
field equations of,
6:106
and Kaufmann’s experiments,
5:138
macroscopic,
2:503504
of metals
(see Electron theory of metals)
Poincaré’s,
7:xxviii, 139n–140n, 567
with quaternions,
9:265
relativistic,
7:131–135, 138
relativistic invariance of,
2:507
superluminal velocity in,
5:56
Electron theory of metals,
8:4n, 445
AE’s interest in,
1:xl, 236237, 238, 284–285, 287, 303, 304n, 305, 306, 309n
Besso on,
5:318, 342
Drude’s,
1:236237; 2:xviii, 45, 46, 143, 151, 167n, 175, 207, 5:320n; 8:4n
Gruner’s work on,
5:145–147, 147n
Electrophorus,
5:51
Electrostatic field,
3:xix, 389;
“frequency” of,
178n
Electrostatic force,
1:150–156; 2:305
Electrostatic induction,
1:164–167
Electrostatic potential
(see Potential: electrostatic)
Electrostatics,
3:317–341, 367, 389, 392; 4:22, 127, 194, 315, 488, 567; 6:476; 7:86
Heaviside’s electrostatic unit,
4:9
Poisson equation in,
4:397n
use of electrophorus in,
5:51
use of friction machines in,
5:51
use of induction machines in,
5:51
Electrotechnology,
1:307, 308n, 327; 2:397n
Elementary charge.
See Charge: elementary
Elementary particles
constitution of,
7:xxvii, 131–140n, 318–319, 351, 377, 392, 409
existence of,
8:392
See also Electron theory
Elementary quanta (fundamental atomic constants),
2:99, 107n, 108n, 154, 167n, 338, 376, 393–396, 396n, 546, 549, 552n–553n, 577, 585
Eliasberg, Alexander (1878–1924),
9:xliv, 394
invites AE to join editorial board of Das Ode-on,
9:391–392
Jewish identity of,
9:394
Eller Prize,
8:1001c
Ellermann (Institutsmechaniker),
3:564
Elliptic geometry.
See Geometry: elliptic
Elsa, Countess von Schweinitz und Krain, expresses sympathy for AE,
10:399–400
Elsenhans, Theodor (1851–1923),
8:695
Elster, Julius (1854–1920),
5:384n; 9:349;
induction machine of,
5:52
Emde, Fritz (1873–1951),
9:292
Emden, Robert (1862–1940), and light refraction as cause of light deflection,
9:296, 297, 309, 310
Emergency Society for German Science and Scholarship.
See Notgemeinschaft der Deutschen Wissenschaft
Emergency Society in Aid of German and Austrian Science and Art,
7:495n
Emission,
3:260, 506n
and absorption,
3:457, 517, 535–536, 542, 558
coefficient,
3:513
induced and spontaneous,
4:113
See also Radiation
Emission theory of light.
See Light, emission theory of
Emmert, Karl (1813–1903),
1:335n
Empirical facts.
See Experience; Experiments
Empirical knowledge versus speculation,
8:864–865, 870–871
Endothermic process,
2:116
Energetics,
2:xxvii, 207;
AE on,
5:285
Energy,
3:32, 204, 374–375
atomic, in lattice,
3:463–464
in classical mechanics,
10:63
components
(see Gravitational field: energy-momentum components (pseudotensor) of)
concept of,
2:121, 150
conservation of
(see Energy, law of conservation of; Energy-momentum, law of conservation of; Thermodynamics: first law of)
conversion of, into heat,
3:351
of current,
6:98
current and Poynting vector,
3:392
definition of,
3:32
degradation of,
2:121
density,
3:279; 6:98, 355, 392
of dipole, rotating,
4:273
distinction between potential and kinetic,
2:5253, 75n, 95n
distribution of,
2:150, 352; 3:xix, 178, 270, 281n–282n, 557
electric,
3:332
electric resonators,
2:143
electromagnetic
(see Electromagnetic energy)
elementary quantities of,
3:504n
emission of,
3:395–396, 515–516
equipartition theorem of,
4:524; 6:383, 390, 398n, 577; 7:86
equivalence of, with inertial mass
(see Equivalence of mass and energy)
exchange of,
2:338; 3:504n, 522–524
of fields,
3:xix, 350, 555
fluctuations
(see Energy fluctuations)
free,
2:121, 211, 225, 229, 235n; 6:31, 250–251
and frequency,
3:250, 497n, 546n
increase of, and work,
3:375
inertia of,
2:312–314, 360, 414–427, 436, 463–464, 485n (see also Inertial mass)
kinetic
(see Kinetic energy)
localization of,
2:583n; 3:178, 249, 252, 423n
magnetic,
3:350–351, 362, 373
and mass
(see Equivalence of mass and energy)
of matter,
7:137
in Maxwell theory
AE on,
5:229, 230n
AE’s expression for,
5:225–226
mean
deviation from,
3:533, 535–536, 538
of electron,
3:505n
of moving gas molecules,
3:543
of oscillator and temperature,
3:510, 523–524, 531
mean square,
3:536
mechanical,
4:522, 533
of mixture of molecules,
6:31
of moving system,
2:298, 466–469, 561
new sources of,
7:339
nuclear,
7:339
of oscillator
(see Oscillators: energy of)
of point mass,
6:64, 103, 454, 456
of ponderable bodies,
2:150
potential
(see Potential energy)
quantization of,
2:134, 353–354, 383, 390n, 545, 575, 577, 585; 3:422, 531
quantum distribution of,
3:545n
in quantum theory, AE on,
5:228–229
of radiation
(see Radiation: energy of)
relation between frequency and, of radiation,
2:299, 309n
release of, in radioactive decay,
2:314, 464–465
rest,
4:59, 108n, 569
rotational, of gas molecule,
9:438
of secondary electrons,
3:540, 547n
thermal,
3:446; 4:522, 563
transfer by radiation
(see Radiation: energy transfer by)
transformation of, relativistic,
2:313–314, 466–469
transmission of,
3:514, 523
through molecular kinetics,
457
through radiation,
392, 489, 492
velocity dependence of,
2:463
of X-rays, Sommerfeld’s paper on spatial distribution of,
5:228
zero-point
(see Zero-point energy)
Energy fluctuations
of black-body radiation
(see Black-body radiation: energy fluctuations of)
of oscillator,
6:365
of radiation,
8:424n
in thermal equilibrium,
xx, 2:41, 4748, 105, 137
Energy knots, matter as,
8:578n
Energy, law of conservation of,
1:7, 92–94; 2:xxvi, 67, 95n, 96n, 121, 309n–310n, 475, 484, 542, 561; 3:xxi, xxvi, 32, 34, 40, 68–69, 116, 334, 346, 374–376, 391–392, 438, 457, 488, 508, 539, 550, 562n; 4:138, 140, 152, 258n, 521–523, 546, 613; 6:4, 65, 100, 238–239, 455, 456
AE on possible statistical validity of,
5:261n
in “Entwurf” theory,
5:552
motion of pendulum derived from,
3:69
in psychology,
9:520
renunciation of in radiation theory,
5:261
in special relativity,
4:64, 101
use of,
5:10, 17
violation of,
3:538
See also Energy-momentum, law of conservation of; Thermodynamics: first law of
Energy quantum.
See Quantum: of energy
Energy states, degeneracy of,
6:39n
Energy transfer, as directed process,
8:330, 333, 401
Energy-momentum density, components (pseudotensor) of.
See Gravitational field: energy-momentum components (pseudotensor) of
Energy-momentum, law of conservation of,
7:80n, 452, 456n; 8:312, 315
in closed universe,
8:782, 784–785
as consequence of field equations,
8:236–237, 238, 242–244, 249–254
controversy about,
7:xxivxxvi, 64, 76n, 79, 574n
in covariant theories of AE and Hilbert,
8:291, 294
and definition of straight line,
4:580
in electrodynamics,
4:12–15, 19, 22, 24, 63, 82, 91, 95–96; 8:176;
of,
6:65, 66, 109, 219, 264, 267–268; 7:162, 179n, 532
in “Entwurf” theory,
8:101
for gravitational field,
6:319–321, 323–324, 346n
for matter,
4:198, 222n, 232n, 246, 311, 316, 476, 481, 488, 494, 574, 591, 595, 622n; 8:698;
of,
6:9, 11, 97–101, 219–220, 221, 246, 248, 324–325, 350351, 550; 7:553–554
for matter and gravitational field,
4:318, 496, 567, 574, 580, 620; 6:9, 100, 120, 221, 247, 324, 351, 414–415, 416n, 493; 7:xxvxxvi, 15, 23–24, 31, 64, 66, 165, 552; 8:834; 9:36, 100–101
and perihelion motion,
4:439n, 441n
in special relativity,
7:132
in Weyl’s unified field theory,
8:878
Energy-momentum tensor,
6:68n; 7:xxv, 20–21, 30–31, 36n, 39, 72, 452
of dust,
7:166–167, 180n, 182n, 456n, 555–556, 567
of electromagnetic field,
2:506, 528n; 3:394; 4:91–94, 269n, 513, 517, 518; 5:552; 6:66, 226, 267–268, 329–330; 7:95–96, 100n, 132–133, 136, 139n–140n, 313, 322n, 455, 457n, 530–531; 8:142n
of fluid,
6:104–105, 326; 7:96, 100n, 456, 534
of gravitational field
(see Gravitational field: energy components (pseudotensor) of)
of matter,
4:99–100, 195, 196, 232n, 247n, 249, 297, 312, 336, 352, 361n, 395n, 465n, 467n, 471n, 481, 491, 495, 496, 567, 573, 590–591; 6:8, 9, 10, 98–99, 104–105, 219–220, 226, 246–248, 322–323, 326, 332, 345n, 349, 351, 411, 416n, 545, 547, 549; 7:13, 16, 32n, 132, 137, 139n–140n, 165, 456n, 533, 552; 8:553
trace of,
6:222, 226–228, 234–235, 245–246, 349
of radiation,
6:65
symmetric,
6:56, 79, 298
Energy-momentum vector,
4:97, 249, 309, 569, 575; 8:782, 785–786, 791–793, 805, 825–826, 827n–828n, 833n
of point mass,
6:103, 125, 127–128, 544
Engel, Franz Joseph,
1:348, 350
Engelbrecht, Johanna (1855–1940),
1:255n, 283n, 285n, 288, 293, 301; 3:576; 8:4
England
AE on friendliness of colleagues in,
9:295
AE on moderateness of,
9:139
AE’s planned visit to,
9:378, 401, 603c
relief aid to Germany in,
9:387
research in,
8:40n
Engstlen Alp,
10:164
Enke, Alfred (1852–1937),
5:430, 430n
Enke Publishing House.
See Publishers
Enriques, Federigo (1871–1946),
8:572; 10:278;
on confirmation of general theory of relativity,
9:517
Ensemble,
2:49, 73n–74n, 96n
canonical,
2:41–42, 48, 49–50, 74n, 96n, 137; 6:36, 250, 384; 3:204–205, 207–211, 231–232, 244n–245n, 315
fluctuation formula for,
2:48, 138
Lorentz’s use of,
5:172–173
microcanonical,
2:48, 49, 52, 73n–74n, 75n; 6:36, 562; 3:208, 231–232, 245n, 315n;
equations of motion for,
5:18n
probability distribution for,
2:4849, 60–62, 74n, 137
statistical laws in,
3:204, 207–208
See also Boltzmann, Ludwig
Ensemble average, equality of to time average.
See Ergodic hypothesis
Ensingen,
10:97, 99, 101, 103, 107–108, 111–112, 114, 119, 123n. See also Benzingen
Entente,
7:9n, 129n, 334n
creates International Research Council,
363n
See also Allies
Enthalpy,
2:130n
Entropy,
3:xxvi, 228–229, 250–251, 288–293, 450, 538, 550–552, 554; 10:176
addition theorem of, validity for radiation,
5:42n
AE’s derivation of,
5:10
behavior for infinite pressure, Polanyi on,
5:514
of black-body radiation
(see Black-body radiation: entropy of)
Boltzmann’s interpretation of,
2:xxv–xxvi, 44, 99, 137, 158, 246n, 393, 544–545; 5:87
Boltzmann principle for
(see Boltzmann principle)
calculation of, AE on problems of,
5:310, 321
definition of,
1:114n; 3:550, 557; 2:50, 57, 72, 119
density,
3:450–451, 455n
of diatomic molecules,
4:280
difference, between two physical states,
6:253–255, 260, 261n
and ektropy,
10:178n
expressions for,
2:4142, 5253, 72–73, 77, 87–89, 99–100, 107n, 317, 317n, 332, 352, 544–545
of gas,
2:246, 578; 6:257–261
of gas mixture,
4:290
Gibbs’s conception of,
2:44
gravitational potential and,
4:155
of heat reservoir,
2:101
increase of,
2:116, 123–124, 158, 246n, 332; 4:561
and irreversibility,
3:314
of joint systems,
2:93
maximum,
2:551n; 3:291–292
of mixed crystal,
6:37–38, 257
of mixture of molecules,
6:31, 32, 34
of moving systems,
2:473–475
for nonequilibrium states, AE on,
5:310
and probability,
2:xxv–xxvi, 158–160, 394; 3:250, 288–291, 307, 532–533, 550–557; 5:188n; 8:672–673, 682–683, 775n, 865 (see also Boltzmann principle)
of radiation
(see Radiation: entropy of)
of resonators,
2:351–354
of reversible processes,
2:332
of rotation of diatomic molecules,
8:30n, 192
of solutions,
10:548
states and,
3:307, 553
of system, at equilibrium,
2:72;
in heat reservoir,
6:35–38, 250–252
transformation equation for,
2:473–475
of the universe,
2:117, 117n
Arrhenius on,
5:125
Stodola on,
5:125
at zero temperature,
4:558; 6:38, 252, 256–257
See also Heat theorem of Nernst; Thermodynamics, second law of; Thermodynamics, third law of
Entropy constant,
8:39n, 186n, 247, 865; 9:472n
theory of Tetrode and Sackur for,
6:250–261, 261n
Entropy difference around absolute zero,
8:30, 138. See also Heat theorem of Nernst
“Entwurf” theory of AE and Grossmann,
4:127, 201–269, 294–301, 303–339, 344, 475–476, 478–484, 487–489, 492–500, 505–509, 567–569, 572–576, 580–581, 584–586, 589, 592, 596, 616–620; 5:501, 504, 523, 531; 6:73, 129n, 130n, 243n, 338n; 7:42n; 8:96–97, 105, 111–112, 114–115, 119; 10:21, 37
adapted coordinates in,
8:40, 41n, 67, 68, 69, 70, 82, 84n, 97n, 102, 104, 107, 109, 113, 160, 161, 163, 207, 233
AE convinced of correctness of,
10:23
AE satisfied with,
8:63
AE’s collaboration with Grossmann on,
5:505, 516, 517, 538; 8:13, 147, 201, 207, 218, 233, 245, 436
AE’s later addendum to,
4:580–581
AE’s polemic with Mie on,
5:594, 594n, 595
charge distribution in,
8:139–141
conservation laws in,
5:552, 563, 568, 584
coordinate system in, choice of,
8:82–83
covariance of,
5:552; 6:7–17, 18n, 73, 74–75, 98, 109, 110, 117, 215; 8:16, 17n, 32, 63, 69–70, 80, 161, 163–164
lack of, under rotation,
8:177–178, 179n–180n, 206, 233, 383
reasons for rejection of,
8:207, 218, 233
with respect to linear transformations,
6:7, 110–114, 117, 118, 120, 124, 215–216, 222, 344, 413
criticism of,
8:460n
deflection of light rays in,
4:295, 299, 422, 475, 479, 490, 498, 507, 586
dual six-vectors in,
8:176
efforts spent on,
8:16, 136
electrodynamics in,
8:176
energy of continuous mass distribution in,
4:311, 494
energy of point mass in,
4:308
equation of motion of
continuous mass distribution in,
4:214n, 246n, 247n, 249n, 310–312
point mass in,
4:193, 214n, 249n, 307–309
error in,
8:191, 277–278, 383
field of
rotating hollow sphere in,
8:325n
rotating ring in,
4:127, 194, 359, 464; 8:325n
rotating shell in,
4:295, 359, 432–434
rotating sun in
4:352–353, 396–398
static sun in
4:348–349, 360–374, 392–394
field equations of,
4:196–197, 262, 312–318, 338–339, 482–483, 492, 496, 568, 574, 575, 581
flaws of,
8:63, 163–164, 177, 202n, 206–207, 218, 233, 325n, 383
force on
continuous mass distribution in,
4:311, 494
point mass in,
4:308
foundations of,
8:63
generalization of,
5:601
gravitational light deflection in, value of,
5:559
Hamiltonian in,
8:207, 233
hole argument in,
5:563n, 564n; 8:67–68, 74n, 79–80, 161n, 228, 230, 235, 247n, 383, 463n
inertia of point mass in,
8:361n
lack of general covariance of, AE on,
5:547, 562, 563, 568, 584
Lagrange formalism for,
4:213, 248, 308
mass-energy equivalence in,
5:588, 604
metric field due to electric field, in,
8:142n
momentum of continuous mass distribution in,
4:311, 494
Newtonian approximation in,
8:184
origin of inertia in,
5:548
paper with Grossmann on,
8:67–71, 74n
perihelion motion
of Mars in,
4:459n; 8:325n
of Mercury in,
4:344359, 360–472; 8:178, 212n, 233, 236n (see also Perihelion motion of Mercury, AE’s and Besso’s manuscript on)
perturbations to,
8:236n
planned colloquium on,
8:29
point mass in,
4:308
Poisson equation in,
8:40
postulates of,
4:488
question of reduction to a scalar of,
4:321–323
reception of,
8:29, 77, 91, 117, 120, 136, 145, 147, 154, 162; 10:23;
AE on,
5:571, 588–589, 594
role of Grossmann in creation of,
8:147
role of Mach’s ideas in, AE on,
5:584
Tolman’s principle, incompatibility with,
8:165
transformations in
dependent,
8:41n
justified,
41n, 84n, 97n, 163, 164n
ugly dark spot on,
4:297
validity of equivalence principle in,
5:601, 604;
Besso’s comments on,
5:605
See also Energy-momentum, law of conservation of; Energy-momentum tensor
Eötvös, Roland von (1848–1919),
2:21n, 274; 7:147; 8:594, 595n, 615, 625, 795; 10:171
AE sends popular book on relativity,
8:624
colon cancer of,
8:618
experiments on equality of inertial and gravitational mass,
4:304, 305, 478, 489, 493, 508, 585, 614, 621n; 6:288; 7:147, 267, 536; 8:600, 624, 718n;
AE’s ignorance of,
5:498n
Geodetic Institute
on candidates for directorship of,
8:617, 625, 795–796
on purpose of,
616–617
praises Schweydar,
8:625, 717
See also Mass, equality of inertial and gravitational
Eötvös’s law,
3:402–406, 406n–407n
AE on,
10:18
AE’s paper on,
5:401n;
Swinne on,
401
atomistic interpretation of,
3:414n
and experiments,
3:407n
Epidemics, in Russia,
9:202;
Zangger on fighting against,
204
Episcopal Seminary for Priests in Fulda,
8:440n
Epistemology,
6:129n, 278–279, 286–287, 372, 508, 569; 7:xxxivxxxvii, 250–251, 268, 280n, 369, 371n
and relativity: AE on,
9:267;
Sellien on,
9:155
Epp, Franz Ritter von,
9:63n
Epstein, Paul (1883–1966),
5:567n; 6:388; 7:293n; 8:386; 9:xl, xlix, 7, 192, 196, 333–334, 339, 353, 382, 405, 498, 578c; 10:83n, 282, 289, 337, 516
AE on quantum theorem of Sommerfeld and,
6:556–566
on AE’s qualities,
9:395
called scholar of international significance by AE,
9:405
Einstein, Edith
on dissertation of,
10:xlix, 282–283
helps,
9:47, 49–50
on Eliasberg,
9:394–395
enemy alien in Germany,
8:549n
financial problems of,
9:152, 344
Hebrew University, prepared to teach at,
9:180
on help for AE in Zurich,
8:853
on learning Hebrew,
9:197
and Jewish matters,
9:152, 197, 222, 240
leaves Germany,
8:548, 549n
Mann, Thomas, on political views of,
9:394
on need for popular publications on science,
9:395
no academic position for,
9:457
passport difficulties of,
9:49
quantum theory of,
8:466n;
generalized,
464–465, 468, 478
radiometer effect, on theory of,
9:47, 49–50
recommended by AE as successor to Born,
10:352;
disregarded,
360
relativity, lectures on to psychiatrists,
10:284
University of Hamburg, candidate for position at, AE on,
10:547
University of Leyden, invited to,
10:289
University of Zurich, fails to get professorship at,
10:284, 284n–285n
University of Zurich, position at,
9:381–382, 395–396, 403, 458n, 483
Equation of continuity.
See Continuity equation
Equation of state,
3:180
Battelli’s,
2:114, 114n
for extended molecules,
3:6
for ideal gases,
3:179, 212
for moderately compressed gases, derived by Tanner,
5:334n
relativistic,
2:471–472
for solids,
5:415
of steam,
2:114
Tumlirz’s,
2:114, 114n
Van der Waals’s,
2:244n
Zeuner’s,
2:126, 126n
Equations of motion
electrodynamical
(see Electrodynamics)
Lagrange’s,
2:69, 75n, 457
Newton’s,
2:255, 257258, 259, 364, 368, 433–434, 542
See also Classical mechanics; “Entwurf” theory of AE and Grossmann;Gravitation, relativistic theory of, static field; Newtonian mechanics; Relativity, general theory of; Relativity, special theory of
Equilibrium,
3:33, 352, 450, 512, 521, 523
chemical,
6:33, 260
conditions for,
3:85–86
deviations from,
2:213; 3:291–294, 508
dynamic,
2:152–153, 167n, 201, 211, 228, 230, 351, 472, 497, 547, 578; 6:383
dynamic, photochemical,
4:110
electrostatic,
2:522
indifferent,
2:335
material, in universe,
6:543
mechanical,
2:337, 417
and rigid bodies,
3:76
of rotating liquid body,
6:360
statistical,
2:579; 3:465, 522–524; 6:366, 367
thermal,
2:65–67, 74n, 77, 83, 95n, 121, 137, 177, 235n, 319, 335–337, 352, 393; 6:33, 366–368, 383
irreversible approach to,
2:136
kinetic theory of,
2:57–73, 77, 152, 336–337, 497, 579
thermochemical,
4:290
thermodynamic,
3:296, 314, 465, 503, 522, 550–551; 6:31, 395, 577
improper,
4:109, 112, 115–121, 121n, 166–169, 289
proper,
4:288
Equinox, vernal,
4:347–348
Equipartition theorem,
1:305n; 3:xx, 270, 281n, 508, 507n, 562n; 4:524; 6:383, 390, 398n, 577; 9:318n
AE and Mises on,
9:276, 290, 318
for canonical ensemble,
2:42, 137
and heat radiation,
3:268n, 505n
limits of applicability of to radiation,
2:4849, 143, 144, 167n
for microcanonical ensemble,
2:4546, 75n
and oscillator motion,
3:280
range of validity of,
2:167, 265
for suspended particles,
2:208, 209, 216, 344n, 400n
Equivalence of mass and energy,
2:5; 269, 314, 360, 363, 425, 428n, 464, 570–572; 3:64, 174, 437–438, 448–491; 4:59–64, 92, 95–98, 130, 158, 175, 184, 305, 322, 489, 545–546, 563, 573, 575, 585, 591, 613, 615, 617, 620; 6:4, 63–64, 68n, 135, 322, 455, 456, 492, 536n, 537n; 7:7, 95, 208, 213, 259–260, 314, 376, 408, 455, 529, 571n–572n.
Bucherer on,
5:147
discovery of,
2:253, 268270, 312–314, 414–427, 428n; 5:33
in electrodynamics, Bucherer and Planck on,
5:148
in “Entwurf” theory,
5:588, 604
experimental test of,
5:33
extension of to gravitational mass,
2:465;
verification of,
464–465, 487n
first use of expression,
5:621c
Equivalence principle,
2:xxix, 253, 274, 465, 476, 487n; 3:xxix, 5, 126n, 486–492, 497n; 4:122–128, 130–144, 144n, 147–162, 185, 301, 304, 475, 479, 480, 573, 619; 5:466n, 531; 6:8, 129n, 130n, 136n, 243n, 338n, 404–407, 408n, 530, 532, 535n, 537n; 7:xxv, xxxii, 38–39, 42n–43n, 121n, 147, 177n–178n, 266, 280n, 376, 408, 432, 536–538, 557, 573n, 608, 610, 617; 8:349, 627; 9:268n, 601c
in AE’s theory of static gravitational field,
5:486
conclusions from,
7:268–270
consequences of,
5:86n
critique of, AE’s response to,
7:369
Hartmann on,
10:438–439
Laue’s criticism of,
5:384
and weak gravitational fields, AE on,
4:160
See also Acceleration: and gravitation; Mass, equality of inertial and gravitational
Erdmann, Benno (1851–1921), helps Schlick,
9:478
Ergode,
2:49, 73n–74n, 75n. See also Ensemble: microcanonical
Ergodic hypothesis,
2:48, 49, 52, 54, 79, 95n; 3:196, 202, 244n, 287; 9:318
AE on,
9:276
Mises on,
9:290
Ergodic systems,
3:551; 8:672–673, 682–683;
and trajectories,
3:195–201, 244n
Erismann, Theodor (1883–1961),
8:441
Erklärung in Sachen Liebknecht-Luxemburg, AE signs,
9:17n, 551c
“Erlebnis” (individual act of experience),
7:352, 388, 403n, 500–501, 510
Ernst, Heinrich (1847–1934),
5:215n, 274n; 8:441
Ernst, Otto (1862–1926),
5:518n; 10:274
Erzberger, Matthias (1875–1921),
9:29n, 387; 10:211
Escherich, Gustav von (1849–1935),
9:400
Estorff, von, ?,
10:527
ETH (Eidgenössische Technische Hochschule),
2:xvi, 501n; 3:5, 284, 407n, 449n; 7:27n, 211n, 222223; 8:4n, 10n, 14n, 20n, 47n, 92n, 93, 135n, 137n, 148, 149n, 284n, 288n, 305n, 330n, 347n, 350n, 366n, 445n, 452n, 478n, 512n, 581n, 664n, 802n, 819n, 850n, 854n, 916n; 10:22, 25, 29, 154, 257n, 591c
AE’s 1895 attempt to enter,
1:xxxvi, lxiv, lxv, lxv, 10, 1011, 12–13
AE’s appointment at,
10:xxxiii, 20n
AE’s chair at, possible candidacy for: Keesom’s,
5:546;
Laue’s,
546
AE’s Diplomarbeit at,
1:61, 235236, 244, 244n
AE’s experiences at,
1:xxxvi, 43, 44, 6062
AE’s grades at,
1:45–50
at intermediate examination for the Diplom,
1:214
at final examination for the Diplom,
1:247
AE’s lectures at,
3:4, 6, 10, 599
AE’s physics education at,
2:258, 317n
AE’s professorship at,
3:xviii, 3
AE’s studies at,
5:4, 34
AE’s succession at,
5:595
Assistent, AE’s failure to obtain position as
(see Einstein: Career)
change of name of,
5:332n
curriculum, AE’s,
1:362369
curriculum at
AE on,
5:351
Grossmann on,
5:351
Diplom,
1:44, 45n, 50
doctorate not granted by, until 1911,
1:61
entrance examination at,
1:1011;
required topics,
3n, 6n, 356358
establishment of theoretical physics chair at, objections to,
5:33n, 340n, 350n
expansion of,
5:366n, 393n
friends of AE at
(see Ehrat, Jakob; Grossmann, Marcel; Einstein-Marić, Mileva; Stern, Alfred)
history and organization of,
1:4344
laboratories of,
1:xxxvi, 6062, 199, 218, 219n
physics instruction and research at,
1:60
Record and Grade Transcript, AE’s at,
1:45–50
reforms at,
9:28
reorganization of,
5:333n
reorganization of electrotechnology teaching at,
5:482n
teachers, list of AE’s at,
1:362–369 (see also Fiedler, Wilhelm; Geiser, Carl Friedrich; Heim, Albert; Herzog, Albin; Hurwitz, Adolf; Minkowski, Hermann; Pernet, Jean; Weber, Heinrich F.)
theoretical physics at,
2:172174
Weber’s lectures on physics at,
1:6062;
AE’s notes on,
xxxix, 63–210
See also Einstein, Albert: Career: ETH; Einstein, Albert: Courses taught: ETH
Ether,
1:223224, 226, 285, 330; 2:256, 503; 3:xix, 131–133, 178, 426–430, 446; 4:183, 536–541; 7:122n, 128n, 245–250, 371n, 462, 465, 467, 593; 8:72, 301, 302n, 349, 358; 9:232
and absolute space,
10:300, 325
as ad hoc hypothesis,
3:443
AE on,
7:306–320
AE’s arguments against hypothesis of,
4:539–541
AE’s early interest in,
1:xxxix, xl, 56, 6–9
AE’s experiments to detect motion relative to,
1:224225, 230, 233, 234n, 316, 328, 329n
as alternative for influence of distant masses,
8:297–298
atomistic properties of, Planck on,
5:49
De Sitter on,
10:477
degrees of freedom of, Lorentz on,
5:177
dragging of,
2:255, 262, 567, 582n; 3:133, 136; 7:127, 246, 279n (see also Dragging coefficient)
Earth’s motion through,
3:137–138, 175n
electrokinetic energy of,
8:15
elimination of concept from electrodynamics,
2:139, 147148, 257, 264265, 309n, 564–572
energy exchange with matter: AE on,
5:192;
Lorentz on,
171–172, 174, 176
existence of,
2:260261, 307n, 434, 564, 568–569; 3:141–142, 144–145, 443
forces on, in Lorentz’s electrodynamics,
5:149n
frame of reference fixed in,
2:xxii, 256, 438, 569
in general relativity,
7:xxxiii, 105, 120, 278, 317–320, 355; 8:300–301
immobile,
2:256257, 567, 569; 7:246–247, 280n, 310–312, 321n, 372–373, 407, 466, 517
influence on length contraction of,
3:444
Leyden lecture by AE on,
10:246, 540
Lorentz’s theory of
(see Ether theory: Lorentz’s)
luminiferous,
2:255, 276–277, 434–435, 564, 585
and matter,
3:133–136, 557; 7:311, 317, 322n, 355, 372, 407
mechanical model for,
7:247, 279n, 310–311
motion of,
3:135, 137, 429;
relative to matter,
2:255, 308n, 566–568
nonparticulate,
7:314–315
origin of idea of,
7:308–310
and physical space, AE on,
9:232, 482–483
properties of,
2:174
relation to moving matter of,
3:135–136, 138, 427–429
rotating in grave,
5:419
in special relativity,
7:120, 260, 312–315; 8:71, 300
stationary,
3:135, 439n
theory of
(see Ether theory)
in theory of matter of Mie,
8:578n
as universal medium,
8:554, 557
value of concept of,
3:443
Ether forces,
1:7–9
Ether and Relativity, AE’s inaugural lecture at University of Leyden
(see Einstein, Albert: Lectures: University of Leyden)
Ether theory,
3:142, 174n, 439n; 6:4, 22, 67n, 136, 459–460, 525–528
Fresnel’s,
6:45
Hertz’s,
7:311–312, 321n, 372, 407, 462
Lorentz’s,
3:135, 428–430, 439n; 4:183, 537–541; 6:45, 526–527, 529; 7:105, 119, 246–250, 312, 321n–322n, 355, 372–373, 407, 462–463, 466, 468n
Stokes’s,
7:104
Stokes’s and Planck’s,
9:472–473;
AE on,
10:241
Ether waves,
1:7–8; 3:131
Ether wind,
7:248
Ethical Culture Society,
8:187n
Ethnic Germans, plebiscite in the East,
9:349
Eucken, Arnold (1884–1950),
3:6, 473–474, 477n, 532, 545n–546n; 5:335, 336n; 8:20n
specific heat of hydrogen, measurements of,
4:270–273, 278, 279, 553n, 554; 5:391, 395, 467, 509n, 579; 6:261n
Euclid,
9:388, 413
Euclidean continuum,
6:484, 485, 548
and non-Euclidean continuum,
6:480–482
and space-time continuum
of general relativity,
6:487–489, 548
of special relativity,
485–487
See also Space; Universe
Euclidean geometry.
See Geometry: Euclidean
Euler equations (mechanics),
3:6, 102–103, 106, 114
Eulerian angles,
3:105–106; 4:355
Euler’s equations (hydrodynamics),
6:73, 102, 105, 326–327, 576; 7:97, 326, 342, 456, 512–513, 532, 534
Euler’s generalized hydrodynamic equations,
4:98–101, 517–519
Euler’s theorem,
3:119
Evaporation,
2:208
molar heat of,
3:407n
point,
3:402–403