1072 INDEX
Deutsches
Museum,
822
Dictatorship
of
proletariat,
946n, 947n
Diels, Hermann (1848-1922), 92, 346, 347n,
726
Diffraction
image,
424n
Diffusion,
125, 144
Diphtheria,
209
Dirac
field,
968n
Direktorium. See Kaiser Wilhelm Institute
of
Physics
Dispersion,
158,
626
Distant
masses, 352, 357, 358, 360, 362, 502n
Divorce
of
AE and
Einstein-Maric,
Mileva. See
Einstein,
Albert: Personal
Dolder, Jacob,
349
Doppler
principle,
332
Dowry,
of
Einstein-Maric, Mileva, 78,
816
Dragging
coefficient,
162n
Droste,
Johannes (1886-1963):
350n, 517, 519,
521;
dissertation
of, 457;
field
equations
for
point
mass, solves, 362,
priority
in, 425;
Lagrangian
for
many-body problem
in
gen-
eral
relativity, paper
of
on,
430; Lorentz,
Hendrik
A.,
collaboration
of
with,
420n
Drude, Paul (1863-1906): 3; electron
theory
of
metals
of,
4n
Duhem,
Pierre (1861-1916), 890
Dukas,
Helen (1896-1982),
265n,
503n
Dutch Natural Scientists and
Physicians, con-
gress
of, 390, 418,
458n
Earth: constitution of, 596;
magnetism
of, 79;
rotation of, 79,
fluctuations
in,
596
Easter
message
of
Wilhelm
II,
506n
Ebert,
Friedrich
(1871-1925), 944n,
961n
Economics, 701, 756, 789
Eddington,
Arthur
(1882-1944):
350n;
on
gravi-
tational
field
due to
boundary
conditions,
359n;
letter to
Sitter,
Willem
de, 323n, 359n;
relativistic
theory
of
gravitation, on igno-
rance
of
in
England,
323n,
384n
Ehrat,
Jakob
(1876-1960), 9,
511
Ehrenbergstraße:
55;
lodger
for, 49n
Ehrenfest,
Anna
(1910-1979),
13
Ehrenfest,
Paul
(1880-1933):
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
adiabatic
principle, publications
of
on,
961
AE:
13n, 20n, 22n, 76n,
144n,
165n;
on
acquaintance
with, 22;
adiabatic
princi-
ple,
discussion with
on, 19,
23, 28;
Boltz-
mann principle,
discussion with
on,
20-
22;
first-name basis
with,
11; general
relativity, congratulates
for, 242;
invites,
62, 228, 555;
visit
to,
in
Berlin, 22,
in
Zurich, 13n
Bach,
Johann
Sebastian,
on
music
of,
345n
on
Boltzmann
principle,
22n
correspondence
with
Lorentz,
Hendrik
A.,
234n
economics,
interested
in, 701, 756,
789
Hilbert, David,
declines invitation
of, 701,
715, 737, 740, 744,
756
ill with
jaundice,
756,
789
letter
to Hilbert, David,
702n
letter
to Ioffe, Abram,
11n, 42n
letter to
Lorentz,
Hendrik
A., 229n,
230n
letter
to
Sitter,
Willem
de,
429n
magnetic experiment of,
345
magnetic
quanta of,
22
Petzoldt,
Joseph,
visit
to,
31n
on
Planck’s
ellipses,
21
relativistic
theory
of
gravitation, reception
of
by,
263
on
sensitive
areas on
atoms,
30n
space-time, four-dimensional,
spherical,
suggests,
417n
specific heat,
work
of
on,
41
Van der
Goot’s
statement,
signs,
63
vitality of,
865
weight function,
parameter-dependent,
of,
20n,
21,
23-27
Ehrenfest,
Tatiana (1876-1964),
12,
345
Ehrenfest,
Tatiana
(1905-1984), 13
Ehrenfest,
Wassily,
865
Ehrenhaft,
Felix
(1879-1952): 935; AE,
elemen-
tary charge,
discussion with
on, 861-862,
902-905;
Bär, Richard, criticizes,
904;
Brownian
motion,
experiments
of
on,
902-
903,
916,
941,
on negative light pressure,
861, 903, 961,
subelectrons
of, 459n, 464,
548, 861, 862, 902, 941;
Meyer, Edgar,
visit
to,
902,
904,
916