628
INDEX
Clausius's
entropy
theorem, 116,
117n,
119,
245-246,
246n,
248-249.
See
also
Entropy;
Thermodynamics,
second law
of
Clausius's
relation,
374-375
Clausius-Clapeyron equation,
21n
Clifford, William
Kingdon
(1845-1879),
xxv
Clocks:
accelerated, 308n;
assertions
about,
268,
410; equivalent,
308n,
437;
influence of
gravitational
field
on
rate of,
477-481;
para-
dox
(see
Twin
paradox);
rate of
moving
clocks,
288-290,
403,
442-444;
at rest
in
a
coordinate
system,
xxiii, 277, 283, 437;
syn-
chronization
of,
278-279,
308n, 437;
and
time
definition, 278, 570;
in
uniformly
accel-
erated
frame
of
reference,
477-481
Coefficient. See
Diffusion;
Friction
Cohesive forces. See
Capillarity;
Molecular
forces
Cohn,
Emil (1854-1944),
260, 268,
272,
307n,
435,
504.
See also
Electrodynamics
of
mov-
ing
media
Colloidal solutions. See
Chemistry;
Solutions
Complexions,
54, 138, 575;
Boltzmann
on,
in
kinetic
theory,
377n;
corresponding
to states,
353;
and
probability,
49, 137, 353,
357n-
358n, 377n, 544, 545,
575. See also
States
Composition
theorem, 74n,
95n
Concepts, physical, 150; incompleteness of,
139, 338
Condenser,
395, 397n,
514. See also Dark
field
condensers; Fluctuations,
charge
and
volt-
age;
Wilson effect
Conduction,
electrolytic.
See
Electrolytes, con-
ductivity
of
Conduction
current,
507, 519
Conductivity:
electrical, 174,
512-513; ther-
mal,
174
Conductors,
490-491, 503-504,
523,
525
Confirmations
of
experimental predictions,
136, 142, 143, 221,
236n, 309n,
358n,
397n,
505,
517n.
See
also
Experiments;
Pre-
dictions
Conservation
principles.
See
Energy,
conserva-
tion
of; Mass,
conservation
of
Constancy
of the
velocity
of
light.
See
Velocity
of
light
Constants,
fundamental. See
Elementary quanta
Constants
of
motion. See
Motion,
constants
of
Constitutive
equations.
See Material
medium,
constitutive relations
of
Constructive
theory,
xxi, xxix, 45,
257. See
also Theories
of
principle
Contact
electricity.
See
Electricity,
contact
Continuity equation.
See
Equation
of
continuity
Contraction
hypothesis: Lorentz-FitzGerald,
256, 410, 434-435, 507,
568;
relativistic
equivalent
of, 288, 443, 540
Convection
currents,
208,
301, 486n,
503
Conventions: in definition
of
time,
277-280,
439, 480, 569-570; in
synchronizing
clocks,
277-280, 281-282,
437;
in transformation
equations,
570
Coordinate
system, xxiii; acceleration-free,
418, 437, 542
(see
also
Frames
of
reference,
inertial); Cartesian, 188, 277, 282,
416,
437;
dependent quantities,
451;
equivalency
of,
276;
relative,
uniformly moving,
255,
277,
282-287,
300, 303, 312,
414, 426,
451,
462, 509,
561, 569;
spatio-temporal
(see
Frames
of
reference;
Rigid
bodies)
Coordinate
transformation,
spatio-temporal,
253, 256,
257, 282-287,
411, 418,
433-
434, 510. See
also
Corresponding
states;
Galilean
transformations;
Lorentz transfor-
mations
Coordinates:
generalized,
73n, 95n,
458;
in
phase space,
74n. See
also
Coordinate
sys-
tem;
State variables
Corpuscles.
See
Gravitation, kinetic
theory
of;
Light
Corresponding
states:
law
of, 132-133;
239,
243-244;
Lorentz's
theorem
of, 256;
Van der
Waals's
theory
of, 133n, 244n
Cotton,
Aime
(1869-1951), 219
Cyclic process.
See
Change
of
state,
cyclic
Dabrowski,
-,
559n
Dällenbach,
Walter
(*1892),
54
Dark field condensers, 559n
Dark field illumination. See
Ultramicroscope
Dedekind,
Richard
(1831-1916),
xxv
Deflectability.
See
Beta-rays;
Cathode
rays;
Gravitational
light
deflection
Degrees
of
freedom,
49,
67,
75n
Density, magnetization,
507
Deutsche
Physikalische
Gesellschaft,
xvi
Diamond:
absorption spectrum
of, 388, 405;
specific
heat
of,
389
Dielectric
constant,
512
Diffusion: coefficient
of, 177, 200, 211,
212,
229-230,
232, 233, 234,
251-252,
252n,
347,
497, 499,
502n;
connection with
os-
motic
pressure,
199-201, 205, 497-499;
equation,
211-212,
233; under external
force, 235;
of
gases,
123-124,
251;
relation–