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–cross
section 905, 913, 934, 952 |
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–stationary
states 907, 932 |
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–amplitude
909, 934 |
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–integral
equation 915 |
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–resonances
73, 936, 963 (e) |
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–shadow
scattering 953 |
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–of
spin 1/2 particles 1082, 1087 (e) |
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–by
a hard sphere 960, 962 (e) |
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–form
factor 1360 (e) |
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Schottky
anomaly 628 |
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Schrödinger
equation 19, 222, 236, 299 |
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–in
the position or momentum representations 184, 186 |
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–solution
for conservative systems 245 |
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Schrödinger
picture 312 |
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Schwarz
inequality 165 |
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Section
(cross): see cross section |
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Secular
approximation 1297, 1340 |
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Selection
rules 249 |
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–for
an even or odd operator 195 |
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–for
multipole moments 1069, 1090 (e) |
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–see
dipole (electric and magnetic) and quadrupole (electric) |
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Self-consistent
potential 1412 |
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Semiconductor
810, 1445 |
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Set
(Complete Set of Commuting Observables: C.S.C.O.) 143, 159, 206 (e), 235 |
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Shadow
scattering 953 |
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Shell
(electronic) 799, 1414 |
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Singlet
1008, 1426 |
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Slater
determinant 1390 |
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Solids |
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–energy
bands of the electrons 373, 378, 1156, 1432, 1442 |
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–hydrogen-like
systems in solids 809 |
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Specific
heat |
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–of
a solid 626, 1438 |
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–of
a two-level system 627 |
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–of
an electron gas 1436 |
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Spectral
terms 1418, 1424, 1447 (e) |
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Spectroscopic
notation 800, 1086, 1225, 1424 |
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Spectrum |
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–of
an observable 132, 216 |
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–continuous
138, 218, 263 |
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Sphere
(hard) scattering 960, 962 (e) |
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Spherical |
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–harmonics:
see harmonics |
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–free
spherical waves 921, 924, 940, 947 |
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–Bessel
functions 924, 944, 945, 947 |
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–Neumann
functions 947 |
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Spin
965 |
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–quantum
mechanical description 388, 970, 974 |
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–fictitious
424, 1325 |
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–system
of two spin 1/2' s 430, 1003, 1013, 1018, 1087 (e) |
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–spin-orbit
coupling 1001, 1215, 1223, 1261 |
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–spin-statistics
theorem 1387 |
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Spinor
(two-component) 975, 988 |
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Spontaneous
emission 338, 619, 1282, 1321, 1345, 1355 |
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Spreading
of a wave packet 64, 342 (e) |
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Square
potentials 34, 67, 79, 269, 280 |
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Standard |
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–representation
of the angular momentum 652, 666 |
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–components
of a vector operator 1089 (e) |
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Stark
effect 1279 |
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State |
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 |
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–vector
108, 214, 235 |
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 |
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|
–time
evolution 222, 308 |
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–stationary
32, 67, 246, 351 |
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–eigenstate
17, 132, 216, 231 |
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 |
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|
–after
a measurement 220 |
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 |
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|
–see
density, final |
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 |
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|
Stationary
phase condition 25, 58 |
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 |
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|
Stationary
states 32, 67, 245 |
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 |
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|
–of
a particle in an arbitrary potential well 351 |
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 |
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|
–in
a periodic potential 367 |
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|
 |
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|
–in
a central potential 776 |
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|
 |
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|
Statistics |
|
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|
 |
|
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|
|
–spin-statistics
theorem 1387 |
|
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|
 |
|
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|
|
–quantum
statistics 1398 |
|
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|
 |
|
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|
Step
(potential) 36, 69, 79, 281 |
|
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|
 |
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|
|
Step
function 1475 |
|
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|
 |
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|
|
Stern-Gerlach
experiment 388 |
|
|
|
 |
|
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|
|
Stokes
(Raman line) 517, 725 |
|
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|
 |
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|
|
Structure:
see fine and hyperfine |
|
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|
 |
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|
|
Superposition |
|
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|
 |
|
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|
|
–principle
14, 215, 236, 252 |
|
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|
 |
|
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|
|
–coherent
superposition 253, 296, 302 |
|
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|
 |
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|
Susceptibility |
|
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|
 |
|
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|
|
–electric
468, 555, 1280, 1317 |
|
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|
 |
|
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|
|
–magnetic
1202 (e), 1438 |
|
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|
 |
|
|
|
|
–see
linear, non-linear, tensor |
|
|
|
 |
|
|
|
|
Symmetric |
|
|
|
 |
|
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|
|
–ket,
state 1380, 1384 |
|
|
|
 |
|
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|
|
–observable
1381, 1393 |
|
|
|
 |
|
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|
|
Symmetrization |
|
|
|
 |
|
|
|
|
–of
observables 223 |
|
|
|
 |
|
|
|
|
–postulate
1386, 1406 |
|
|
|
 |
|
|
|
|
Symmetrizer
1380, 1384 |
|
|
|
 |
|
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|
|
Systematic
degeneracy: see degeneracy |
|
|
|
 |
|
|
|
|
Tensor |
|
|
|
 |
|
|
|
|
–susceptibility
1204 (e), 1358 (e) |
|
|
|
 |
|
|
|
|
–interaction
1122 |
|
|
|
 |
|
|
|
|
–operator
1089 (e), 1090 (e) |
|
|
|
 |
|
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|
|
Tensor
product |
|
|
|
 |
|
|
|
|
–definition
and properties 153 |
|
|
|
 |
|
|
|
|
–applications
199, 430 |
|
|
|
 |
|
|
|
|
–state
292, 306 |
|
|
|
 |
|
|
|
|
Terms
(spectral) 1408, 1424, 1447 (e) |
|
|
|
 |
|
|
|
|
Thermodynamic
equilibrium |
|
|
|
 |
|
|
|
|
–generalities
304 |
|
|
|
 |
|
|
|
|
–spin
1/2 440 |
|
|
|
 |
|
|
|
|
–harmonic
oscillator 620 |
|
|
|
 |
|
|
|
|
–electron
gas 1436 |
|
|
|
 |
|
|
|
|
Thomas-Reiche-Kuhn
(sum rule) 1419 |
|
|
|
 |
|
|
|
|
Thomas
precession 1215 |
|
|
|
 |
|
|
|
|
Torsion
oscillations 520 |
|
|
|
 |
|
|
|
|
Townes
(Autler-Townes effect) 1359 (e) |
|
|
|
 |
|
|
|
|
Trace |
|
|
|
 |
|
|
|
|
–of
an operator 166 |
|
|
|
 |
|
|
|
|
–partial
305 |
|
|
|
|