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                    | Leighton R.B. — Principles of Modern Physics |  
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                    | Предметный указатель |  
                    | |  decay      529 
  decay, electron spectrum for      535 
  decay, inverse      532 
  decay, Kurie plot      536 
  decay, Kurie plot, lifetimes for      538 
  decay, Kurie plot, neutrino hypothesis      531 
  decay, Kurie plot, selection rules      538 642 
  decay, Kurie plot, statistical factor      535 
  decay, Kurie plot, theory      532 
  decay, Kurie plot, transitions in, allowed      540 
  decay, Kurie plot, transitions in, forbidden      541 542 see Aberration      4 38
 Absorption, X-ray      421
 Absorption, X-ray, coefficients      422
 Absorption, X-ray, photoelectric      424
 Acceptor atom      387
 Activity      518
 Adiabatic approximation      289
 Age, of carbonaceous materials      698
 Age, of minerals      520
 Age, of the earth      520
 Alpha-particle model of nucleus      596
 Alpha-particle radioactivity theory      524
 Alternation of multiplicities (law)      268 276
 Angular momentum of nuclei      467
 Angular momentum, addition      198
 Angular momentum, eigenvalues      177
 Angular momentum, operators for      102
 Angular momentum, operators for, commutation properties      102 195
 Angular momentum, operators for, in rectangular coordinates      102
 Angular momentum, operators for, in spherical coordinates      177
 Angular momentum, orbital      177
 Angular momentum, quantization      195
 Angular momentum, quantization in Bohr theory      72
 Angular momentum, quantization in Stern — Gerlach experiment      89
 Angular momentum, quantization, experimental observation      89
 Angular momentum, quantum numbers      177
 Angular momentum, rotational, of molecules      299 310
 Angular momentum, spin      185 667
 Antineutrino      630
 Antineutron      629
 Antiparticle      624
 Antiproton      628
 Atmosphere, properties (table)      732
 Atomic energy states      76
 Atomic energy-level diagrams      77 91
 Atomic mass units      464
 Atomic masses (table)      736—783
 Atomic number      478
 Atomic structure      69
 Atomic structure factors      451
 Atomic structure, nuclear theory      71
 Atomic structure, Rutherford theory      71
 Atomic structure, Thomson theory      70
 Atomic transitions      77 90
 Atomic transitions, forbidden      90
 Atomic transitions, selection rules for      271
 Auger effect      427
 Auger effect in nuclei      480
 Autoionization      427
 Balmer formula      75
 Balmer series      74
 Band structure (solids)      378
 Band system (spectroscopy)      454
 Band theory of solids      377
 Barrier penetration      see "Potential barrier"
 Barrier-penetration theory of
  -decay      524 Baryon      652
 Black-body radiation      60
 Black-body radiation, classical interpretation      61
 Black-body radiation, laws for, distribution (graph)      725
 Black-body radiation, laws for, Planck      64
 Black-body radiation, laws for, Planck, from quantum statistics      349 366
 Black-body radiation, laws for, Rayleigh — Jeans      64
 Black-body radiation, laws for, Stefan — Boltzmann      62
 Black-body radiation, laws for, Wien displacement      62 see
 Bloch function      394 401
 Bohr correspondence principle      88 105
 Bohr magneton      185
 Bohr theory of hydrogen atom      72
 Boltzmann factor      342
 Bose particle      239
 Bragg condition      437 447
 Bragg reflection      402 437
 Bragg spectrometer      449
 Bremsstrahlung      408 674
 Bremsstrahlung, atomic mechanism      415
 Bremsstrahlung, distribution, angular      408 410
 Bremsstrahlung, distribution, spectral      413
 Bremsstrahlung, polarization      415
 Bremsstrahlung, role in electron showers      690
 Brillouin zones      400
 Brillouin zones, influence on electrical properties      402
 Canonical equations (Hamilton)      48 92 106—107
 Canonical momenta      92
 Carbon cycle      709
 Center-of-mass system in nuclear reactions      492 493
 Center-of-mass system, defined      39
 Center-of-mass system, speed      39 49
 Characteristic radiation      see "X rays"
 Charge density, defined      41
 Charge density, transformation law for      42 46
 Charge, continuity equation for      43
 Charge-current, 4-vector      43
 Chemical binding, directional character      298
 Chemical binding, homopolar      288
 Chemical binding, ionic (heteropolar)      288 295
 Chemical binding, measure of character      296
 Chemical binding, saturation properties      297
 CM system      see "Center-of-mass system"
 Collision broadening (spectra)      285
 Collision excitation of atoms      281
 Complex atoms, energy-level diagrams      272
 Complex atoms, Hamiltonian function for      256
 Complex potential      see "Nuclear models"
 Compound nucleus      563 610
 Compound nucleus, excitation energy      573
 Compton collision      40 432
 Compton cross section      433
 Compton scattering      432
 Compton scattering, viewed in space time      674
 Conduction band      386
 Conservation laws in nuclear reactions      567 see
 Conservation, energy      37
 Conservation, energy in radiative transitions      227
 Conservation, mass-energy      37
 Conservation, momentum      34 37 568
 Conservation, momentum-energy      37 568
 Conservation, parity      569
 Conservation, probability      112
 Correspondence principle      88 105
 Cosmic radiation, "soft" component      697
 Cosmic radiation, composition      681
 Cosmic radiation, discovery and gross properties      680 689
 Cosmic radiation, energy spectrum      682
 Cosmic radiation, nuclear collisions by      682 684 687
 Cosmic radiation, origin      699
 Cosmic radiation, primary      681
 Cosmic radiation, production of
  and  by      523 697 Cosmic radiation, radioactivity induced by      697
 Cosmic radiation, secondary      688
 Cosmic radiation, secondary, electron showers      689 690
 Cosmic radiation, secondary, general features      688
 Cosmic radiation, secondary, nucleonic cascades      688
 Coulomb barrier      524 567 583 584
 Coulomb excitation      562 563 566
 Covariance of Maxwell's equations      6
 Covariance of physical laws      12 28
 Critical energy      691
 Cross section, definitions      577
 
 | Cross section, differential      579 Cross section, geometric      580
 Cross section, lab vs. CM      579
 Cross section, partial      578
 Cross section, resonance      577
 Cross section, Thomson      429
 Cross section, total interaction      578
 Crystal lattice, direct      445
 Crystal lattice, one-dimensional      392
 Crystal lattice, primitive vectors      440
 Crystal lattice, reciprocal      445
 Crystal lattice, reciprocal vectors      445
 Crystal lattice, spacing of atoms in      438
 Crystal lattice, types      438 439
 Crystal lattice, unit cell      438
 Crystal planes, Miller indices      448
 Crystal structure factors      451
 Crystals, electron energy states in      378
 Crystals, periodicity properties      391
 Curie (unit of radioactivity)      518
 Current density, 4-vector      43
 Current density, 4-vector, transformation      46
 Current density, defined      41
 D'Alembertian operator      43
 de Broglie wavelength      81
 Degeneracy      116
 Degeneracy and statistical weight      116
 Degeneracy, removal      116 118
 Delta function      109
 Delta rays      501
 Delta, Kronecker      21
 Deuteron      611
 Deuteron, ground-state wave function      613
 diatomic molecules      see "Molecules"
 Diffraction (X-ray)      435
 Diffraction (X-ray), Bragg conditions      437 447
 Diffraction (X-ray), Laue equations      444
 Dineutron      611
 Dirac equation      664
 Dirac theory for electrons      661
 Disintegration constant      515
 Displacement law      276
 Donor atoms      387
 Doppler broadening      284
 Doppler effect (relativistic)      14 38
 effective mass      400
 Eigenfunction of a coordinate      108
 Eigenfunction of energy, for independent systems      122
 Eigenfunction of momentum, nonquantized      109
 Eigenfunction of two or more quantities      110 111
 Eigenfunction, definition      108
 Eigenfunction, degenerate      116
 Eigenfunction, orthogonal      114
 Eigenfunction, orthogonal, expansion in terms of      115 122
 Eigenfunction, permissible (conditions)      108
 Eigenfunction, quantized      110
 Eigenstates (stationary)      111
 Eigenstates (stationary), transitions between      120
 Eigenvalues, as only possible result of exact measurement      115
 Eigenvalues, equation for      108
 Einstein condensation      373
 Einstein frequency condition      73
 Einstein photoelectric equation      68
 Einstein — Bose statistics, applications, liquid helium      368
 Einstein — Bose statistics, applications, photon gas      365
 Einstein — Bose statistics, distribution law for      335 339
 Einstein — Bose statistics, general properties      342
 Elastic system, classical treatment      212—214
 Elastic system, quantum treatment      214
 Electric dipole, selection rules      206 see
 Electrodynamics, quantum      669
 Electrodynamics, relativistic (classical)      40
 Electrodynamics, relativistic (classical), field equations      40 44
 Electromagnetic charge density      41
 Electromagnetic current density      41
 Electromagnetic equations      40 44
 Electromagnetic field tensor      44
 Electromagnetic force      40
 Electromagnetic potentials      41 46
 Electron      624
 Electron capture      544
 Electron configuration (notation)      236
 Electron gas (energy distribution)      351
 Electron showers (cosmic ray)      690
 Electron spin      see "Spin"
 Electron, Dirac theory      661
 Electron, equivalent      264 267
 Electron, magnetic moment      185
 Electron, magnetic moment, anomalous      677
 Electron, radius (classical)      50
 Electrostatic effect      550 553
 Elements, formation of      710
 Emission, induced      223
 Emission, spontaneous      223 228
 Energy loss (ionization)      494
 Energy loss (ionization), primary      501
 Energy loss (ionization), secondary      501
 Energy units      48
 Energy, relativistic      36
 Energy, relativistic, conservation      37
 Energy, relativistic, critical      691
 Energy, relativistic, kinetic      37
 Energy, relativistic, self- (rest)      37
 Energy, relativistic, total      36 37
 Energy, stellar      708
 Equivalent electrons      264
 Equivalent electrons, LS terms for      267
 Ether hypothesis      3
 Event (relativity)      10
 Exchange correlation      258
 Exchange forces      244
 Exchange forces in nuclei      616
 Exchange invariance of Hamiltonian      237
 Exchange operator, properties      238
 Exchange symmetry of wave functions      236
 Exchange symmetry of wave functions, observable effects      239
 Exchange symmetry of wave functions, rules for      236
 Excitation of atoms, mechanisms      280
 Excitation of nuclei      479
 Exclusion principle, early form      236
 Exclusion principle, exchange symmetry rules      236
 Expectation value, change with time      106 111
 Expectation value, defined      95
 Fermi energy      341
 Fermi gas      350
 Fermi gas, energy distribution for      351
 Fermi gas, nuclear model      699
 Fermi level      341
 fermi particles      239
 Fermi theory of
  decay      532 Fermi theory of cosmic-ray acceleration      704
 Fermi — Dirac statistics, applications      350
 Fermi — Dirac statistics, applications, contact potential      354
 Fermi — Dirac statistics, applications, electronic specific heat      360
 Fermi — Dirac statistics, applications, electronic-energy distribution      351
 Fermi — Dirac statistics, applications, theory of metals      350
 Fermi — Dirac statistics, applications, thermionic emission      355
 Fermi — Dirac statistics, applications, Thomas — Fermi atomic model      362
 Fermi — Dirac statistics, distribution law for      335 339
 Fermi — Dirac statistics, general character      340
 Feynman diagram      672
 Field oscillators      216
 Field tensor      44
 Field, electromagnetic, equations      40
 Field, electromagnetic, equations, transformation      46
 Field, electromagnetic, of moving charge      46
 Field, electromagnetic, tensor      44
 Fine-structure constant      200
 Fission      597
 Fission, stability against      555
 
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