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Preface to the 1963 impression | xiii | |
Preface | xiv | |
Chapter I | Introduction | 1 |
Chapter II | The Quantum Mechanical Method | 12 |
Section 1 | Symbolic algebra of states and observables | 12 |
Section 2 | Representations of states and observables | 15 |
Section 3 | Continuous eigenvalues and the Schrodinger representation | 20 |
Section 4 | The statistical interpretation | 24 |
Section 5 | The laws of quantum mechanics | 25 |
Section 6 | Schrodinger's equation | 26 |
Section 7 | Matrix mechanics | 27 |
Section 8 | Perturbation theory | 30 |
Section 9 | Resume of the perturbation theory | 34 |
Section 10 | Remarks on the perturbation theory | 35 |
Section 11 | Perturbation caused by a single state | 37 |
Section 12 | The analysis of non-commuting vectors | 43 |
Chapter III | Angular Momentum | 45 |
Section 1 | Definition of angular momentum | 45 |
Section 2 | Allowed values of angular momentum | 46 |
Section 3 | The matrices of angular momentum | 48 |
Section 4 | Orbital angular momentum | 50 |
Section 5 | Spin angular momentum | 54 |
Section 6 | Vector addition of angular momenta | 56 |
Section 7 | The matrix of [characters not reproducible] | 58 |
Section 8 | Matrix of T in the j m scheme. Selection rule on j | 59 |
Section 9 | Dependence of the matrix of T on m | 61 |
Section 10 | The matrices of J[subscript 1] and J[subscript 2], where J[subscript 1] + J[subscript 2] = J | 64 |
Section 11 | Matrix of a vector P which commutes with J[subscript 1] | 67 |
Section 12 | Matrix of P.Q | 70 |
Section 13 | Sum rules | 71 |
Section 14 | Transformation amplitudes for vector addition | 73 |
Chapter IV | The Theory of Radiation | 79 |
Section 1 | Transition probabilities | 79 |
Section 2 | Classical electromagnetic theory | 83 |
Section 3 | Expansion of the retarded potential | 84 |
Section 4 | The correspondence principle for emission | 87 |
Section 5 | The dipole-radiation field | 90 |
Section 6 | The quadrupole-radiation field | 93 |
Section 7 | Spectral lines in natural excitation | 97 |
Section 8 | Induced emission and absorption | 100 |
Section 9 | Dispersion theory. Scattering. Raman effect | 103 |
Section 10 | Natural shape of absorption lines | 109 |
Chapter V | One-Electron Spectra | 112 |
Section 1 | Central-force problem | 112 |
Section 2 | Radial functions for hydrogen | 114 |
Section 3 | The relativity correction | 118 |
Section 4 | Spin-orbit interaction | 120 |
Section 5 | Sketch of the relativistic theory | 125 |
Section 6 | Intensities in hydrogen | 131 |
Section 7 | Experimental results for hydrogenic spectra | 137 |
Section 8 | General structure of the alkali spectra | 141 |
Section 9 | Intensities in alkali spectra | 147 |
Section 10 | Zeeman effect | 149 |
Chapter VI | The Central-Field Approximation | 158 |
Section 1 | The Hamiltonian for many-electron atoms | 158 |
Section 2 | Equivalence degeneracy | 160 |
Section 3 | The dynamical equivalence of the electrons | 162 |
Section 4 | The Pauli exclusion principle | 166 |
Section 5 | Conventions concerning quantum numbers. Closed shells | 168 |
Section 6 | Matrix components for [Sigma subscript i]f(i) | 169 |
Section 7 | Matrix components for [Sigma subscript i,j]g(i, j) | 171 |
Section 8 | Matrix components of electrostatic interaction | 174 |
Section 9 | Specialization for closed shells | 177 |
Section 10 | One electron outside closed shells | 183 |
Section 11 | Odd and even states | 185 |
Chapter VII | The Russell-Saunders Case: Energy Levels | 187 |
Section 1 | The LS-coupling scheme | 188 |
Section 2 | Term energies | 191 |
Section 3 | The Lande interval rule | 193 |
Section 4 | Absolute term intervals | 195 |
Section 5 | Formulas and experimental comparison | 197 |
Section 6 | Terms in the nl[superscript x] configurations | 207 |
Section 7 | The triplet terms of helium | 210 |
Chapter VIII | The Russell-Saunders Case: Eigenfunctions | 213 |
Section 1 | Vector coupling in antisymmetric states | 213 |
Section 2 | Genealogical characterization of LS-coupling terms | 216 |
Section 3 | Lande intervals for terms of coupled groups | 219 |
Section 4 | Calculation of eigenfunctions by direct diagonalization | 220 |
Section 5 | Calculation of eigenfunctions using angular-momentum operators | 226 |
Section 6 | Calculation of eigenfunctions from vector-coupling formulas | 228 |
Section 7 | Separation of the [superscript 2]D's of d[superscript 3] | 233 |
Chapter IX | The Russell-Saunders Case: Line Strengths | 236 |
Section 1 | Configuration selection rules | 236 |
Section 2 | Line strengths in Russell-Saunders multiplets | 237 |
Section 3 | Multiplet strengths in a transition array | 244 |
Section 4 | Multiplet strengths obtained from spectroscopic stability | 249 |
Section 5 | Quadrupole multiplets | 252 |
Chapter X | jj Coupling | 257 |
Section 1 | The jj-coupling scheme and the spin-orbit interaction | 257 |
Section 2 | The addition of a weak electrostatic interaction | 259 |
Section 3 | Eigenfunctions | 262 |
Section 4 | Line strengths | 264 |
Chapter XI | Intermediate Coupling | 266 |
Section 1 | Matrix of spin-orbit interaction for configurations consisting of coupled groups | 266 |
Section 2 | Matrix of spin-orbit interaction obtained from the eigenfunctions | 270 |
Section 3 | Illustrations of the transition from LS to jj coupling | 271 |
Section 4 | Line strengths in intermediate coupling | 277 |
Section 5 | The forbidden lines of astrophysical interest | 282 |
Chapter XII | Transformations in the Theory of Complex Spectra | 284 |
Section 1 | Configurations containing almost closed shells | 284 |
Section 2 | The transformation to LS coupling | 285 |
Section 3 | The transformation to jj coupling | 287 |
Section 4 | The transformation between zero-order states | 287 |
Section 5 | The transformation nlm[subscript s]m[subscript i] [left harpoon over right] nljm | 290 |
Section 6 | The transformation jjJM [left harpoon over right] SLJM | 291 |
Chapter XIII | Configurations Containing Almost Closed Shells. X-Rays | 295 |
Section 1 | The electrostatic energy in LS coupling | 295 |
Section 2 | The spin-orbit interaction | 299 |
Section 3 | Pure almost-closed-shell configurations | 300 |
Section 4 | The rare-gas spectra | 301 |
Section 5 | The configurations p[superscript 5]s and d[superscript 9]s | 304 |
Section 6 | The configuration p[superscript 5]p in the rare gases | 306 |
Section 7 | The configuration p[superscript 5]d in the rare gases | 312 |
Section 8 | Line strengths | 316 |
Section 9 | X-ray spectra | 316 |
Section 10 | Line strengths in X-ray spectra | 322 |
Section 11 | X-ray satellites | 323 |
Chapter XIV | Central Fields | 327 |
Section 1 | The periodic system | 327 |
Section 2 | The statistical method of Fermi-Thomas | 335 |
Section 3 | The Wentzel-Brillouin-Kramers approximation | 339 |
Section 4 | Numerical integration of the radial equation | 344 |
Section 5 | Normal state of helium | 345 |
Section 6 | Excited levels in helium | 348 |
Section 7 | Normal states of first-row atoms | 351 |
Section 8 | Hartree's self-consistent fields | 354 |
Section 9 | Survey of consistent-field results | 358 |
Section 10 | Self-consistent fields for oxygen | 362 |
Chapter XV | Configuration Interaction | 365 |
Section 1 | Interaction of sd and p[superscript 2] in magnesium | 366 |
Section 2 | Perturbed series | 367 |
Section 3 | Auto-ionization | 369 |
Section 4 | Many-electron jumps | 375 |
Section 5 | Spin-orbit perturbation of doublet intensities | 376 |
Chapter XVI | The Zeeman Effect | 378 |
Section 1 | The 'normal' Zeeman effect | 378 |
Section 2 | The weak-field case: Russell-Saunders terms | 380 |
Section 3 | Weak fields: general case | 384 |
Section 4 | Intensities in the Zeeman pattern: weak fields | 386 |
Section 5 | The Paschen-Back effect | 388 |
Section 6 | The Paschen-Back effect: illustrative examples | 390 |
Section 7 | Quadrupole lines | 395 |
Chapter XVII | The Stark Effect | 397 |
Section 1 | Hydrogen | 398 |
Section 2 | Stark effect at the series limit | 404 |
Section 3 | General theory for non-hydrogenic atoms | 409 |
Section 4 | Helium | 413 |
Section 5 | Alkali metals | 415 |
Chapter XVIII | The Nucleus in Atomic Spectra | 418 |
Section 1 | Effect of finite mass | 418 |
Section 2 | Local nuclear fields | 420 |
Section 3 | Nuclear spin in one-electron spectra | 421 |
Section 4 | The hyperfine structure of two-electron spectra | 424 |
Section 5 | Zeeman effect of hyperfine structure | 426 |
Appendix | Universal Constants and Natural Atomic Units | 428 |
List of Principal Tables | 434 | |
Index of Subjects | 435 | |
Index of Names | 439 |
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