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Авторизация |
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Wilson E.B. — Molecular Vibrations. The Theory of Infrared and Raman Vibrational Spectra |
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Предметный указатель |
Perturbation method, for isotopic mass effect 188ff. 231
Perturbation operator for vibrational-rotational interaction 368
Perturbation theory 189 197
Perturbations due to anharmonic terms in potential energy 193ff. (see also Resonance)
Pitzer, K. S. 9 65 203 206
Placzek, G. 49 98 198 365
Planar molecules 33
Plane of symmetry 78 80 82 84
Point groups 82
Point groups, 84 323
Point groups, 83 326
Point groups, 83 325
Point groups, 82 323
Point groups, 83 323
Point groups, 330
Point groups, 84 328—329
Point groups, 82 327—328
Point groups, 82 324
Point groups, 330
Point groups, , 85 330
Point groups, , 85 330
Point groups, 84 329
Point groups, , , 85 330
Point groups, 82 324
Point groups, 84 328
Point groups, 83 327
Polar normal coordinates 352
Polarizability 5
Polarizability, and intensity of scattered light 45
Polarizability, anistropy of 47 51
Polarizability, averaged over all molecular orientations 46
Polarizability, characters of 158
Polarizability, derivatives, in Raman intensities 48
Polarizability, ellipsoid 193
Polarizability, equilibrium value in Rayleigh scattering 48
Polarizability, integrals 50 161
Polarizability, invariance of spherical part 52 360
Polarizability, principal values of 44 51
Polarizability, principal values of, expansion in normal coordinates 48
Polarizability, species of (character tables) 323—330
Polarizability, species of (character tables), components determine Raman activity 161
Polarizability, spherical and anisotropic part of 47 51 360
Polarizability, tensor properties of 43
Polarizability, transformat ion of components 157 359
Polarization of scattered radiation 4 43ff. 161 366
Polarization ratio see Depolarization ratio
Polarized Raman lines 52 161 366
Polynomial form of secular equation 214
Polynomial form of secular equation, coefficients of 215
Polynomial form of secular equation, coefficients of, evaluation of, by Hamilton — Cayley Polynomial form of secular equation, coefficients of, evaluation of, theorem 217
Polynomial form of secular equation, coefficients of, evaluation of, by trace method 216
Positive definite matrix 298 301
Potential barriers hindering internal rotation 202
Potential barriers hindering internal rotation, degeneracy due to multiple minima 201
Potential barriers hindering internal rotation, degeneracy due to multiple minima, splitting of energy levels 201 207
Potential barriers hindering internal rotation, determination of height 206
Potential constants see Force constants
Potential energy, anharmonic terms in 193—196
Potential energy, anharmonic terms in, restriction by symmetry 196
Potential energy, cubic, quartic, and higher terms 193ff.
Potential energy, cubic, quartic, and higher terms, overtone levels, splitting by 199
Potential energy, cubic, quartic, and higher terms, symmetry and number of 196
Potential energy, expansion in power series of 15 193
Potential energy, expansion in power series of, effect of redundancy 172
Potential energy, factoring in symmetry coordinates 115
Potential energy, factoring in symmetry coordinates, for CH 136
Potential energy, for CH 255ff.
Potential energy, for molecules with inversion doubling 201
Potential energy, functions having several minima 200ff.
Potential energy, in cartesian displacement coordinates 25 169
Potential energy, in central force coordinates 174
Potential energy, in dependent coordinate systems 287
Potential energy, in internal coordinates 64 170
Potential energy, in internal coordinates, for CH 254ff.
Potential energy, in mass-weighted cartesian coordinates. 15
Potential energy, in normal coordinates 20 193
Potential energy, in orbital valence force field 181
Potential energy, in symmetry coordinates 127ff. 347
Potential energy, in symmetry coordinates, for CH 260ff.
Potential energy, in symmetry coordinates, numerical checking 204
Potential energy, in valence force coordinates 174
Potential energy, independent of translation and rotation 24—
Potential energy, interaction constants 169 177
Potential energy, invariance, under isotopic substitution 171 182 192
Potential energy, invariance, under isotopic substitution, to symmetry operations 88 89 318
Potential energy, minimum of 15 288
Potential energy, most general quadratic form of 169ff.
Potential energy, number of constants in 170
Potential energy, of degenerate vibrations 106
Potential energy, of degenerate vibrations, components have equal 107
Potential energy, of simple harmonic oscillator 20 34
Potential energy, symmetry 87
Potential energy, terms of involving displacement of non-bonded atoms 179
Potential energy, terms of involving displacement of non-bonded atoms, relation to van der Waals forces 179 180
Potential energy, transformation from internal to symmetry coordinates 127ff.
Potential energy, transformation from internal to symmetry coordinates, rules for shortcut 130 131
Potential energy, transformation from internal to symmetry coordinates, rules for shortcut, proof of 132ff.
Potential energy, transformation from internal to symmetry coordinates, when 138ff.
Potential energy, Urey — Bradley form 179
Potential function see Potential energy
Potential minima, molecules with several 200ff.
Principal axes, of inertia 284
Principal axes, of polarizability ellipsoid 44
Principal moments of inertia 284
Principal values, of moments of inertia 284
Principal values, of polarizability 44 51
Product ratio of isotopic frequencies independent of potential constants 183
Product rule of Teller and Redlich for isotopic frequencies 183
Product rule of Teller and Redlich for isotopic frequencies, effect of translation and rotation 184 248—250
Product rule of Teller and Redlich for isotopic frequencies, for CH 248ff.
Product rule of Teller and Redlich for isotopic frequencies, when symmetries differ 185 249
Products, of inertia, vanish in principal axes 284
Products, of irreducible representations 331
Products, of matrices 294
Products, of matrices, direct 294
Products, of symmetry operations, order of 81
Proper axes of symmetry 78
Proper operation 105
Q branch 364 365
Quadratic form, in matrix notation 297
Quadratic form, most general, of potential energy 169
Quadrupole, electric, radiation due to 39
Quantum numbers, rotational, , total angular momentum 362
Quantum numbers, rotational, , component of angular momentum along axis 362
Quantum numbers, rotational, , component of angular momentum along Z axis of nonrotating coordinate system 50 363
Quantum numbers, selection rules for 42 (see also Selection rules)
Quantum numbers, translational, selection rule for 40
Quantum numbers, vibrational 35ff.
Quartic terms in potential energy 193 196
R branch 364 365
Radiation, by accelerated charge 6
Radiation, by electric quadrupole 39
Radiation, by magnetic dipole 39
Radiation, by oscillating dipole 43
Raman activity see Selection rules
Raman band types 366
Raman lines see Raman spectrum
Raman rotation-vibration spectra 365
Raman scattering 48 49
Raman selection rules see Selection rules
Raman spectrum 3
Raman spectrum, anti — Stokes line in 3 9 48 51
Raman spectrum, band types 366
Raman spectrum, classical theory of 7
Raman spectrum, classical theory of, averaging over orientations 46
Raman spectrum, classical theory of, intensities 43—48
Raman spectrum, depolarization ratios 47 51 52
Raman spectrum, intensity ratio of Stokes and anti — Stokes lines in 9 48 51
Raman spectrum, isotope effect 192
Raman spectrum, of CH 4 251 253
| Raman spectrum, polarizability derivatives determine activity of 48
Raman spectrum, polarization of lines in 4 47 51 52 161 366
Raman spectrum, quantum theory of 9 48ff.
Raman spectrum, quantum theory of, conditions on 50
Raman spectrum, quantum theory of, intensities in 48—53
Raman spectrum, quantum theory of, orientational degeneracy in 50
Raman spectrum, rotation 4 365
Raman spectrum, selection rules 51 53 161 365
Raman spectrum, sharpness of, totally symmetric lines 367
Raman spectrum, Stokes line in 3 9 48 51
Raman spectrum, vibration 3 365
Raman, C. V. 3
Rank of matrix, test for completeness of coordinate set 145
Rasetti, F. 49
Rawlins, F. I. G. 2
Rayleigh scattering intensity 48 49
Rayleigh scattering intensity, equilibrium polarizability in 48
Rayleigh, Lord 218 227 230
Rayleigh’s principle 218ff. 227
Real matrix 296
Reciprocal matrix 295
Recursion formula for Hermite polynomials 38
Redlich, O. 67 115 183 197
Reduced representations 96
Reducible representations 98 341
Reducible representations, formed by equivalent internal coordinate sets 109
Reduction of representation, in subgroup 121 185 333ff. 350
Reduction of representation, into group species 99 100 113
Redundancy 111ff.
Redundancy, condition 112 171
Redundancy, condition, to second order 172 179
Redundancy, effect of, on force constant determination 171
Redundancy, effect of, on potential energy expansion 172
Redundancy, removal of 140ff.
Redundancy, removal of, for CH 140
Reflection through a plane 78—84
Regular representation 113 3 2
Reitwiesner, G. 362
Relaxation method for characteristic values and vectors 224
Representations, by equivalent sets of internal coordinates 109
Representations, completely reduced 96
Representations, direct products of 320 331
Representations, equivalent 91
Representations, irreducible see Irreducible representation
Representations, of groups 312ff.
Representations, of groups, by linear transformations 91
Representations, reducible 98 109 341
Representations, reduction see Reduction of representation
Representations, regular 113 312
Representations, structure of 108
Representations, structure of, determination of the 99 100 113
Resolution see Reduction of representation
Resonance, quantum mechanical 197ff.
Resonance, quantum mechanical, first order (Fermi) 198
Resonance, quantum mechanical, second order (Darling and Dennison) 199
Richardson, W. S. 182
Richtmyer, F. K. 6
Rigid rotor 361
Rigid rotor, approximation 284
Rigid rotor, degeneracies 362
Rigid rotor, energy levels 362
Rigid rotor, Hamiltonian 361
Robinson, G. 215
Rocard, Y. 49
Rock, S. M. 232
Rojansky, V. 189
Rollcfson, R. 162
Rollefson, A. II. 162
Rosenthal, J. E. 77 82 98 115 188
Rosser, S. E. 182
Rotating coordinates 12 274 285
Rotation spectra, infrared 3 42 364
Rotation spectra, Raman 4 365
Rotation, about an axis, alternating 79
Rotation, about an axis, proper 78
Rotation, internal 202ff.
Rotation, internal, as mode of zero frequency 22ff.
Rotation, internal, effect on isotope product rule 184 248—250
Rotation, internal, potential energy independent of 24
Rotation, species of (character tables) 323—330
Rotation-reflection axis 79 80
Rotation-vibration interaction 275 284 367ff.
Rotation-vibration interaction, perturbation operator for 868
Rotation-vibration spectra 363ff.
Rotational angular momentum 277 284 361
Rotational angular momentum, coupling with vibrational 284 367
Rotational energy 361ff.
Rotational energy, selection rules 42 53 363ff.
Rotor types 361
Rotor types, band types for 364 366
Rotor types, energies of 362
Rotor types, selection rules for 364ff.
Rotor, rigid see Rigid rotor
Row matrix 297
Ruark, A. E. 6
S branch 367
Salant, E. O. 188
Scalar product 297
Scattering of light 48 49
Schaefer, C. 2
Schiff, L. I. 9
Schmidt orthogonalizatiou process 212
Schmidt, E. 212
Schoenfiies, A. M. 82
Schrdinger equation 9 34 279
Schrdinger, E. 35
Schur, I. 77
Secular determinant see Secular equation
Secular equation solution, diagonal 234 238
Secular equation solution, not restricted to diagonal 233
Secular equation solution, as extreme value problem 218ff.
Secular equation solution, as variational problem 218ff.
Secular equation solution, as variational problem, for unsymmetric energy matrix 220
Secular equation solution, by analogue computers 232ff.
Secular equation solution, by matrix iteration 226ff.
Secular equation solution, by matrix iteration, examples 270ff.
Secular equation solution, by matrix iteration, for roots other than largest 228
Secular equation solution, by mechanical models 232
Secular equation solution, by numerical approximation 218
Secular equation solution, by perturbation methods 229ff.
Secular equation solution, by relaxation 224
Secular equation solution, by successive elimination 222ff.
Secular equation solution, general, methods for 208ff.
Secular equation solution, in polynomial form 214ff.
Secular equation solution, with automatic convergence 236
Secular equation, characteristic values of 209ff.
Secular equation, degree of factor of 116
Secular equation, expansion of 68 214ff.
Secular equation, expansion of, for nonlinear XYZ molecule 69 71
Secular equation, factoring of 113ff. 347ff.
Secular equation, factoring of, effect of internal rotation 205
Secular equation, factoring of, for linear molecules 32
Secular equation, factoring of, for planar molecules 33
Secular equation, in form 64
Secular equation, in form 65
Secular equation, in form 65
Secular equation, in form 64
Secular equation, in cartesian coordinates 26
Secular equation, in form convenient for machine solution 65
Secular equation, in generalized coordinates 26
Secular equation, in internal coordinates 64
Secular equation, in mass-weighted cartesian coordinates 16
Secular equation, minors of 68ff.
Secular equation, number of nonzero roots 17
Secular equation, polynomial form of 214
Secular equation, symmetrization of 211ff.
Seidel 224
Selection rules 8 39
Selection rules for Coriolis interaction 369
Selection rules for rotation-vibration spectra 363ff.
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