Preface |
Symmetry and physics / 1: |
Introduction / 1.1: |
Hamiltonians, eigenfunctions, and eigenvalues / 1.2: |
Symmetry operators and operator algebra / 1.3: |
Point-symmetry operations / 1.4: |
Applications to quantum mechanics / 1.5: |
Exercises |
Symmetry and group theory / 2: |
Groups and their realizations / 2.1: |
The symmetric group / 2.2: |
Computational aspects / 2.3: |
Classes / 2.4: |
Homomorphism, isomorphism, and automorphism / 2.5: |
Direct- or outer-product groups / 2.6: |
Group representations: concepts / 3: |
Representations and realizations / 3.1: |
Generation of representations on a set of basis functions / 3.2: |
Group representations: formalism and methodology / 4: |
Matrix representations / 4.1: |
Character of a matrix representation / 4.2: |
Burnside's method / 4.3: |
Computational projects |
Dixon's method for computing group characters / 5: |
The eigenvalue equation modulo p / 5.1: |
Dixon's method for irreducible characters / 5.2: |
Computer codes for Dixon's method / 5.3: |
Finding eigenvalues and eigenvectors / Appendix 1: |
Appendix 2 |
Computation project |
Group action and symmetry projection operators / 6: |
Group action / 6.1: |
Symmetry projection operators / 6.2: |
The regular projection matrices: the simple characteristic / 6.3: |
Construction of the irreducible representations / 7: |
Eigenvectors of the regular Rep / 7.1: |
The symmetry structure of the regular Rep eigenvectors / 7.2: |
Symmetry projection on regular Rep eigenvectors / 7.3: |
Computer construction of Irreps with d[subscript alpha] > 1 / 7.4: |
Summary of the method / 7.5: |
Exercise |
Product groups and product representations / 8: |
Subgroups and cosets / 8.1: |
Direct outer-product groups / 8.3: |
Semidirect product groups / 8.4: |
Direct inner-product groups and their representations / 8.5: |
Product representations and the Clebsch-Gordan series / 8.6: |
Computer codes / 8.7: |
Summary / 8.8: |
Induced representations / 9: |
Subduced Reps and compatibility relations / 9.1: |
Induction of group Reps from the Irreps of its subgroups / 9.3: |
Irreps induced from invariant subgroups / 9.4: |
Examples of Irrep induction using the method of little-groups / 9.5: |
Frobenius reciprocity theorem and other useful theorems / Appendix: |
Crystallographic symmetry and space-groups / 10: |
Euclidean space / 10.1: |
Crystallography / 10.2: |
The perfect crystal / 10.3: |
Space-group operations: the Seitz operators / 10.4: |
Symmorphic and nonsymmorphic space-groups / 10.5: |
Site-symmetries and the Wyckoff notation / 10.6: |
Fourier space crystallography / 10.7: |
Space-groups: Irreps / 11: |
Irreps of the translation group / 11.1: |
Induction of Irreps of space-groups / 11.2: |
Time-reversal symmetry: color groups and the Onsager relations / 12: |
The time-reversal operator in quantum mechanics / 12.1: |
Spin-1/2 and double-groups / 12.3: |
Magnetic and color groups / 12.4: |
The time-reversed representation: theory of corepresentations / 12.5: |
Theory of crystal fields / 12.6: |
Onsager reciprocity theorem (Onsager relations) and transport properties / 12.7: |
Tensors and tensor fields / 13: |
Tensors and their space-time symmetries / 13.1: |
Construction of symmetry-adapted tensors / 13.2: |
Description and classification of matter tensors / 13.3: |
Tensor field representations / 13.4: |
Electronic properties of solids / 14: |
The one-electron approximations and self-consistent-field theories / 14.1: |
Methods and techniques for band structure calculations / 14.3: |
Electronic structure of magnetically ordered systems / 14.4: |
Derivation of the Hartree-Fock equations |
Holstein-Primakoff (HP) operators / Appendix 2: |
Dynamical properties of molecules, solids, and surfaces / 15: |
Dynamical properties of molecules / 15.1: |
Dynamical properties of solids / 15.3: |
Dynamical properties of surfaces / 15.4: |
Coulomb interactions and the method of Ewald summations |
Electronic effects on phonons in insulators and semiconductors |
Experimental measurements and selection rules / 16: |
Selection rules / 16.1: |
Differential scattering cross-sections in the Born approximation / 16.3: |
Light scattering spectroscopies / 16.4: |
Photoemission and dipole selection rules / 16.5: |
Neutron and atom scattering spectroscopies / 16.6: |
Landau's theory of phase transitions / 17: |
Phase transitions and their classification / 17.1: |
Landau theory of phase transitions: principles / 17.2: |
Construction and minimization techniques for [Delta phi] / 17.3: |
Incommensurate systems and quasi-crystals / 18: |
The concept of higher-dimensional spaces: superspaces and superlattices / 18.1: |
Quasi-crystal symmetry: the notion of indistinguishability and the classification of space-groups / 18.3: |
Two-dimensional lattices, cyclotomic integers, and axial stacking / 18.4: |
Bibliography |
References |
Index |
Preface |
Symmetry and physics / 1: |
Introduction / 1.1: |
Hamiltonians, eigenfunctions, and eigenvalues / 1.2: |
Symmetry operators and operator algebra / 1.3: |
Point-symmetry operations / 1.4: |