Dynamics of Perfect Crystals |
Contents
29124 | 8 |
Bornvon Kármán Formalism | 20 |
Group Theory in Lattice Dynamics | 126 |
Copyright | |
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absorption alkali halides amplitude associated atoms bond branches Bravais lattice calculations Chapter charge Cochran components consider contribution corresponding Coulomb cubic deduced defined degeneracy denotes density dielectric function dipoles discussed dispersion curves displacements dynamical matrix effects eigenvalues eigenvectors elastic constants electronic polarization electrostatic elements equilibrium example expressed Figure force constants force-constant Fourier frequencies given Go(q group theory IMR's interaction ionic crystals IR-active modes latter lattice dynamics long-wavelength longitudinal macroscopic field matrix metals molecular molecule neighbors neutron scattering obtained optic parameters phonon Phys polariton polarizability potential energy primitive cell quantity quantum Raman Raman scattering S. K. Sinha shell model short-range Solid space group spectra spectrum structure sublattice symmetry tensor tion transformation valence vibrations wave function wave vector αβ αι Απ Μυ Σ Σ ΣΣ