Lattice Dynamics. 1D chain of identical atoms. Diatomic Linear Crystal. Linear Crystal – with one type of atom and two different springs. Vibrations in three dimensions. Speed of sound. Quantum Effects in Lattice Dynamics. Examples of phonon-dispersion relations. Newton Inelastic Scattering. Specific Heat. Specific heat (insulator). Density of states. Einstein Model. Debye Model.
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