Introduction to Solid State Physics |
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Page 52
... relation ( 3.29 ) is the condition that the crystal should be elastically isotropic ; that is , that waves should ... RELATIONS Al 1.2 ; Cu 3.3 ; Pb 3.9 . There are among the elastic stiffness constants certain relations first obtained ...
... relation ( 3.29 ) is the condition that the crystal should be elastically isotropic ; that is , that waves should ... RELATIONS Al 1.2 ; Cu 3.3 ; Pb 3.9 . There are among the elastic stiffness constants certain relations first obtained ...
Page 53
... relation satisfied , the velocity of the transverse waves would be equal to the velocity of the longitudinal waves . The conditions for the validity of the Cauchy relations are : 1. All forces must be central , i.e. , act along lines ...
... relation satisfied , the velocity of the transverse waves would be equal to the velocity of the longitudinal waves . The conditions for the validity of the Cauchy relations are : 1. All forces must be central , i.e. , act along lines ...
Page 309
... relation obtains between the diffusion coefficient D and the mobility μ : ( 15.21 ) ukT = eD . This relation is easily proved . Suppose that the particles of charge e are in a constant electric field E. According to the Boltzmann dis ...
... relation obtains between the diffusion coefficient D and the mobility μ : ( 15.21 ) ukT = eD . This relation is easily proved . Suppose that the particles of charge e are in a constant electric field E. According to the Boltzmann dis ...
Contents
LATTICE ENERGY OF IONIC CRYSTALS | 29 |
ELASTIC CONSTANTS OF CRYSTALS | 43 |
LATTICE VIBRATIONS | 60 |
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absorption alkali alloy anisotropy antiferromagnetic approximately atoms axes axis Bardeen barium titanate boundary calculated charge coefficient conduction band cube Curie point Debye density diamagnetic dielectric constant diffraction diffusion dipole direction discussed dislocation displacement domains effect elastic electric field energy entropy equation equilibrium experimental F-centers factor Fermi ferroelectric ferromagnetic free electron frequency given heat capacity holes impurity interaction ionic crystals ionized ions lattice constant lattice points London low temperatures magnetic field magnetic moment metals molecules motion nearest neighbor normal observed optical orbital parallel paramagnetic particles perovskite phonons Phys physical plane polarizability polarization positive potassium potassium chloride potential Proc quantum resonance result room temperature scattering Seitz shear Shockley shown in Fig single crystal sodium chloride solids specimen spin strain stress superconducting surface susceptibility symmetry Table theory thermal tion transition unit volume vacancy valence values vector velocity wave functions x-ray zero