Introduction to Solid State Physics |
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Page 74
... volume , measured in units 2π / L , of the sphere of radius | k | , which is ( 4π / 3 ) k3 / ( 2π / L ) 3 , whence , per unit volume of specimen , ( 5.12 ) w ( k ) = 3k2 / 2π2 , where the factor 3 arises because elastic waves of given k ...
... volume , measured in units 2π / L , of the sphere of radius | k | , which is ( 4π / 3 ) k3 / ( 2π / L ) 3 , whence , per unit volume of specimen , ( 5.12 ) w ( k ) = 3k2 / 2π2 , where the factor 3 arises because elastic waves of given k ...
Page 129
... volume , and favorably oriented domains increase in volume . The changes in domain volume are naturally accompanied by polarization changes ; a part of the dielectric constant of ferroelectric crystals undoubtedly arises from domain ...
... volume , and favorably oriented domains increase in volume . The changes in domain volume are naturally accompanied by polarization changes ; a part of the dielectric constant of ferroelectric crystals undoubtedly arises from domain ...
Page 228
... volume with wave vector between k and k + dk is2 ( 12.22 ) Now , from ( 12.6 ) , G ( k ) dk = k2 dk . π h2 dW = -k dk , m whence the number of states with energy between W and W + dW is ( 12.23 ) per unit volume . 1 g ( W ) dW = 2π2 ...
... volume with wave vector between k and k + dk is2 ( 12.22 ) Now , from ( 12.6 ) , G ( k ) dk = k2 dk . π h2 dW = -k dk , m whence the number of states with energy between W and W + dW is ( 12.23 ) per unit volume . 1 g ( W ) dW = 2π2 ...
Contents
LATTICE ENERGY OF IONIC CRYSTALS | 29 |
ELASTIC CONSTANTS OF CRYSTALS | 43 |
LATTICE VIBRATIONS | 60 |
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absorption alkali halides alkali metal alloy anisotropy antiferromagnetic approximation 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 entropy equation equilibrium experimental F-center factor Fermi ferroelectric ferromagnetic free electron frequency given heat capacity holes impurity interaction interstitial ionic crystals ionized lattice constant lattice points London low temperatures magnetic field magnetic moment molecules motion nearest neighbor normal observed orbital p-n junctions parallel paramagnetic particles perovskite phonons Phys physical plane polarizability polarization positive potassium chloride potential Proc quantum range order region resonance result room temperature scattering Seitz semiconductor Shockley shown in Fig single crystal sodium chloride solids specimen spin superconducting susceptibility symmetry Table theory thermal tion unit volume valence values vector velocity wave functions x-ray zero