Introduction to Solid State Physics |
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Page 254
... range . The allowed ranges of aa are drawn heavily in the figure , and through the relation α = [ 2mW / h2 ] they correspond to allowed ranges of the energy W. The boundaries of the allowed ranges of aa correspond to the values n / a ...
... range . The allowed ranges of aa are drawn heavily in the figure , and through the relation α = [ 2mW / h2 ] they correspond to allowed ranges of the energy W. The boundaries of the allowed ranges of aa correspond to the values n / a ...
Page 306
... RANGE ORDER We have defined the long range order parameter S so that the number of A's on lattice a is equal to ( 1 + S ) N . If we call a right or r atom an A on a , and a wrong or w atom a B on a , then ( 15.10 ) r - w S = r + w this ...
... RANGE ORDER We have defined the long range order parameter S so that the number of A's on lattice a is equal to ( 1 + S ) N . If we call a right or r atom an A on a , and a wrong or w atom a B on a , then ( 15.10 ) r - w S = r + w this ...
Page 300
... range order over many interatomic distances , but some short range order or correlation among near neighbors may persist . above the transition . A qualitative plot of the equilibrium order is given in Fig . 15.2 ; long and short range ...
... range order over many interatomic distances , but some short range order or correlation among near neighbors may persist . above the transition . A qualitative plot of the equilibrium order is given in Fig . 15.2 ; long and short range ...
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