Introduction to Solid State Physics |
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Page 39
... wave functions of the free ions in the approximation of self - consistent fields with exchange ; he computes from these wave functions alone the lattice energy , lattice constant , and various elastic properties . No empirical data are ...
... wave functions of the free ions in the approximation of self - consistent fields with exchange ; he computes from these wave functions alone the lattice energy , lattice constant , and various elastic properties . No empirical data are ...
Page 223
... functions be periodic on the bound- aries of the cube ; this device allows us to work with running waves instead of standing waves . The wave equation for a free particle is ( 12.1 ) h2 D24 = Wy , 2m where is the wave function , and W is ...
... functions be periodic on the bound- aries of the cube ; this device allows us to work with running waves instead of standing waves . The wave equation for a free particle is ( 12.1 ) h2 D24 = Wy , 2m where is the wave function , and W is ...
Page 249
... wave functions . The plane wave solutions ekr for the wave functions of the free electron model go over for the periodic potential to solutions of the form ¥ = Uk ( r ) eik · r where u ( r ) has the periodicity of the lattice . Wave ...
... wave functions . The plane wave solutions ekr for the wave functions of the free electron model go over for the periodic potential to solutions of the form ¥ = Uk ( r ) eik · r where u ( r ) has the periodicity of the lattice . Wave ...
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