Introduction to Solid State Physics |
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Page 642
... vacancies decreases as the temperature decreases . The actual concentration of vacancies will be higher than the equilibrium value if the crystal is grown at an elevated temperature and then cooled suddenly , thereby freezing in the ...
... vacancies decreases as the temperature decreases . The actual concentration of vacancies will be higher than the equilibrium value if the crystal is grown at an elevated temperature and then cooled suddenly , thereby freezing in the ...
Page 648
... vacancies is independent of temperature in the tem- perature range in which the number of vacancies is determined by the num- ber of divalent metal ions . In this range the slope of a plot of log o versus 1 / kÅT gives E + , the barrier ...
... vacancies is independent of temperature in the tem- perature range in which the number of vacancies is determined by the num- ber of divalent metal ions . In this range the slope of a plot of log o versus 1 / kÅT gives E + , the barrier ...
Page 685
... vacancies in Al - 5 % Mg quenched from 550 ° C . The helical dislocations are formed by the " climb " of screw dislocations as a result of the precipitation of vacancies . Mag . x43,000 . ( Courtesy of A. Eikum and G. Thomas . ) Lattice ...
... vacancies in Al - 5 % Mg quenched from 550 ° C . The helical dislocations are formed by the " climb " of screw dislocations as a result of the precipitation of vacancies . Mag . x43,000 . ( Courtesy of A. Eikum and G. Thomas . ) Lattice ...
Contents
CRYSTAL STRUCTURE | 1 |
CRYSTAL DIFFRACTION AND THE RECIPROCAL LATTICE | 43 |
CRYSTAL BINDING | 95 |
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absolute zero absorption alkali halide alloy antiferromagnet applied field atoms axis boundary Brillouin zone calculated Chapter charge components conduction band conduction electrons crystal structure cubic density dielectric constant dielectric function diffraction dipole direction dislocation dispersion relation effective mass elastic electric field electron concentration electron gas energy gap equation equilibrium excited exciton experimental F center Fermi surface ferroelectric ferromagnetic Figure free electron frequency function given heat capacity hole impurity interaction ionic lattice constant lattice points low temperatures magnetic field magnetic moment magnon metal modes momentum motion nearest neighbors neutron normal nuclear optical orbital paramagnetic particle phase phonon Phys plane polarization positive potential primitive cell quantum reciprocal lattice vector region resonance result room temperature scattering semiconductor shown in Fig space specimen sphere superconducting theory thermal tion transition unit vacancy valence band velocity wavefunction wavelength wavevector x-ray