Introduction to Solid State Physics |
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Page 365
Charles Kittel. CRYSTAL WITH DIRECT GAP Absorption Transparent region Onset of direct photon transition hwg Absorption CRYSTAL WITH INDIRECT GAP Onset of indirect photon transition Onset of direct transition E + h Evert Photon energy ħw ...
Charles Kittel. CRYSTAL WITH DIRECT GAP Absorption Transparent region Onset of direct photon transition hwg Absorption CRYSTAL WITH INDIRECT GAP Onset of indirect photon transition Onset of direct transition E + h Evert Photon energy ħw ...
Page 483
... transition is given by the liquid - vapor transition at constant pressure ( the boiling of water ) . A ferroelectric with a first - order phase transition between the ferro- electric and the paraelectric state is distinguished by a ...
... transition is given by the liquid - vapor transition at constant pressure ( the boiling of water ) . A ferroelectric with a first - order phase transition between the ferro- electric and the paraelectric state is distinguished by a ...
Page 486
... Transition The transition is first - order if g4 is negative . We must now retain gå and take it positive in order to restrain F from going to minus infinity ( Fig . 9 ) . The equilibrium condition for E = 0 is given by ( 8b ) : Y ( T ...
... Transition The transition is first - order if g4 is negative . We must now retain gå and take it positive in order to restrain F from going to minus infinity ( Fig . 9 ) . The equilibrium condition for E = 0 is given by ( 8b ) : Y ( T ...
Contents
CRYSTAL STRUCTURE | 1 |
CRYSTAL DIFFRACTION AND THE RECIPROCAL LATTICE | 43 |
CRYSTAL BINDING | 95 |
Copyright | |
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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