Introduction to Solid State Physics |
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Page 224
Charles Kittel. THERMAL CONDUCTIVITY The thermal conductivity coefficient K of a solid is most easily defined with respect to the steady - state flow of heat down a long rod with a temperature gradient dT / dx : ୧ dT = K dx ' ( 54 ) ...
Charles Kittel. THERMAL CONDUCTIVITY The thermal conductivity coefficient K of a solid is most easily defined with respect to the steady - state flow of heat down a long rod with a temperature gradient dT / dx : ୧ dT = K dx ' ( 54 ) ...
Page 226
... thermal resistivity is zero and the thermal conductivity is infinite . Hot end Cold end Figure 21b The usual definition of thermal conductivity in a gas refers to a situation where no mass flow is permitted . Here the tube is closed at ...
... thermal resistivity is zero and the thermal conductivity is infinite . Hot end Cold end Figure 21b The usual definition of thermal conductivity in a gas refers to a situation where no mass flow is permitted . Here the tube is closed at ...
Page 231
... Thermal conductivity , K in watts cm'deg 0.5 Thermal conductivity K ( cal / cm sec deg ) 10-2 1 ( De Haas & Biermasz ) 10-1 Quartz crystal ( Il axis ) ( Eucken ) NaCl CaF2 Fused quartz Pyrex Borosilicate crown glass 0.2 0.11 2 5 10 20 ...
... Thermal conductivity , K in watts cm'deg 0.5 Thermal conductivity K ( cal / cm sec deg ) 10-2 1 ( De Haas & Biermasz ) 10-1 Quartz crystal ( Il axis ) ( Eucken ) NaCl CaF2 Fused quartz Pyrex Borosilicate crown glass 0.2 0.11 2 5 10 20 ...
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