## Introduction to Solid State Physics |

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Page 125

For 0E = 300°K, the characteristic

cps. This is a reasonable magnitude for a characteristic atomic oscillation

chapter, and ...

For 0E = 300°K, the characteristic

**frequency**w = w/21 is of the order of 5 × 10”cps. This is a reasonable magnitude for a characteristic atomic oscillation

**frequency**: it is of the order of the Reststrahl**frequencies**discussed in the lastchapter, and ...

Page 134

complex, peaking at a number of intermediate

the distribution curves would be parabolic, one curve for longitudinal waves and

...

**frequency**spectrum of metallic sodium. It is seen that the spectrum is quitecomplex, peaking at a number of intermediate

**frequencies**. On the Debye theorythe distribution curves would be parabolic, one curve for longitudinal waves and

...

Page 180

Show that the dielectric constant at

electrons per unit volume is e = 1 — (4+Ne”/ma,”). The presence of the mass in

the denominator suggests that we may neglect the contribution of the positive

ions ...

Show that the dielectric constant at

**frequency**w of a medium containing N. freeelectrons per unit volume is e = 1 — (4+Ne”/ma,”). The presence of the mass in

the denominator suggests that we may neglect the contribution of the positive

ions ...

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absorption acceptors alkali alloys approximately atoms axis barium titanate boundary Bragg Brillouin zone calculated chapter charge conduction band conduction electrons crystal structure cube cubic Curie point Debye density dielectric constant diffraction diffusion dipole direction discussion dislocation distribution domain effective mass elastic electric field energy equation equilibrium exciton experimental F centers factor Fermi ferroelectric ferromagnetic free electron frequency germanium given heat capacity hexagonal holes impurity interaction ionization ions lattice constant lattice point low temperatures magnetic field magnetic moment metals molecules motion nearest neighbor normal observed p-n junction paramagnetic particles phonons Phys physics plane polarizability polarization positive potential Proc region resonance result room temperature rotation semiconductor Shockley shown in Fig sodium chloride solid solution space group specimen spin superconducting surface susceptibility symmetry Table theory thermal tion transition unit volume vacancies valence band values vector velocity wave functions wavelength zero