## Introduction to Solid State Physics |

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Page 63

The cut-off

yet generated in the laboratory is 109 in quartz, and this is very considerably

below the limiting

1011 to ...

The cut-off

**frequency**lies in the infrared region. The highest ultrasonic**frequency**yet generated in the laboratory is 109 in quartz, and this is very considerably

below the limiting

**frequency**. Estimates of elastic constants at**frequencies**of1011 to ...

Page 106

DIPOLE RELAXATION AND DIELECTRIC LOSSES The principal part of the

difference between the low

dielectric constant as measured by the square of the optical refractive index may

be ...

DIPOLE RELAXATION AND DIELECTRIC LOSSES The principal part of the

difference between the low

**frequency**dielectric constant and the high**frequency**dielectric constant as measured by the square of the optical refractive index may

be ...

Page 111

For light of

of a single electron bound to a nucleus is e2/m a = 2 2' u>0 — 01 where uo is the

resonance

For light of

**frequency**a show that the classical expression for the polariza- bilityof a single electron bound to a nucleus is e2/m a = 2 2' u>0 — 01 where uo is the

resonance

**frequency**of the electron. 6.4. Show that the polarizability of a ...### What people are saying - Write a review

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### Contents

LATTICE ENERGY OF IONIC CRYSTALS | 29 |

ELASTIC CONSTANTS OF CRYSTALS | 43 |

LATTICE VIBRATIONS | 60 |

Copyright | |

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### Common terms and phrases

alkali alloy antiferromagnetic applied approximation atoms axes axis barium titanate boundary Brillouin zones calculated charge coefficient conduction band consider crystal structure cube cubic crystal Curie point curve Debye density diamagnetic dielectric constant diffraction dipole direction discussed dislocation displacement distribution domain effect elastic electric field entropy equation equilibrium experimental F-centers factor Fermi ferroelectric ferromagnetic free electron frequency heat capacity holes impurity interaction ionic crystals ions lattice constant lattice points London low temperatures magnetic field mean free path metals molecules motion nearest neighbor normal observed orbital parallel paramagnetic particles perovskite phonons Phys physical plane polarizability polarization positive potential Proc quantum ratio region resonance result room temperature rotation scattering Seitz shear Shockley shown in Fig simple cubic single crystal sodium chloride solids specimen spin superconducting susceptibility symmetry theory thermal tion unit cell unit volume valence values vector velocity wave functions wavelength x-ray zero