## Introduction to Solid State Physics |

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Page 14

The positions of points in a

which each coordinate is a fraction of the ... Characteristics of Cubic Lattices

Simple Body-Centered Face-Centered

per ...

The positions of points in a

**unit**cell are specified in terms of lattice coordinates, inwhich each coordinate is a fraction of the ... Characteristics of Cubic Lattices

Simple Body-Centered Face-Centered

**Unit**cell**volume**a3 a3 a3 Lattice pointsper ...

Page 74

The internal energy per

using the Debye or continuum approximation co = vok, 3ft (""" co'cico The upper

limits km and um are determined by the condition that the total number of modes

...

The internal energy per

**unit volume**is then, from (5.7), (5-13) C/ = JQ Jj^F-T^, or,using the Debye or continuum approximation co = vok, 3ft (""" co'cico The upper

limits km and um are determined by the condition that the total number of modes

...

Page 228

Thus the number of states per

is2 (12.22) G(k) dk =\k2 dk. It Now, from (12.6), h2 dW = - k dk, m whence the

number of states with energy between W and W + dW is 1 /2m\H (12.23) g(W) dW

...

Thus the number of states per

**unit volume**with wave vector between k and k + dkis2 (12.22) G(k) dk =\k2 dk. It Now, from (12.6), h2 dW = - k dk, m whence the

number of states with energy between W and W + dW is 1 /2m\H (12.23) g(W) dW

...

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### Contents

LATTICE ENERGY OF IONIC CRYSTALS | 29 |

ELASTIC CONSTANTS OF CRYSTALS | 43 |

LATTICE VIBRATIONS | 60 |

Copyright | |

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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