## Solid State PhysicsThis book provides an introduction to the field of solid state physics for undergraduate students in physics, chemistry, engineering, and materials science. |

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Page 99

Comparing this

arrive at the Laue

the change in wave vector , K = k ' – k , is a vector of the reciprocal lattice .

Comparing this

**condition**with the definition ( 5 . 2 ) of the reciprocal lattice , wearrive at the Laue

**condition**that constructive interference will occur provided thatthe change in wave vector , K = k ' – k , is a vector of the reciprocal lattice .

Page 135

The eigenvalues c ( R ) of the translation operators are related because of the

( 8 . 13 ) while , according to ( 8 . 11 ) , Tr TRV = TR + Rių = c ( R + R ' ) ų . ( 8 .

The eigenvalues c ( R ) of the translation operators are related because of the

**condition**( 8 . 11 ) , for on the one hand Tr : Try = c ( R ) TR : 4 = c ( R ) C ( R ' ) ų ,( 8 . 13 ) while , according to ( 8 . 11 ) , Tr TRV = TR + Rių = c ( R + R ' ) ų . ( 8 .

Page 220

Since Er is of the order of an electron volt or more , Eq ( k ) must be as small as

10 - 5 eV before

never encountered except near points where two bands become degenerate ,

and ...

Since Er is of the order of an electron volt or more , Eq ( k ) must be as small as

10 - 5 eV before

**condition**( 12 . 8 ) is violated . In practice , gaps this small arenever encountered except near points where two bands become degenerate ,

and ...

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### Contents

The Drude Theory of Metals | 1 |

Free electron densities and ra | 5 |

Thermal conductivities | 21 |

Copyright | |

46 other sections not shown

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### Common terms and phrases

additional applied approximation assume atomic band boundary Bragg Bravais lattice calculation carrier Chapter charge close collisions compared completely condition conduction consider constant containing contribution correction crystal cubic density dependence derivation described determined direction discussion distribution effect electric field elements energy equal equation equilibrium example fact Fermi surface Figure follows free electron frequency given gives heat hexagonal holes important independent integral interaction ionic ions known lattice vector leading levels limit linear magnetic field mean measured metals method momentum motion normal Note observed occupied orbits perpendicular phonon plane positive possible potential present primitive cell problem properties reciprocal lattice reflection region relation requires result satisfy scattering semiclassical Show shown simple single solid solution space specific structure symmetry Table temperature term theory thermal vanishes volume wave functions wave vector zero zone