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

### From inside the book

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Page 20

Drude model at the time it was proposed was its explanation of the empirical law

of Wiedemann and Franz ( 1853 ) . The WiedemannFranz law states that the ratio

...

**THERMAL**CONDUCTIVITY OF A METAL The most impressive success of theDrude model at the time it was proposed was its explanation of the empirical law

of Wiedemann and Franz ( 1853 ) . The WiedemannFranz law states that the ratio

...

Page 21

6 EXPERIMENTAL

SELECTED METALS 273 K 373 K ELEMENT к ( watt / cm - K ) KOT ( watt - ohm /

K ) ( watt / cm - K ) KOT ( watt - ohm / K2 ) 2 . 43 x 10 - 8 0 . 73 2 . 22 x 10 - 8 2 .

6 EXPERIMENTAL

**THERMAL**CONDUCTIVITIES AND LORENZ NUMBERS OFSELECTED METALS 273 K 373 K ELEMENT к ( watt / cm - K ) KOT ( watt - ohm /

K ) ( watt / cm - K ) KOT ( watt - ohm / K2 ) 2 . 43 x 10 - 8 0 . 73 2 . 22 x 10 - 8 2 .

Page 503

1st Bz temperature

total phonon wave vector I kn , ( k ) ( 25 . 34 ) will be conserved . However , in the

1st Bz temperature

**thermal**conductivity . If only normal processes occur , then thetotal phonon wave vector I kn , ( k ) ( 25 . 34 ) will be conserved . However , in the

**thermal**equilibrium state , with mean phonon occupation numbers : ng ( k ) ...### What people are saying - Write a review

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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

### Other editions - View all

Solid State Physics: Advances in Research and Applications, Volume 42 Henry Ehrenreich Limited preview - 1989 |

### 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