## Solid state physics |

### From inside the book

Results 1-3 of 73

Page 60

However, a remarkable amount of progress can be made by first concentrating

entirely on improving some aspects of the free

continuing to use the

However, a remarkable amount of progress can be made by first concentrating

entirely on improving some aspects of the free

**electron approximation**whilecontinuing to use the

**independent electron**and relaxation time**approximations**.Page 678

The ground state (32.12) of the

gives a 50 percent probability of both electrons being together on the same ion.

The independent electron triplet state (32. 1 3) does not suffer from this defect.

The ground state (32.12) of the

**independent electron approximation**thereforegives a 50 percent probability of both electrons being together on the same ion.

The independent electron triplet state (32. 1 3) does not suffer from this defect.

Page 807

Dynamical structure factor, 792 in harmonic approximation, 792-794 Edge

dislocation, 632 See also Dislocations Effective Bohr ...

Electron gas.

Dynamical structure factor, 792 in harmonic approximation, 792-794 Edge

dislocation, 632 See also Dislocations Effective Bohr ...

**Independent electron****approximation**; Screening Electron, free, see Free electron approximationElectron gas.

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### Contents

The Dmle Theory of Metals | 1 |

The Sommerfeld Theory of Metals | 29 |

Failures of the Free Electron Model | 57 |

Copyright | |

48 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

alkali atomic band structure Bloch boundary condition Bragg plane Bravais lattice Brillouin zone calculation carrier densities Chapter coefficients collisions conduction band conduction electrons contribution crystal momentum crystal structure density of levels dependence described determined Drude effect electric field electron gas electron-electron electronic levels energy gap equilibrium example Fermi energy Fermi surface Figure frequency given Hamiltonian hexagonal holes impurity independent electron approximation insulators integral interaction ionic crystals ions lattice planes lattice point linear magnetic field metals motion nearly free electron neutron normal modes Note number of electrons one-electron levels orbits periodic potential perpendicular phonon Phys plane waves primitive cell primitive vectors problem properties quantum reciprocal lattice vector region result scattering Schrodinger equation semiclassical semiclassical equations semiclassical model semiconductors simple cubic solid solution specific heat sphere spin superconducting symmetry temperature term thermal tight-binding valence valence band vanishes velocity wave functions wave vector zero