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 24
... mean ve- locity.32 When the steady state is reached there will be no electric current flow , and we were therefore correct in assuming that the mean electronic velocity at a point vanished . In this way we are led to consider another ...
... mean ve- locity.32 When the steady state is reached there will be no electric current flow , and we were therefore correct in assuming that the mean electronic velocity at a point vanished . In this way we are led to consider another ...
Page 52
... mean free path l UFT from Eq . ( 1.8 ) as follows : = ( rs / ao ) 2 l = × 92 Å . Ομ ( 2.91 ) Since the resistivity in microhm centimeters , Pu , is typically 1 to 100 at room tem- perature , and since rs / ao is typically 2 to 6 , mean ...
... mean free path l UFT from Eq . ( 1.8 ) as follows : = ( rs / ao ) 2 l = × 92 Å . Ομ ( 2.91 ) Since the resistivity in microhm centimeters , Pu , is typically 1 to 100 at room tem- perature , and since rs / ao is typically 2 to 6 , mean ...
Page 715
Neil W. Ashcroft, N. David Mermin. MEAN FIELD THEORY The earliest attempt at a quantitative analysis of the ferromagnetic transition was put forward by P. Weiss and is known as mean ( or molecular ) field theory.33 Mean field theory ...
Neil W. Ashcroft, N. David Mermin. MEAN FIELD THEORY The earliest attempt at a quantitative analysis of the ferromagnetic transition was put forward by P. Weiss and is known as mean ( or molecular ) field theory.33 Mean field theory ...
Contents
The Drude Theory of Metals | 1 |
Failures of the Free Electron Model | 57 |
Crystal Lattices | 63 |
Copyright | |
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alkali atomic band structure Bloch Bragg plane Bravais lattice Brillouin zone calculation carrier densities Chapter charge density coefficients collision conduction band conduction electrons contribution crystal momentum crystal structure density of levels dependence depletion layer described dielectric constant direction distribution Drude Drude model effect electric field electron gas electron-electron electronic levels electrostatic energy gap example Fermi energy Fermi surface Figure free electron frequency given Hamiltonian hexagonal holes impurity independent electron approximation insulators interaction ionic crystals k-space lattice planes lattice point linear low temperatures macroscopic magnetic field metals neutron normal modes number of electrons one-electron levels orbits periodic potential perpendicular phonon Phys positive primitive cell primitive vectors Problem properties quantum reciprocal lattice vector region result scattering Schrödinger equation semiclassical semiconductors simple cubic solid solution specific heat spin superconducting symmetry term theory valence band vanishes velocity wave functions wave vector zero