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
Results 1-3 of 80
Page 7
... velocity v , then the current density they give rise to will be parallel to v . Furthermore , in a time dt the electrons will advance by a distance v dt in the direction of v , so that n ( v dt ) A electrons will cross an area A ...
... velocity v , then the current density they give rise to will be parallel to v . Furthermore , in a time dt the electrons will advance by a distance v dt in the direction of v , so that n ( v dt ) A electrons will cross an area A ...
Page 36
... velocity . The Fermi velocity plays a role in the theory of metals comparable to the thermal velocity , v = ( 3kgT / m ) 1/2 , in a classical gas . All these quantities can be evaluated in terms of the conduction electron density , via ...
... velocity . The Fermi velocity plays a role in the theory of metals comparable to the thermal velocity , v = ( 3kgT / m ) 1/2 , in a classical gas . All these quantities can be evaluated in terms of the conduction electron density , via ...
Page 224
... velocity , which is not proportional to k in the semiclassical model . The velocity of an electron at time t will be v ( k ( t ) ) = v k ( 0 ) - eEt h ( 12.18 ) Since v ( k ) is periodic in the reciprocal lattice , the velocity ( 12.18 ) ...
... velocity , which is not proportional to k in the semiclassical model . The velocity of an electron at time t will be v ( k ( t ) ) = v k ( 0 ) - eEt h ( 12.18 ) Since v ( k ) is periodic in the reciprocal lattice , the velocity ( 12.18 ) ...
Contents
The Drude Theory of Metals | 1 |
The Sommerfeld Theory of Metals | 29 |
Failures of the Free Electron Model | 57 |
Copyright | |
31 other sections not shown
Other editions - View all
Common terms and phrases
alkali atomic band structure Bloch 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 depletion layer described dielectric constant distribution Drude Drude model effect electric field electron gas electron-electron electronic levels electrostatic energy gap equilibrium 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 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 thermal valence band vanishes velocity wave functions wave vector zero