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 74
Page 675
... ( spin - independent ) orbital Schrödinger equation and the total spin : Symmetric solutions require singlet spin states ; and antisymmetric , triplets . If E , and E , are the lowest eigenvalues of ( 32.3 ) associated with the singlet ...
... ( spin - independent ) orbital Schrödinger equation and the total spin : Symmetric solutions require singlet spin states ; and antisymmetric , triplets . If E , and E , are the lowest eigenvalues of ( 32.3 ) associated with the singlet ...
Page 680
... spin of the corresponding states . To construct the spin Hamiltonian for two - electron system , note that each individual electron spin operator satisfies S2 = ( + 1 ) = 2 , so that the total spin S satisfies · { S2 = ( S1 + S2 ) 2 = + ...
... spin of the corresponding states . To construct the spin Hamiltonian for two - electron system , note that each individual electron spin operator satisfies S2 = ( + 1 ) = 2 , so that the total spin S satisfies · { S2 = ( S1 + S2 ) 2 = + ...
Page 706
... spin is diminished from its saturation value NS by one unit , the total spin in the state ( k ) itself has the value NS 1 . - 2. The probability of the lowered spin being found at a particular site R in the state k > is < k | R > 2 = 1 ...
... spin is diminished from its saturation value NS by one unit , the total spin in the state ( k ) itself has the value NS 1 . - 2. The probability of the lowered spin being found at a particular site R in the state k > is < k | R > 2 = 1 ...
Contents
The Drude 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
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 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 k-space k₂ 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 Schrödinger 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