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 46
Page 185
... binding energy decreases ) so does the spatial extent of its wave function . Correspondingly , the low- lying bands in a solid are very narrow , but bandwidths increase with mean band energy . In metals the ... Tight - Binding Method 185.
... binding energy decreases ) so does the spatial extent of its wave function . Correspondingly , the low- lying bands in a solid are very narrow , but bandwidths increase with mean band energy . In metals the ... Tight - Binding Method 185.
Page 186
... tight- binding approximation to the levels of the entire crystal.13 5. In the heavier elements spin - orbit coupling ( see page 169 ) is of great importance in determining the atomic levels , and should therefore be included in a tight - ...
... tight- binding approximation to the levels of the entire crystal.13 5. In the heavier elements spin - orbit coupling ( see page 169 ) is of great importance in determining the atomic levels , and should therefore be included in a tight - ...
Page 187
... narrow tight - binding bands . As the conduction band narrowed , the velocity of the electrons in it would diminish and the conductivity of the metal would drop . Thus , we would expect a conductivity that dropped continuously to zero ...
... narrow tight - binding bands . As the conduction band narrowed , the velocity of the electrons in it would diminish and the conductivity of the metal would drop . Thus , we would expect a conductivity that dropped continuously to zero ...
Contents
The Drude Theory of Metals | 1 |
Failures of the Free Electron Model | 57 |
Crystal Lattices | 63 |
Copyright | |
19 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 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