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 96
... peaks ) were observed . W. L. Bragg accounted for this by regarding a crystal as made out of parallel planes of ions , spaced a distance d apart ( i.e. , the lattice planes described in Chapter 5 ) . The conditions for a sharp peak in ...
... peaks ) were observed . W. L. Bragg accounted for this by regarding a crystal as made out of parallel planes of ions , spaced a distance d apart ( i.e. , the lattice planes described in Chapter 5 ) . The conditions for a sharp peak in ...
Page 101
... peaks at all . If one wishes to search experimentally for Bragg peaks one must therefore relax the constraint of fixed k , either varying the magnitude of k ( i.e. , varying the wavelength of the incident beam ) or varying its direction ...
... peaks at all . If one wishes to search experimentally for Bragg peaks one must therefore relax the constraint of fixed k , either varying the magnitude of k ( i.e. , varying the wavelength of the incident beam ) or varying its direction ...
Page 105
... peak associated with the reciprocal lattice vector K. The intensity in the Bragg peak , being proportional to the square of the absolute value of the amplitude , will contain a factor | S | 2 . It is important to note that this is not ...
... peak associated with the reciprocal lattice vector K. The intensity in the Bragg peak , being proportional to the square of the absolute value of the amplitude , will contain a factor | S | 2 . It is important to note that this is not ...
Contents
The Drude Theory of Metals | 1 |
The Sommerfeld Theory of Metals | 29 |
Failures of the Free Electron Model | 57 |
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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