Density of States and Van Hove Singularities

Derivation · draft

Density of States and Van Hove Singularities

D-253 Home PU-303 Threads energy · waves · matter Depends on Tight-Binding Band Dispersion, Effective Mass and Semiclassical Electron Dynamics

Statement

Express the density of states as a Brillouin-zone surface integral over a band and show that band extrema and saddle points produce dimensionality-dependent singularities.

Depends on

Tight-Binding Band Dispersion, Effective Mass and Semiclassical Electron Dynamics

Used by

PU-303/L11