Analytic calculation of thermoelectric conductivity and thermal conductivity tensors from asymptotic electrical conductivity formulas; application of Sommerfeld expansion, Mott formula, and Wiedemann-Franz law; evaluation of commensurability oscillations for typical ULSL parameters.
Settings
basisGaAs/AlGaAs 2DEG
systemunidirectional lateral superlattice
approximationsMott formula, Wiedemann-Franz law
field conditionB ≲ 1 T
period conditiona ≳ 100 nm
density conditionne ≳ 10¹⁵ m⁻²
temperature range k0.02, 10
magnetic field rangelow magnetic fields with many occupied Landau levels
transport quantitiesepsilon_ij, lambda_ij, kappa_ij, S_ij
includes damping factortrue
Conditions
context:analytic transport theory