ThermoElectric.tau_unscreened_coulomb

ThermoElectric.tau_unscreened_coulomb(energy: numpy.ndarray, mass_c: numpy.ndarray, n_imp: numpy.ndarray, dielectric: float) → numpy.ndarray

Electron-ion scattering rate for shallow dopants ~10^18 1/cm^3 (no screening effect is considered)

Parameters

• energy (np.ndarray) – Energy range

• mass_c (np.ndarray) – Conduction band effective mass

• n_imp (np.ndarray) – impurity scattering

• dielectric (float) – Dielectric constant

Returns

tau – Electron-impurity lifetime

Return type

np.ndarray