https://doi.org/10.1351/goldbook.08788
Electric conductivity of a material in the dark where the free charge-carrier photogeneration is excluded.
Note:
The dark electric conductivity of a material in thermal equilibrium is proportional to the product of the concentration of free charge carriers and the charge carrier mobility.
The dark electric conductivity of a material in thermal equilibrium is proportional to the product of the concentration of free charge carriers and the charge carrier mobility.