The Fermi level in a material in contact with a chemical potential reservoir, where the chemical potential of the electrons is fixed. It can be higher or lower than the intrinsic Fermi level depending on the difference in chemical potentials.
The Fermi level in a material in contact with a chemical potential reservoir, where the chemical potential of the electrons is fixed. It can be higher or lower than the intrinsic Fermi level depending on the difference in chemical potentials.