currents{ output_fermi_level_difference{ } }

• \(\mathrm{\textcolor{Aquamarine}{optional}}\)

• items: \(\mathrm{maximum\;1}\)

Outputs the difference of quasi-Fermi levels for electrons and holes \(\Delta E_ \text{F} = E_{\text{F,n}} - E_{\text{F,p}}\) in \(\mathrm{eV}\). By overlaying the quasi-Fermi level difference over the band gaps, you may determine where and involving which bands lasing may occur.