Annealing Effects on GaAs/Ge Solar Cell after 150 keV Proton Irradiation

Table 2

Parameters in the minority carrier diffusion equations (Equation (1)).

Parameters	Description
	Hole diffusion coefficient
	Electron diffusion coefficient
	Hole concentration in the n-type material
	Electron concentration in the p-type material
	Minority carrier hole lifetimes
	Minority carrier electron lifetimes
	Depth from the front surface of the solar cell
	Optical generation rate of electron-hole pairs