Light soaking in metal halide perovskites studied via steady-state microwave conductivity. - Watts, C Lowell; Aspitarte, Lee; Lin, Yen-Hung; Li, Wen; Elzein, Radwan; Addou, Rafik; Hong, Min Ji; Herman, Gregory S.; Snaith, Henry J.; Labram, John G. (Communications Physics, 2020)