Surface Treatment on Nickel Oxide to Enhance the Efficiency of Inverted Perovskite Solar Cells

Table 1

The photovoltaic performance of PSCs based on NiOx films annealed at different temperatures.

NiOx annealing temperature (°C)	Voc (V)	Jsc (mA/cm^2)	FF (%)	PCE (%)	Rs (Ω cm^2)	Rsh (Ω cm^2)
100	0.70	10.9	29	2.3	58.2	100.1
300	1.02	18.8	64	12.3	7.1	1102.7
500	1.08	20.7	69	15.3	6.0	1211.0
UV-ozone (300)	1.08	20.3	74	16.2	5.9	1359.3