Fig. 2From: Nano-structured CuO-Cu2O Complex Thin Film for Application in CH3NH3PbI3 Perovskite Solar CellsCurrent–voltage (J-V) characteristics of perovskite solar cell that was constructed using CuO-Cu2O complex thin film under simulated illumination with a light intensity of 100 mW/cm2 (AM 1.5). a Thermal oxidation temperatures. b The thicknesses of CuO-Cu2O complex thin filmBack to article page