Fig. 4: Photovoltaic performance of the PSCs based on PVSK, PVSK-HABr/CF, and PVSK-HABr/Cl2-CF.
From: Dissolved-Cl2 triggered redox reaction enables high-performance perovskite solar cells
a Cross-sectional SEM image of the n-i-p perovskite solar cells. b J-V curves measured in the reverse scan direction (1.2 to 0 V, 250 mV s−1). c Statistical PCE. d Statistical VOC. e Maximum power point tracking of PSCs under a LED lamp with a light intensity of 100 mW cm−2. ‘Normalized’ is denoted as ‘Norm’.
