Extended Data Fig. 8: Photovoltaic parameters of perovskite devices made by two-step method.
From: Oriented nucleation in formamidinium perovskite for photovoltaics

Box plots showing the distribution of the a, PCE, b, FF, c, Voc, and d, Jsc for the control and the PAd devices made by two-step method. Centre line, median; box limits, 25th and 75th percentiles; curve, normal distribution curve; whiskers, outliers.