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Table 1 The photovoltaic parameters of the champion PVSCs based on perovskite precursor solution with and without water additive

From: Controllable Two-dimensional Perovskite Crystallization via Water Additive for High-performance Solar Cells

Doping ratioVoc (V)Jsc (mA/cm2)FF (%)PCEmax (%)PCEavg (%)
w/o H2O0.845.7347.632.291.85
1.5% H2O1.0312.0761.407.636.59
3% H2O1.0615.8072.5612.1511.38
5% H2O1.0214.8868.3810.389.02