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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 ratio	V_oc (V)	J_sc (mA/cm²)	FF (%)	PCE_max (%)	PCE_avg (%)
w/o H₂O	0.84	5.73	47.63	2.29	1.85
1.5% H₂O	1.03	12.07	61.40	7.63	6.59
3% H₂O	1.06	15.80	72.56	12.15	11.38
5% H₂O	1.02	14.88	68.38	10.38	9.02

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