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Table 1 The photovoltaic parameters of the PSCs modified by CH3NH3I with different concentrations

From: Enhanced performance of CH3NH3PbI3−x Cl x perovskite solar cells by CH3NH3I modification of TiO2-perovskite layer interface

     PCE (%)
CH3NH3I (mg/ml) V oc (mV) J sc (mA/cm2) FF (%) Averaged Best
0 826 19.44 60.27 9.68 10.55
5 842 19.11 64.90 10.44 11.21
10 884 20.41 68.01 12.27 12.44
20 883 19.43 67.56 11.59 11.97