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