Research / 2020 / Article / Tab 2

Research Article

Successively Regioselective Electrosynthesis and Electron Transport Property of Stable Multiply Functionalized [60]Fullerene Derivatives

Table 2

Photovoltaic parameters of the best performance devices without ETL and with 2a, 2b, and PCBM as ETL in different scan directions.

ETLDirection (V) (mA cm-2)FF (%)PCE (%)Hysteresis index (%)

Reverse1.1116.5856.4910.3620.60%
Forward1.0715.8148.538.23

2aReverse1.0920.2057.9012.781.80%
Forward1.0920.2256.8912.55

2bReverse1.1219.0561.9413.261.51%
Forward1.1219.3060.1713.06

PCBMReverse1.1122.4558.3714.492.40%
Forward1.1021.8658.9014.14