Table 1.
The average photovoltaic parameters of neat PffBT4T-2OD and PffBT4T-2OD:PC71BM solar cells with the corresponding standard deviations. The parameters were averaged by 5 devices.
| Active Layers | Jsc (mA/cm2) | Voc (V) | FF | PCE (%) | PCE-Max (%) |
|---|---|---|---|---|---|
| PffBT4T-2OD | 0.18 ± 0.01 | 0.55 ± 0.01 | 0.54 ± 0.03 | 0.05 ± 0.01 | 0.06 |
| Annealed PffBT4T-2OD | 0.16 ± 0.01 | 0.67 ± 0.02 | 0.45 ± 0.03 | 0.04 ± 0.01 | 0.05 |
| PffBT4T-2OD:PC71BM | 21.92 ± 0.29 | 0.73 ± 0.01 | 0.60 ± 0.02 | 9.50 ± 0.23 | 9.75 |
| Annealed PffBT4T-2OD:PC71BM (80 °C) | 16.97 ± 0.17 | 0.75 ± 0.01 | 0.59 ± 0.02 | 7.46 ± 0.13 | 7.65 |
| Annealed PffBT4T-2OD:PC71BM (150 °C) | 15.32 ± 0.33 | 0.76 ± 0.01 | 0.57 ± 0.01 | 6.62 ± 0.14 | 6.80 |