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Summary of the photovoltaic parameters of the hybrid PSCs with different concentrations of BBF additives
| Devices (mg mL−1) | VOC (V) | JSC (mA cm−2) | FF | PCE (%) |
|---|---|---|---|---|
| control | 1.10 | 25.35 | 0.77 | 21.60 |
| 0.5 | 1.11 | 25.33 | 0.78 | 22.03 |
| 1.0 | 1.12 | 25.38 | 0.79 | 22.32 |
| 1.5 | 1.14 | 25.33 | 0.81 | 23.24 |
| 2.0 | 1.12 | 25.36 | 0.80 | 22.65 |
