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| Composition of photoactive layera | PCBM-Ph-P3HT (wt%) | V OC (V) | J SC (mA cm−2) | FF (%) | PCE (%) |
|---|---|---|---|---|---|
| 0 : 1 : 0.8 | 0 | 0.62 | 8.93 | 0.54 | 3.03 |
| 0.009 : 1 : 0.8 | 0.5 | 0.60 | 9.82 | 0.54 | 3.13 |
| 0.018 : 1 : 0.8 | 1 | 0.62 | 9.92 | 0.55 | 3.40 |
| 0.036 : 1 : 0.8 | 2 | 0.63 | 9.69 | 0.54 | 3.28 |
PCBM-Ph-P3HT : P3HT : PCBM = x mg : 1 mg : 0.8 mg.
