Photovoltaic parameters of the polymer:NFA blend films.
| Blend | V OC (V) | J SC (mA cm−2) | J SC,EQE (mA cm−2) | FF (%) | PCE (%) |
|---|---|---|---|---|---|
| PBDB-T:IC2F-BEH-IC2F | 0.704 (0.700 ± 0.004) | 23.64 (22.79 ± 0.53) | 22.29 | 66.38 (64.48 ± 2.31) | 11.05 (10.29 ± 0.56) |
| PBDB-T:IPC-BEH-IC2F | 0.852 (0.852 ± 0.004) | 22.29 (21.88 ± 0.23) | 20.91 | 66.83 (64.10 ± 1.80) | 12.70 (12.01 ± 0.36) |
| PBDB-T:IPC-BEH-IPC | 0.967 (0.968 ± 0.003) | 15.22 (15.08 ± 0.21) | 15.59 | 49.37 (48.13 ± 0.72) | 7.26 (7.03 ± 0.18) |
| PM6:IC2F-BEH-IC2F | 0.821 (0.827 ± 0.006) | 20.49 (19.58 ± 0.57) | 19.88 | 62.45 (61.22 ± 1.77) | 10.50 (9.91 ± 0.47) |
| PM6:IPC-BEH-IC2F | 0.931 (0.938 ± 0.006) | 14.41 (14.13 ± 0.18) | 13.30 | 50.45 (49.58 ± 0.14) | 6.77 (6.57 ± 0.14) |