Table 1. Photovoltaic Performance and Ionization Potential (IP) and Electron Affinity (EA) Values of PDI-Based and Fused Aromatic Ring Electron Acceptors.
| acceptor | EA (eV) | IP (eV) | donor | PCE (%) | VOC (V) | JSC (mA/cm2) | FF | ref |
|---|---|---|---|---|---|---|---|---|
| 1.1a | 4.06 | 6.02 | PBDTTT-C-T | 3.20 | 0.77 | 9.00 | 0.46 | (5) |
| 1.1b | 3.86 | 5.90 | PBDT-TS1 | 5.45 | 0.80 | 12.85 | 0.53 | (6) |
| 1.2 | 4.04 | 6.13 | PBDTT-F-TT | 5.90 | 0.80 | 11.98 | 0.59 | (8) |
| 1.3 | 3.85 | 6.05 | PDBT-T1 | 7.16 | 0.90 | 11.98 | 0.66 | (9) |
| 1.4 | 3.77 | 6.04 | PTB7 | 5.21 | 0.79 | 10.90 | 0.60 | (10) |
| PBDTT-F-TT | 6.05 | 0.80 | 13.30 | 0.57 | ||||
| 1.5 | 3.84 | 5.65 | PBDTTT-C-T | 6.08 | 0.84 | 12.83 | 0.56 | (12) |
| 1.6 | 3.72 | 5.77 | PBDTT-F-TT | 5.53 | 0.91 | 11.70 | 0.52 | (14) |
| 1.7a | 3.75 | 6.00 | PffBT4T-2DT | 4.3 | 0.96 | 9.2 | 0.49 | (15) |
| 1.7b | 3.75 | 6.01 | PffBT4T-2DT | 4.2 | 0.94 | 8.5 | 0.53 | (15) |
| 1.8 | 3.83 | 5.90 | PffBT4T-2DT | 6.30 | 0.98 | 10.70 | 0.57 | (17) |
| 1.9 | 4.01 | 6.02 | PBTI3T | 3.67 | 1.03 | 6.56 | 0.55 | (19) |
| 1.11a | 3.80 | 5.80 | PSEHTT | 5.04 | 0.86 | 10.14 | 0.58 | (20) |
| 1.11b | 3.66 | 5.82 | PSEHTT | 6.37 | 0.92 | 12.56 | 0.55 | (21) |