Summary of previously reported polymer FETs based on P3HT and PMMA, and our device, indicating structure, fabrication technique, channel length and width, and mobility value.
| Polymer/polymer | Structure | Method | Channel L/W (μm) | Mobility (cm2 V−1 s−1) | References |
|---|---|---|---|---|---|
| PMMA/P3HT | TGBC | Spin coating | 100/17 200 | 9.99 × 10−3 | 5 |
| PMMA/P3HT | TGBC | Spin coating | 20/1000 | 0.02–0.04 | 9 |
| PMMA/P3HT | TGBC | Spin coating | 20/1000 | 0.08–0.2 | 24 |
| PMMA/P3HT | TGBC | Spin coating | 50/150 | 2.5 × 10−3 | 21 |
| PMMA/P3HT | TGBC | Spin coating | 40/5000 | 0.05 | 33 |
| PMMA/P3HT | TGBC | Dry transfer | 30/110 | 0.013 | 22 |
| P3HT/PMMA | BGTC | Dry transfer | 120/3000 | 1.4 × 10−3 | 11 |
| P3HT : PMMA | BGTC | Vertical phase separation | — | 0.001–0.022 | 12 |
| P3HT/PMMA | BGTC | Mixed-solvent method | 400/10 000 | 4.4 × 10−3 | This work |