Table 1. Optical Properties of Copolymers.
polymer | λmax (film) (nm) | ε (M–1 cm–1) | band gapopt | HOMO (eV) | LUMO (eV) |
---|---|---|---|---|---|
HXS-1 | 524 | 0.5 × 105 | 1.90 | –5.22 | –3.32 |
HXS-2 | 516 | 1.2 × 106 | 1.85 | –5.15 | –3.44 |
HXS-3 | 520 | 6.1 × 106 | 1.83 | –5.22 | –3.39 |
HXS-4 | 370 | 7.1 × 106 | 1.65 | –5.32 | –3.67 |
HXS-5 | 598 | 3.7 × 106 | 1.78 | –5.08 | –3.30 |