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Variation of Eg, λmax, EU and s values of the PPMA, PPVA, and PP(MA-VA) thin films of different monomer ratios.
| Sample ID | Thickness, d (nm) | λmax (nm) | Eg(d) (eV) | Eg(i) (eV) | EU (eV) | s | Ee-p |
|---|---|---|---|---|---|---|---|
| PPMA | 213 ± 7 | 326 | 2.77 | 1.84 | 0.42 | 0.10 | 6.67 |
| PP(MA-VA) (3:1) | 197 ± 4 | 332 | 3.15 | 2.35 | 0.33 | 0.12 | 5.55 |
| PP(MA-VA) (1:1) | 175 ± 4 | 336 | 3.12 | 2.26 | 0.46 | 0.09 | 7.40 |
| PP(MA-VA) (1:3) | 137 ± 5 | 345 | 3.00 | 1.74 | 0.90 | 0.05 | 13.3 |
| PPVA | 117 ± 4 | 340 | 2.72 | 1.70 | 0.96 | 0.04 | 16.60 |
