Table 5 Hole-electron analysis indices for S0 → S1 excitation (with highest fosc) of compounds.
Compounds | TPBR1 | TPBD2 | TPBD3 | TPBD4 | TPBD5 | TPBD6 |
|---|---|---|---|---|---|---|
Excitation | S0 → S1 | S0 → S1 | S0 → S1 | S0 → S1 | S0 → S1 | S0 → S1 |
λ (nm) | 568.21 | 542.86 | 571.14 | 504.63 | 497.30 | 532.80 |
fos | 2.39 | 1.22 | 1.46 | 1.25 | 1.36 | 0.88 |
E (eV) | 2.18 | 2.28 | 1.92 | 2.457 | 2.49 | 1.97 |
D (Å) | 0.85 | 15.08 | 20.83 | 13.33 | 12.82 | 20.69 |
ECoul (eV) | 2.44 | 1.37 | 0.73 | 1.55 | 1.60 | 0.73 |
Sr (a.u.) | 0.56 | 0.36 | 0.15 | 0.42 | 0.43 | 0.16 |
H (Å) | 7.55 | 6.462 | 4.77 | 6.686 | 6.789 | 4.81 |
t (Å) | − 3.08 | 8.92 | 16.51 | 6.966 | 6.346 | 16.30 |
HDI | 4.39 | 4.64 | 6.35 | 4.48 | 4.32 | 6.34 |
EDI | 4.15 | 5.78 | 6.69 | 5.35 | 5.07 | 6.67 |