Table 2.
The Stern-Volmer quenching constant (KSV) and bimolecular quenching constant (kq) at different temperatures.
| Compounds | Temperature (K) | n | KSV (M) | Kq ( × 1012) |
|---|---|---|---|---|
| HBPAH | 298 | 1.30 | 4.12 × 104 | 4.12 |
| 308 | 1.10 | 7.73 × 103 | 0.77 | |
| 313 | 0.68 | 6.12 × 104 | 6.12 | |
| BPAH | 298 | 2.15 | 6.13 × 104 | 6.13 |
| 308 | 1.49 | 4.41 × 104 | 4.41 | |
| 313 | 1.14 | 4.68 × 104 | 4.68 | |
| FMPAH | 298 | 0.98 | 6.35 × 104 | 6.35 |
| 308 | 0.69 | 1.69 × 104 | 1.69 | |
| 313 | 0.35 | 1.08 × 104 | 1.08 | |
| EPAH | 298 | 1.94 | 2.13 × 103 | 0.21 |
| 308 | 0.85 | 1.31 × 103 | 0.13 | |
| 313 | 0.79 | 1.22 × 103 | 0.12 | |
| PPAH | 298 | 1.4 | 4.46 × 105 | 44.6 |
| 308 | 1.7 | 6.64 × 105 | 66.4 | |
| 313 | 1.7 | 7.49 × 105 | 74.9 |