Table 2.
Lifetime of the pyrene monomers, M*, and the rise time and decay of the E* of CS@Py registered for each solvent under nitrogen atmosphere.[a]
| Solvent | ML* | MS* | E* | |
|---|---|---|---|---|
| τ1 [ns] | τ2 [ns] | τg [ns] | τd [ns] | |
| Hexane | 65.5±5.0 (10) | 5.2±0.4 (90) | 5.6±0.6 (−120) | 46.9±1 (100) |
| Dichloromethane | 34.3±2 (11) | 3.7±0.3 (89) | 4.0±3 (−109) | 58.8±4.0 (100) |
| Ethyl acetate | 73.9±2 (29) | 13.2±1 (71) | 9.2±0.1 (−156) | 49.8±0.5 (100) |
| Tetrahydrofuran | 84.9±2 (30) | 14.3±1 (70) | 19.0±2 (−120) | 58.0±1 (100) |
| Chloroform | 34.8±1 (75) | 13.1±2 (25) | 13.0±0.3 (−127) | 39.0±1 (100) |
| Toluene | 89.8±6 (22) | 20.1±1 (78) | 22.6±1 (−105) | 58.6±2 (100) |
| Dioxane | 81.1±2 (46) | 21.8±1 (54) | 24.2±3 (−109) | 63.2±4 (100) |
[a] Relative contribution to the biexponential fit given in parentheses.