Table 1.
Summary of two-photon excited fluorescence lifetimes
| Sample | A1 [%] |
τ1 [ns] |
A2 [%] |
τ2 [ns] |
Exponential τav [ns] |
Laguerre τav [ns] |
Literature τav [ns] |
Ref. | Power [mW] |
|---|---|---|---|---|---|---|---|---|---|
| Rh6G | 1.00 | – | – | – | 3.36 ± 0.23 | 3.35 ± 0.09 | 3.99 | [17] | 2.9 |
| RhB | 1.00 | – | – | – | 2.48 ± 0.11 | 2.34 ± 0.03 | 2.45 | [17] | 2.5 |
| C30 | 1.00 | – | – | – | 1.64 ± 0.05 | 1.57 ± 0.03 | 1.67 | [18] | 5.5 |
| Elastin | 0.75 | 1.97 ± 0.10 | 0.25 | 7.16 ± 0.25 | 4.81 ± 0.10 | 4.57 ± 0.15 | 2.3 | [19] | 5.3 |
| Collagen | 0.67 | 1.71 ± 0.28 | 0.33 | 7.27 ± 0.89 | 5.45 ± 0.71 | 5.00 ± 0.70 | 5.3 | [19] | 6.0 |
| MT | 0.79 | 0.96 ± 0.18 | 0.21 | 3.14 ± 0.46 | 1.93 ± 0.11 | 1.69 ± 0.02 | 0.4 – 5.0 | [20] | 4.0 |
| Tendon | 0.97 | 2.32 ± 0.26 | 0.29 | 8.39 ± 0.20 | 5.91 ± 0.24 | 5.32 ± 0.28 | 9.7 | ||
| Cartilage | 0.74 | 1.67 ± 0.31 | 0.26 | 6.83 ± 0.82 | 5.46 ± 0.44 | 5.68 ± 0.35 | 1.3 | ||
Abbreviations: Rhodamine 6G (Rh6G), Rhodamine B (RhB), Coumarin 30 (C30) and Muscle Tissue (MT).