Table 2 Decay times, weights of the fast component and average lifetimes at various fluence for the 2.5 nm Si NCs at λm = 590 nm.
From: Tunability Limit of Photoluminescence in Colloidal Silicon Nanocrystals
Fluence | 100 I0 | 30 I0 | 10 I0 | 3 I0 | I0 |
|---|---|---|---|---|---|
τ1 (ns) | 3.18 | 3.36 | 3.52 | 3.95 | 4.34 |
τ2 (ns) | 36.60 | 38.77 | 41.21 | 46.71 | 55.89 |
weight of τ1 (%) | 81 | 75 | 70 | 69 | 66 |
〈τ〉 (ns) | 9.63 | 12.11 | 14.97 | 17.42 | 21.65 |
