Table 1 Time-resolved PL parameters of BA2MA4Pb5I16-10xBr10x films spin-coated on glass substrates
From: Stable High-Efficiency Two-Dimensional Perovskite Solar Cells Via Bromine Incorporation
Sample | A1 | τ1 (ns) | A2 | τ2 (ns) | τ (ns) |
|---|---|---|---|---|---|
0 (x = 0) | 0.86 | 0.49 | 0.14 | 3.45 | 0.90 |
5 (x = 0.05) | 0.80 | 1.32 | 0.20 | 6.08 | 2.72 |
10 (x = 0.10) | 0.75 | 1.59 | 0.25 | 9.12 | 3.47 |
15 (x = 0.15) | 0.83 | 0.76 | 0.17 | 4.04 | 1.31 |