Table 2 Summarized performance of quasi-2D PeLEDs with different concentrations of PVP
From: High-Performance Quasi-2D Perovskite Light-Emitting Diodes Via Poly(vinylpyrrolidone) Treatment
PVP ratio | Vturn-on (V) | Lmax (cd m−2) | CEmax (cd A−1) | EL peak (nm) | PL peak (nm) |
|---|---|---|---|---|---|
Without PVP | 3.5 | 2920 | 1.38 | 523.0 | 522.4 |
2 mg/mL | 3.2 | 6870 | 10.83 | 516.2 | 515.4 |
3 mg/mL | 3.1 | 10,700 | 11.68 | 513.0 | 512.2 |
4 mg/mL | 3.1 | 3430 | 3.97 | 512.0 | 511.1 |