Table 3 Preparation condition and properties of CdTe 0.5 Se 0.5 /Cd 0.5 Zn 0.5 S QDs
From: Near-infrared emitting CdTe0.5Se0.5/Cd0.5Zn0.5S quantum dots: synthesis and bright luminescence
Sample | Reaction time(min) | PL peak | PL efficiency | FWHM (nm) |
---|---|---|---|---|
5a | N/A | 588.2 | 0.9 | 21.4 |
5-1 | 1 | 589.4 | 36.2 | 44.2 |
5-2 | 2 | 603.4 | 44.2 | 56.4 |
5-3 | 3 | 611.0 | 46.2 | 62.2 |
5-4 | 5 | 614.4 | 48.9 | 67.4 |
5-5 | 7 | 621.6 | 52.5 | 67.4 |
5-6 | 10 | 630.4 | 51.6 | 67.6 |
5-7 | 15 | 643.8 | 43.0 | 71.6 |
5-8 | 20 | 663.4 | 44.4 | 77.0 |
5-9 | 35 | 683 | 38.9 | 86.0 |