Table 4 Exciton PLQY (QYex), Cu PLQY (QYcu), energy-transfer efficiency (Φ ET), and Cu PL efficiency (Φ Cu) of various QDs dispersed in water
From: Impurity Location-Dependent Relaxation Dynamics of Cu:CdS Quantum Dots
Sample | QY/% | QYex/% | Φ ET/% | Φ Cu/% | QYCu/% |
|---|---|---|---|---|---|
CdS | 9.1 | 9.1 | |||
d-Cu:CdS | 5.3 | 0.9 | 90.9 | 4.84 | 4.4 |
e-Cu:CdS | 3.4 | 0.6 | 93.5 | 2.99 | 2.8 |
a-Cu:CdS | 0.5 | 0.0 | 100 | 0.5 | 0.5 |