Table 1 PEF, AEF, and EEF of GeSi MQWs and GeSi MQW-NPAs
PL enhancement factor (PEF) | Absorption enhancement factor (AEF) | Extraction enhancement factor (EEF) | |
---|---|---|---|
As-grown MQWs | 1 | 1 | 1 |
Sample A | 2.61 | 1.55 | 2.66 |
Sample B | 2.25 | 1.4 | 1.02 |
Sample C | 1.55 | 1.18 | 0.34 |
PL enhancement factor (PEF) | Absorption enhancement factor (AEF) | Extraction enhancement factor (EEF) | |
---|---|---|---|
As-grown MQWs | 1 | 1 | 1 |
Sample A | 2.61 | 1.55 | 2.66 |
Sample B | 2.25 | 1.4 | 1.02 |
Sample C | 1.55 | 1.18 | 0.34 |