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Table 1 PEF, AEF, and EEF of GeSi MQWs and GeSi MQW-NPAs

From: Fabrication and Photoluminescence Study of Large-Area Ordered and Size-Controlled GeSi Multi-quantum-well Nanopillar Arrays

 

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

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