Acta Photonica Sinica, Volume. 51, Issue 2, 0251208(2022)
Optimization of Electron Injectors for Interband Cascade Lasers（Invited）
Figures & Tables(6)
Fig. 1. Band structure of the active region and carrier distributions
Fig. 2. The CW L-I-V characteristics for the 20-μm-wide and 4-mm-long devices
Fig. 3. Band structure near the semimetal interface in the active region
Fig. 4. Relationship between external quantum efficiency and cavity length
Fig. 5. Relationship between threshold current density and cavity length
Table 1. ICL performance parameters obtained by cavity length analysis
View tableView in ArticleTable 1. ICL performance parameters obtained by cavity length analysis
Parameter S1 S2 Internal quantum efficiency ηi 1.51 1.74 Waveguide loss αw/cm-1 3.01 4.79 Mode gain coefficient G/（cm·A-1） 0.042 0.048 Transparent current density Jtr/（A·cm-2） 94.03 88.52 Carrier lifetime τ/ns 0.71 0.70
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Chao NING, Ruixuan SUN, Tian YU, Shuman LIU, Jinchuan ZHANG, Ning ZHUO, Lijun WANG, Junqi LIU, Shenqiang ZHAI, Yuan LI, Fengqi LIU. Optimization of Electron Injectors for Interband Cascade Lasers（Invited）[J]. Acta Photonica Sinica, 2022, 51(2): 0251208
Paper Information
Category: Special Issue for Ultrafast Optics
Received: Nov. 1, 2021
Accepted: Jan. 2, 2022
Published Online: May. 19, 2022
The Author Email: LIU Shuman (liusm@semi.ac.cn)
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