Yu Deng, Chao Ning, Zhuo-Fei Fan, Shuman Liu, Cheng Wang
Abstract
This work reports the measured differential gain and gain compression factor of interband cascade lasers for the first time. It is found that the differential gain is comparable to those of quantum well lasers, while the gain compression factor is two orders of magnitude higher.
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This work reports the measured differential gain and gain compression factor of interband cascade lasers for the first time. It is found that the differential gain is comparable to those of quantum well lasers, while the gain compression factor is two orders of magnitude higher.
Key concepts: Differential gain, Cascade, Gain compression, Laser, Gain, Information gain, Compression (physics), Semiconductor laser theory