Fast Swept-Wavelength, Low Threshold-Current, Continuous-Wave External Cavity Quantum Cascade Laser
Abstract We present a low threshold-current and fast wavelength-tuning external cavity quantum cascade laser (EC-QCL) using a scanning galvanometer in the Littman-Metcalf cavity geometry. The EC-QCL could repeatedly swept at 100 Hz over its full tuning range of about 290 nm (2105 cm−1 to 2240 cm−1),...
Main Authors: | Xuefeng Jia, Lijun Wang, Zhiwei Jia, Ning Zhuo, Jinchuan Zhang, Shenqiang Zhai, Junqi Liu, Shuman Liu, Fengqi Liu, Zhanguo Wang |
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Format: | Article |
Language: | English |
Published: |
SpringerOpen
2018-10-01
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Series: | Nanoscale Research Letters |
Subjects: | |
Online Access: | http://link.springer.com/article/10.1186/s11671-018-2765-1 |
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