期刊
OPTICS COMMUNICATIONS
卷 479, 期 -, 页码 -出版社
ELSEVIER
DOI: 10.1016/j.optcom.2020.126377
关键词
Surface grating; Gain-coupled; 770 nm; Distributed-feedback
类别
资金
- National Science and Technology Major Project of China [2016YFE0200700, 2017YFB0503100, 2017YFB040 5100, 2018YFB0504600, 2018YFB2200300]
- Frontier Science Key Program of the President of the Chinese Academy of Sciences [QYZDYSSW-JSC006]
- National Natural Science Foundation of China (NSFC) [11874353, 61935009, 61934003, 61674148, 61904179, 61727822, 61805236]
- Science and Technology Development Project of Jilin Province [20200401069GX, 20200401062GX]
- Opened Fund of the State Key Laboratory of Integrated Optoelectronics [IOSKL2018KF21]
- Youth Program of National Natural Science Foundation of China [61904179]
- Dawn Talent Training Program of CIOMP
The single-longitudinal-mode gain-coupled DFB lasers based on high-order gain-coupled surface gratings emitting at 770 nm window provide stable performance with high output power and narrow linewidth, making them a practical manufacturing method for commercial applications in the 770 nm region.
Single-longitudinal-mode gain-coupled distributed feedback (DFB) lasers based on high-order gain-coupled surface gratings emitting at 770 nm window are implemented. The periodic surface metal p-contact with insulated grating grooves realizes a gain coupled mechanism. Our devices provided a single longitudinal mode with the maximum CW output power up to 116.8 mW@400 mA with facet coated (HR 99%, AR<0.5%), 3 dB linewidth is 0.26 pm and SMSR is 36 dB. Due to easy-to-manufacture technology and stable performance, it provides a practical gain-coupled distributed feedback laser emitting at 770 nm region manufacturing method for commercial applications.
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