GaAs Based Gratingless Wavelength Tunable Semiconductor Laser

被引:0
|
作者
Wei, Wenxiong [1 ]
Wang, Lei [1 ]
He, Jian-Jun [1 ]
机构
[1] Zhejiang Univ, Dept Opt Engn, State Key Lab Modern Opt Instrumentat, Ctr Integrated Optoelect, Hangzhou 310027, Peoples R China
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中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
we report a simple and compact wavelength switchable laser based on GaAs without grating and epitaxial regrowth. Single-electrode controlled wavelength switching over 30 channels with channel spacing of 0.4nm is achieved, with a SMSR around 30dB. The center wavelength is 877nm, suitable for biological detection.
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页数:3
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