MODE-LOCKING IN SEMICONDUCTOR-LASERS BY PHASE-CONJUGATE OPTICAL FEEDBACK

被引:20
|
作者
GRAY, GR [1 ]
DETIENNE, DH [1 ]
AGRAWAL, GP [1 ]
机构
[1] UNIV ROCHESTER,INST OPT,ROCHESTER,NY 14627
关键词
D O I
10.1364/OL.20.001295
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We show theoretically through computer simulations that phase-conjugate optical feedback that is realized through four-wave mixing can produce mode locking in multilongitudinal-mode semiconductor lasers. Phase-conjugate feedback, in contrast to ordinary optical feedback, directly couples pairs of longitudinal modes. For certain strengths of phase-conjugate reflectivities, the phases and beat frequencies of various longitudinal modes become locked in such a way that the laser produces ultrashort mode-locked pulses, even though the laser is pumped continuously.
引用
收藏
页码:1295 / 1297
页数:3
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