Harmonic mode locking by synchronous optical pumping of a saturable absorber with the residual pump

被引:7
作者
Guina, M [1 ]
Okhotnikov, OG [1 ]
机构
[1] Tampere Univ Technol, Optoelect Res Ctr, FIN-33101 Tampere, Finland
关键词
D O I
10.1364/OL.28.000358
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
An actively mode-locked fiber laser is demonstrated, for the first time to our knowledge, by modulation of a saturable-absorber mirror with the light used simultaneously for pumping the gain fiber. Stabilization of a harmonically passive mode-locked fiber laser that generates soliton pulses of 550-fs duration is obtained with this technique. The results indicate a reduction of supermode suppression by more than 55 dB. The timing jitter is improved by 9 dB. (C) 2003 Optical Society of America.
引用
收藏
页码:358 / 360
页数:3
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