Q-switched all-fiber lasers with saturable absorbers

被引:81
作者
Kurkov, A. S. [1 ]
机构
[1] Russian Acad Sci, AM Prokhorov Gen Phys Inst, Moscow 119991, Russia
基金
俄罗斯基础研究基金会;
关键词
fiber laser; saturable absorber; mode-locking; Q-switching; HOLMIUM FIBER; MU-M; MODULATION; GENERATION; DYNAMICS; PULSES; CW;
D O I
10.1002/lapl.201010142
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
In this brief review we consider the relatively new design of the pulsed fiber lasers, namely lasers with the fiber saturable absorber (FSA). Main advantage of this design consists in a possibility to realize a simple all-fiber scheme of Q-switched laser. We show that such lasers can be based on the different types of the fiber absorber and operate in the different spectral ranges. Up to now a set of the pulsed lasers were build. Pulse energy from several mu J to several hundred mu J was demonstrated. Pear power was changed from tens W to several kW with the pulse duration from 50 ns to 1 mu s. We show that described principles of Q-switching can be applied for other types of the fiber lasers. Also, new fiber absorbers are suggested. [GRAPHICS] Oscillation spectrum of Yb:Ho fiber laser (C) 2011 by Astro Ltd. Published exclusively by WILEY-VCH Verlag GmbH & Co. KGaA
引用
收藏
页码:335 / 342
页数:8
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