光纤可饱和吸收体在光纤激光器被动调Q中的应用进展  

Application Progress of Fiber Saturable Absorbers in the Passive Q-Switching of Fiber Lasers

作　　者：陶蒙蒙 谌鸿伟[1,2] 叶景峰 冯国斌[1,2] TAO Meng-meng;CHEN Hong-wei;YE Jing-feng;FENG Guo-bin(State Key Laboratory of Laser Interaction with Matter,Xi’an 710024,China;Northwest Institute of Nuclear Technology,Xi’an 710024,China)

机构地区：[1]激光与物质相互作用国家重点实验室,西安710024 [2]西北核技术研究所,西安710024

出　　处：《现代应用物理》2021年第4期44-55,共12页Modern Applied Physics

基　　金：国家自然科学基金资助项目(62105268);激光与物质相互作用国家重点实验室基金资助项目(SKLLIM2009,SKLLIM2113)。

摘　　要：调Q是获得脉冲激光输出的一种重要技术手段。近年来,利用掺杂光纤作为可饱和吸收体实现对全光纤激光器被动调Q的研究得到了广泛关注。本文介绍了光纤可饱和吸收体的基本特性及显著优势,评述了其在光纤激光器宽带调Q、高重频调Q和大能量调Q等领域的国内外应用进展,并对今后的发展趋势进行了展望。Q-switching is an important method for pulse laser generation.Recently,passive Q-switching of all-fiber lasers with doped fibers as saturable absorbers has drawn much attention.In this work,the basic characteristics and remarkable merits of fiber saturable absorbers are introduced.Meanwhile,the applications in wideband Q-switching,high repetition Q-switching,and high energy Q-switching,are reviewed.The perspective of future development is also discussed.

关 键 词：光纤可饱和吸收体 被动调Q 模场面积失配 脉冲调制 

分 类 号：O432[机械工程—光学工程]