Optical rogue wave in random fiber laser

查看全文 作　　者：JIANGMING [1]XU;JIAN [1]WU;JUN [1]YE;JIAXIN [1]SONG;BAICHENG [2]YAO;HANWEI [1]ZHANG;JINYONG [1]LENG;WEILI [2]ZHANG;PU [1]ZHOU;YUNJIANG [2]RAO

机构地区：[1]College of Advanced Interdisciplinary Studies,National University of Defense Technology,Changsha 410073,China;[2]Fiber Optics Research Centre,Key Laboratory of Optical Fiber Sensing&Communications(Ministry of Education),University of Electronic Science&Technology of China,Chengdu 611731,China

出　　处：《Photonics Research》索引2020年第8卷第1期,共7页

基　　金：National Natural Science Foundation of China(61322505,61905284,61635005);National Postdoctoral Program for Innovative Talents(BX20190063);111 Project of China(B14039);Huo Ying Dong Education Foundation of China(151062);Natural Science Foundation of Hunan Province(2018JJ03588)。 摘　　要：The famous demonstration of optical rogue waves(RWs),a powerful tool to reveal the fundamental physics in different laser scenarios,opened a flourishing time for temporal statistics.Random fiber laser(RFL)has likewise attracted wide attention due to its great potential in multidisciplinary demonstrations and promising applications.However,owing to the distinctive cavity-free structure,it is a scientific challenge to achieve temporal localized RWs in RFLs,whose feedback arises from multiple scattering in disordered medium.Here,we report the exploration of RW in the highly skewed,transient intensity of an incoherently pumped RFL for the first time,to our knowledge,and unfold the involved kinetics successfully.The corresponding frequency domain measurements demonstrate that the RW event arises from a crucial sustained stimulated Brillouin scattering process with intrinsic stochastic nature.This investigation highlights a novel path to fully understanding the complex physics,such as photon propagation and localization,in disordered media. 关键词：FIBER SCATTERING PUMPED

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Optical rogue wave in random fiber laser

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