Q-Switched Ytterbium-Doped Fiber Laser Using Black Phosphorus as Saturable Absorber

查看全文 作　　者：A.H.H.Al-[1]Masoodi;[1]M.H.M.Ahmed;[2]A.A.Latiff;[1]H.Arof;[1,2]S.W.Harun

机构地区：[1]Department of Electrical Engineering,Faculty of Engineering,University of Malaya;[2]Photonics Research Center,University of Malaya

出　　处：《Chinese Physics Letters》索引2016年第33卷第5期,共4页

基　　金：Supported by the University of Malaya under Grant No PG100-2014B 摘　　要：We demonstrate a Q-switched ytterbium-doped fiber laser(YDFL) using a newly developed multi-layer black phosphorous(BP) saturable absorber(SA).The BP SA is prepared by mechanically exfoliating a BP crystal and sticking the acquired BP flakes onto a scotch tape.A small piece of the tape is then placed between two ferrules and incorporated in a YDFL cavity to achieve a stable Q-switched operation in a 1.0 μm region.The laser has a pump threshold of 55.1 mW,a puise repetition rate that is tunable from 8.2 to 32.9kHz,and the narrowest pulse width of 10.8 μs.The highest pulse energy of 328 nJ is achieved at the pump power of 97.6mW.Our results show that multi-layer BP is a promising SA for Q-switching laser operation. 关键词：掺镱光纤激光器可饱和吸收体调Q BP公司磷脉冲重复率开关操作泵浦阈值

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Q-Switched Ytterbium-Doped Fiber Laser Using Black Phosphorus as Saturable Absorber

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