2-μm mode-locked nanosecond fiber laser based on MoS2 saturable absorber
Wang Xiao-Fa †, Peng Xiao-Ling, Jiang Qiu-Xia, Gu Xiao-Hui, Zhang Jun-Hong, Mao Xue-Feng, Yuan Su-Zhen
       

(color online) Characterization of MoS2: (a) Raman spectrum, (b) transmission of the MoS2 film.