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    Sb2Te3 topological insulator for 52 nm wideband tunable Yb-doped passively Q-switched fiber laser

    Topological insulator Sb2Te3 has the advantage of broadband saturable absorption from the visible to the infrared bands. Herein, the two-dimensional material Sb2Te3 saturable absorber (SA) of the topological insu...

    Tao Wang 王涛, Qiang Yu 俞**, Kun Guo 郭琨… in Frontiers of Information Technology & Elec… (2021)