1.6 µm-laser-pumped 1940 nm Gain-Switched Tm-doped Fiber Laser

摘要

We demonstrate a gain-switched Tm-doped fiber laser (TDFL) pumped by a 1.6 µm mode-locked laser. The laser generates the 631.5 kHz 1940 nm gain-switched pulses with the minimum pulse duration of 14.7 ns. © 2020 The Author(s)