Author:
Peng Siwei,Li Chuangkai,Liu Xuanyi,Fu H. Y.,Li Qian
Abstract
We demonstrate an all-polarization-maintaining Tm-doped fiber laser mode-locked by linear-cavity interferometric NPE, achieving robust 3rd-order harmonic mode-locking at 1934 nm with a pulse duration of ~720 fs and a repetition rate of 36 MHz.