Broadband Q-switching
A 2D transition metal dichalcogenide that enables passive Q-switched laser operation from near-infrared to mid-infrared.
Wenyao, Zhang · Gan, Yiyu · Huang, Hongfu · Liang, Guowen · Qi, Kang · Leng, Xudong · Jing, Qun · Wen, Qiao
ACS Applied Materials & Interfaces 2023
Saturation intensity 95.57 GW/cm² and modulation depth 9.24% at 1.0 μm
Saturation intensity 3.11 GW/cm² and modulation depth 7.26% at 2.0 μm
Saturation intensity 15.8 MW/cm² and modulation depth 17.1% at 3.0 μm
Broadband passive Q-switched laser operation from 1.0 to 3.0 μm