Pulse generation of erbium-doped fiber laser based on liquid-exfoliated FePS<sub>3</sub>

Pulse generation of erbium-doped fiber laser based on liquid-exfoliated FePS₃

Yin Qing^{1, 3}, Wang Jin², Shi Xin-Yao³, Wang Tao², Yang Jie³, Zhao Xin-Xin³, Shen Zhen-Jiang⁴, Wu Jian^{2, ‡}, Zhang Kai^{3, §}, Zhou Pu², Jiang Zong-Fu²

The performance of the output pulse at a pump power of 100 mW. (a) Emission spectrum of single wavelength. (b) Pulse trains. (c) Single-pulse shape. (d) RF spectrum at f = 60 kHz; inset: RF spectrum over a large range of 600 kHz.