1.5-MHz repetition rate passively Q-switched Nd:YVO<sub>4</sub> laser based on WS<sub>2</sub> saturable absorber

1.5-MHz repetition rate passively Q-switched Nd:YVO₄ laser based on WS₂ saturable absorber

Wang Xi^{1, 2}, Li Lu^{1, 2}, Li Jin-Ping³, Wang Yong-Gang^{1, 3, †}

(color online) (a) Optical spectrum. (b) Laser beam quality.