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) Output power versus the pump power. (b) Evolutions of the pulse repetition rate and the pulse width with the pump power. (c) The pulse trains and single pulse profile of the shortest pulse. (d) Evolutions of the pulse peak power and the pulse energy with pump power.