1.12-W Q-switched Yb:KGW laser based on transmission-type Bi2Se3 saturable absorber*
Liu Jing-Huia), Tian Jin-Ronga)†, Hu Meng-Tinga), Xu Run-Qina), Dou Zhi-Yuana), Yu Zhen-Huab), Song Yan-Ronga)‡
       
Detected Q-switched pulse trains at pump powers of (a) 8.79 W, (b) 11.3 W, and (c) 13.7 W; (d) stable long-term pulse trains at a pump power of 13.7 W.