Passively Q-switched diode-pumped Tm, Ho:LuVO4 laser with a black phosphorus saturable absorber
Li Linjun1, 2, Li Tianxin1, Zhou Long1, Fan Jianying1, †, Yang Yuqiang1, ‡, Xie Wenqiang2, Li Shasha2, §
       

Pump wavelengths of the LD in different pump powers.