Visible-light all-fiber vortex lasers based on mode selective couplers
Chuchu Dong(董楚楚), Jinhai Zou(邹金海), Hongjian Wang(王鸿健), Han Yao(尧涵), Xianglong Zeng(曾祥龙), Yikun Bu(卜轶坤), Zhengqian Luo(罗正钱)
Chin. Phys. B . 2020, (9): 94204 -094204 .  DOI: 10.1088/1674-1056/aba278