Aperture efficiency and mode constituent analysis for OAM vortex beam generated by digital metasurface

张迪, 曹祥玉, 杨欢欢, 高军, 吕世奇

Di Zhang(张迪), Xiangyu Cao(曹祥玉), Huanhuan Yang(杨欢欢), Jun Gao(高军), Shiqi Lv(吕世奇)

中国物理B . 2019, (3): 34204 -034204 . DOI: 10.1088/1674-1056/28/3/034204