Ultra-thin single-layer transparent geometrical phase gradient metasurface and its application to high-gain circularly-polarized lens antenna

Li Tang-Jing^†,, Liang Jian-Gang, Li Hai-Peng, Liu Ya-Qiao

The power flow in (a) the xoz plane and (b) yoz plane. (c) The normalized power intensity on the z axis under RCP plane wave at 13 GHz.