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
Simulated and measured far-field radiation patterns at 13 GHz. (a)
xoz
plane, (b)
yoz
plane.