Ultra-wideband circular-polarization converter with micro-split Jerusalem-cross metasurfaces
Gao Xi1, 2, †, , Yu Xing-Yang1, Cao Wei-Ping1, Jiang Yan-Nan1, Yu Xin-Hua1
       

Simulated surface current distributions on the cell of metasurface for the y-polarized incident wave at frequencies of (a) 13 GHz, (b) 15 GHz, (c) 18 GHz, and (d) 21 GHz.