Flexible broadband polarization converter based on metasurface at microwave band
Wang Qi1, Kong Xiangkun1, †, Yan Xiangxi1, Xu Yan1, Liu Shaobin1, Mo Jinjun2, Liu Xiaochun3
       

The unit cell of the metasurface: (a) front view of the unit cell, and (b) intuitive scheme of x- to y-polarization EM wave conversion of the metasurface.