Ultra-wideband low radar cross-section metasurface and its application on waveguide slot antenna array*

Project supported by the National Natural Science Foundation of China (Grant Nos. 61671464, 61701523, and 61471389).

Cong Li-Li, Cao Xiang-Yu, Song Tao, Gao Jun
       

(color online) Reflection phase differences between every two of the three AMC units under (a) x-polarized incidence and (b) y-polarized incidence.