Ultra-thin two-dimensional transmissive anisotropic metasurfaces for polarization filter and beam steering application

Guo Wen-Long, Wang Guang-Ming^†,, Li Hai-Peng, Zhang Kun, Cai Tong

(a) and (c) Transmitted efficiencies and (b) and (d) transmitting phase responses of the double and triple layered metasurface element for x-polarized incident waves with the variable a values of 4.1 mm, 2.6 mm, and 1 mm respectively.