Figure 8
From: Broadband diffusion of terahertz waves by multi-bit coding metasurfaces
The fabrication and measurement results of the coding metasurface. (a) The fabrication process for the coding metasurface. (b) Part of the fabricated sample of the 2-bit diffusion coding metasurface. (c) The measured and simulated backward scattering coefficients of the 2-bit coding metasurface in the frequency range from 0.8 to 2 THz under normal incidence. Sim., Simulative; Exp., Experimental.
