Taming the Electromagnetic Boundaries via Metasurfaces: From Theory and Fabrication to Functional Devices

Figure 13

(a) Unit cell and (b) photograph of the dual-band wideband polarization rotator. (c) Transmission spectra of (b). (d) The photograph of the twisted Y-shape chiral metasurface and transmission spectra for (e) linear polarization and (f) circular polarization. Figures are reproduced from [91, 93].

(a)

(b)

(c)

(d)

(e)

(f)