Taming the Electromagnetic Boundaries via Metasurfaces: From Theory and Fabrication to Functional Devices
(a) Sketch of the large-angle FSS. (b) Evolution of the transmission efficiency as a function of the angle of incidence and incident wavelength. (c, d) Top and side views for the tunable band-stop FSS. (e, f) Evolution of the transmission spectra with different geometric parameters. Figures are reproduced from (a, b)  and (c)–(f) .
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