Phase-Gradient Metasurfaces Based on Local Fabry–Pérot Resonances
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Physics Letters"
DOI: 10.1088/0256-307x/37/9/097801
Abstract: In this work we present a new mechanism for designing phase-gradient metasurfaces (PGMs) to control an electromagnetic wavefront with high efficiency. Specifically, we design a transmission-type PGM formed by a periodic subwavelength metallic slit array… read more here.
Keywords: local fabry; based local; gradient metasurfaces; metasurfaces based ... See more keywords
Nonreciprocal Wavefront Engineering with Time-Modulated Gradient Metasurfaces
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review Applied"
DOI: 10.1103/physrevapplied.11.054054
Abstract: Author(s): Zang, JW; Correas-Serrano, D; Do, JTS; Liu, X; Alvarez-Melcon, A; Gomez-Diaz, JS | Abstract: © 2019 American Physical Society. We propose a paradigm to realize nonreciprocal wavefront engineering using time-modulated gradient metasurfaces. The essential… read more here.
Keywords: gradient metasurfaces; modulated gradient; wavefront engineering; nonreciprocal wavefront ... See more keywords
Large asymmetric anomalous reflection in bilayer gradient metasurfaces.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.425987
Abstract: Gradient metasurfaces have attracted much attention due to intriguing wavefront and polarization manipulation. Here, a bilayer gradient metasurface is constructed by use of a rectangular nanorod layer and its complementary nanoaperture. It reveals asymmetric anomalous… read more here.
Keywords: bilayer gradient; anomalous reflection; reflection; gradient metasurfaces ... See more keywords