Efficient manipulation of terahertz waves by multi-bit coding metasurfaces and further applications of such metasurfaces
Sign Up to like & getrecommendations! Published in 2021 at "Chinese Physics B"
DOI: 10.1088/1674-1056/abd6fc
Abstract: Benefiting from the unprecedented superiority of coding metasurfaces at manipulating electromagnetic waves in the microwave band, in this paper, we use the Pancharatnam-Berry (PB) phase concept to propose a high-efficiency reflective-type coding metasurface that can… read more here.
Keywords: manipulation terahertz; bit coding; coding metasurfaces; terahertz waves ... See more keywords
An ultra-wideband 2-bit coding metasurface using Pancharatnam–Berry phase for radar cross-section reduction
Sign Up to like & getrecommendations! Published in 2022 at "Chinese Physics B"
DOI: 10.1088/1674-1056/ac11ec
Abstract: An ultra-wideband 2-bit coding metasurface is designed for radar cross-section (RCS) reduction. The design process is presented in detail, in which a polarization conversion metasurface (PCM) is first proposed. The proposed PCM can realize ultra-wideband… read more here.
Keywords: metasurface; ultra wideband; coding metasurface; bit coding ... See more keywords
Broadband tunable coding metasurfaces based on a metal patch and graphene for beam control at the terahertz frequencies.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.459343
Abstract: We present a broadband tunable coding metasurfaces structure using a cruciate metal patch and circular graphene on a multilayer substrate. By changing the Fermi level of the graphene, we can achieve obvious reflection phase variation… read more here.
Keywords: graphene; beam; control; bit coding ... See more keywords