Monolayer Plasmonic Nanoframes as Large-Area, Broadband Metasurface Absorbers.
Sign Up to like & getrecommendations! Published in 2022 at "Small"
DOI: 10.1002/smll.202201171
Abstract: Broadband absorbers are useful ultraviolet protection, energy harvesting, sensing, and thermal imaging. The thinner these structures are, the more device-relevant they become. However, it is difficult to synthesize ultrathin absorbers in a scalable and straightforward… read more here.
Keywords: metasurface absorbers; large area; broadband; broadband metasurface ... See more keywords
Broadband metasurface design for terahertz quantumâcascade VECSEL
Sign Up to like & getrecommendations! Published in 2020 at "Electronics Letters"
DOI: 10.1049/el.2020.1963
Abstract: A broadband active metasurface is designed around quantum-cascade (QC) gain material for use in a broadband tunable QC vertical external-cavity surface-emitting laser (VECSEL). The metasurface is based on a unit cell containing two resonant waveguide… read more here.
Keywords: broadband metasurface; quantum cascade; metasurface design; metasurface ... See more keywords
A broadband metasurface Luneburg lens for microwave surface waves
Sign Up to like & getrecommendations! Published in 2017 at "Applied Physics Letters"
DOI: 10.1063/1.5003571
Abstract: A broadband planar microwave Luneburg lens made of a three-layer metasurface with hexagonal symmetry is presented. This metasurface supports a transverse-electric mode confined to the surface that presents very low dispersion and a stable mode… read more here.
Keywords: luneburg lens; broadband metasurface; metasurface; metasurface luneburg ... See more keywords
Broadband Metasurface Antenna Using Hexagonal Loop-Shaped Unit Cells
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.3043656
Abstract: A broadband metasurface antenna with a novel hexagonal loop-shaped unit cell structure is presented. A hexagonal loop element array is proposed as the main metasurface radiator, which is aperture-fed through a microstrip line and a… read more here.
Keywords: hexagonal loop; metasurface antenna; broadband metasurface; unit ... See more keywords
Design of a broadband metasurface sound absorber based on Hilbert fractal
Sign Up to like & getrecommendations! Published in 2023 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/09544062231164511
Abstract: In this paper, a new fractal-based broadband metasurface absorber is developed, which is based on the excellent space-filling ability of the Hilbert fractal. Each unit cell in absorber consists of a micro perforated panel (MPP)… read more here.
Keywords: broadband; design; hilbert fractal; absorption ... See more keywords
Broadband metasurface aberration correctors for hybrid meta/refractive MWIR lenses.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.460941
Abstract: A method for designing multi-metasurface layouts for optical aberration correction is presented. All-dielectric metasurfaces are combined with conventional refractive optics to form a hybrid lens. The optical power of a hybrid lens is primarily provided… read more here.
Keywords: optics; metasurface aberration; hybrid lens; metasurface ... See more keywords
Multilayer broadband metasurface for ultra-low sidelobe OPA application in mid-infrared band
Sign Up to like & getrecommendations! Published in 2021 at "Applied Physics Express"
DOI: 10.35848/1882-0786/ac200d
Abstract: This letter proposes an all-solid-state, ultra-low sidelobe optical phased array (OPA) by arranging the broadband metasurface units in the mid-infrared band. Simulation results demonstrate that the OPA generates a specific or a continuous beam sweep… read more here.
Keywords: ultra low; broadband metasurface; sidelobe; metasurface ... See more keywords