Metamaterial Absorbers: From Tunable Surface to Structural Transformation
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202202509
Abstract: Since the first demonstration, remarkable progress has been made in the theoretical analysis, structural design, numerical simulation, and potential applications of metamaterial absorbers (MAs). With the continuous advancement of novel materials and creative designs, the… read more here.
Keywords: tunable surface; metamaterial absorbers; design; surface structural ... See more keywords
Facile Film-Nanoctahedron Assembly Route to Plasmonic Metamaterial Absorbers at Visible Frequencies.
Sign Up to like & getrecommendations! Published in 2019 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.9b01088
Abstract: Plasmonic metamaterial absorbers (MAs) with broadband and near-perfect absorption properties in the visible region were successfully fabricated via a facile film-colloidal nanoparticle (NP) assembly method. In this approach, colloidal octahedral Au NPs were employed as… read more here.
Keywords: absorption; facile film; film nanoctahedron; metamaterial absorbers ... See more keywords
All-Dielectric Terahertz Plasmonic Metamaterial Absorbers and High-Sensitivity Sensing
Sign Up to like & getrecommendations! Published in 2019 at "ACS Omega"
DOI: 10.1021/acsomega.9b02506
Abstract: Two types of plasmonic metamaterial absorbers (PMAs) formed from patterned all-dielectric resonators are designed and demonstrated experimentally in the terahertz (THz) range. Both PMAs use a simple grating design on highly N-doped silicon. The first… read more here.
Keywords: absorption; dielectric terahertz; high sensitivity; metamaterial absorbers ... See more keywords
Plasmon-Enhanced Infrared Spectroscopy Based on Metamaterial Absorbers with Dielectric Nanopedestals
Sign Up to like & getrecommendations! Published in 2018 at "ACS Photonics"
DOI: 10.1021/acsphotonics.8b00702
Abstract: In this study, we introduce a sensing platform based on plasmonic metamaterial absorbers (MAs) with dielectric nanopedestals for the ultrasensitive detection of monolayer biomolecules. MAs with nanopedestals, which allow access to extremely high near-field intensities… read more here.
Keywords: enhanced infrared; infrared spectroscopy; plasmon enhanced; dielectric nanopedestals ... See more keywords
Broadband graphene-based metamaterial absorbers
Sign Up to like & getrecommendations! Published in 2018 at "AIP Advances"
DOI: 10.1063/1.4998321
Abstract: In this paper, a new type of broadband tunable metamaterial absorber is proposed. The structure consists of a single-layer ring graphene and a metal ground plane separated by a dielectric spacer. The graphene rings are… read more here.
Keywords: metamaterial absorbers; based metamaterial; graphene based; broadband graphene ... See more keywords
Terahertz biosensing based on bi-layer metamaterial absorbers toward ultra-high sensitivity and simple fabrication
Sign Up to like & getrecommendations! Published in 2019 at "Applied Physics Letters"
DOI: 10.1063/1.5111584
Abstract: Metamaterial absorbers have proven their ability to sense in the terahertz domain. However, the sensitivity is always limited by the poor spatial overlap between the analyte and the localized enhanced electromagnetic field. Here, we try… read more here.
Keywords: fabrication; sensitivity; terahertz biosensing; cross shaped ... See more keywords
Flexible perfect metamaterial absorbers for electromagnetic wave
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Electromagnetic Waves and Applications"
DOI: 10.1080/09205071.2017.1312557
Abstract: Abstract The flexible metamaterials (MMs) provide a new field in controlling electromagnetic waves. This paper comprises the MMs made on flexible and elastic substrates, together with the relevant techniques and approaches. The perspective is also… read more here.
Keywords: absorption; water; flexible perfect; electromagnetic wave ... See more keywords
Metamaterial Absorbers for Lining System Shield Box and Packaging: Cavity Analysis and Equivalent Material Design
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Electromagnetic Compatibility"
DOI: 10.1109/temc.2020.3041490
Abstract: Metamaterial absorbers have been introduced as custom-designed solutions for mitigating radiated emissions from a system shield box. In this article, the analysis of these system enclosures is generalized by using a cavity analysis approach. Inspecting… read more here.
Keywords: system; metamaterial absorbers; shield box; cavity ... See more keywords
Analysis of the thickness dependence of metamaterial absorbers at terahertz frequencies.
Sign Up to like & getrecommendations! Published in 2018 at "Optics express"
DOI: 10.1364/oe.26.002242
Abstract: Metamaterial absorbers typically consist of a metamaterial layer, a dielectric spacer layer, and a metallic ground plane. We have investigated the dependence of the metamaterial absorption maxima on the spacer layer thickness and the reflection… read more here.
Keywords: absorption; layer; dependence metamaterial; terahertz frequencies ... See more keywords
Characterizations of reconfigurable infrared metamaterial absorbers.
Sign Up to like & getrecommendations! Published in 2018 at "Optics letters"
DOI: 10.1364/ol.43.004783
Abstract: We propose four types of metamaterial absorbers (MAs) to have tunable absorption resonance and polarization-dependent/independent, single-band, and dual-band switch characterizations. By tailoring four types of MAs with different heights between top and bottom metal layers,… read more here.
Keywords: characterizations reconfigurable; dual band; switch; band ... See more keywords
Wide-angle perfect metamaterial absorbers based on cave-rings and the complementary patterns
Sign Up to like & getrecommendations! Published in 2018 at "Optical Materials Express"
DOI: 10.1364/ome.8.002520
Abstract: Wide-angle polarization-insensitive triple-band perfect metamaterial absorbers (PMAs) based on single resonators are investigated. Generally speaking, the single resonator can only generate an absorption peak induced by the excitation of a fundamental resonance. Here, the designed… read more here.
Keywords: absorption; wide angle; perfect metamaterial; angle perfect ... See more keywords