3D Graphene Straintronics for Broadband Terahertz Modulation
Sign Up to like & getrecommendations! Published in 2024 at "Advanced Electronic Materials"
DOI: 10.1002/aelm.202300853
Abstract: The increasing utilization of terahertz (THz) bandwidth in both industrial and private sectors highlights the significance of efficient terahertz shielding and absorption devices. These devices play a crucial role in safeguarding electronic components from disruptive… read more here.
Keywords: broadband terahertz; graphene straintronics; terahertz modulation; absorption ... See more keywords
Broadband terahertz metamaterial absorber based on coplanar multi-strip resonators
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-017-7651-6
Abstract: Broadband terahertz metamaterial absorber formed by four different-shaped metallic strips and a dielectric layer on top a metallic ground plane is theoretically demonstrated. The combination of the four metallic strips structure gives rise to an… read more here.
Keywords: terahertz metamaterial; absorber based; metamaterial absorber; absorber ... See more keywords
Broadband terahertz dielectric spectroscopy of alcohols
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Physics Letters"
DOI: 10.1016/j.cplett.2017.04.026
Abstract: Abstract We have studied the complex dielectric properties of a series of alcohols in 0.5–10 THz frequency range using THz time-domain spectroscopy. The dielectric response observed has contribution from a Debye relaxation process and three damped… read more here.
Keywords: terahertz dielectric; spectroscopy alcohols; spectroscopy; dielectric spectroscopy ... See more keywords
A high-performance broadband terahertz absorber based on single layer cross-shaped graphene
Sign Up to like & getrecommendations! Published in 2021 at "Optik"
DOI: 10.1016/j.ijleo.2021.167249
Abstract: Abstract In this paper, we propose an easy-to-fabricate, broadband terahertz (THz) absorber constructed by a single layer of cross-shaped graphene and a metallic mirror separated by a thin silicon layer. Over 90% absorption can be… read more here.
Keywords: broadband terahertz; layer; single layer; shaped graphene ... See more keywords
A tunable ultra-broadband terahertz absorber based on two layers of graphene ribbons
Sign Up to like & getrecommendations! Published in 2020 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2019.105853
Abstract: Abstract In this paper, a novel configuration of a tunable ultra-broadband terahertz (THz) absorber based on two layers of graphene ribbons and two different kinds of substrate materials has been proposed. The recently suggested equivalent… read more here.
Keywords: ultra broadband; tunable ultra; layers graphene; two layers ... See more keywords
Broadband Terahertz Spectroscopy of Glutathione
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Journal of Analytical Chemistry"
DOI: 10.1016/s1872-2040(20)60053-6
Abstract: Abstract The conformation of glutathione is of great significance for its biological function. In this study, the absorption spectra of reduced (GSH) and oxidized (GSSG) glutathione in the frequency range of 0.5–12.0 THz were obtained… read more here.
Keywords: absorption; thz; glutathione; spectroscopy ... See more keywords
Gapless Broadband Terahertz Emission from a Germanium Photoconductive Emitter
Sign Up to like & getrecommendations! Published in 2018 at "ACS Photonics"
DOI: 10.1021/acsphotonics.8b00460
Abstract: Photoconductive terahertz (THz) emitters have been fulfilling many demands required for table-top THz time-domain spectroscopy up to 3–4 THz. In contrast to the widely used photoconductive materials such as GaAs and InGaAs, Ge is a… read more here.
Keywords: gapless broadband; emitter; broadband terahertz; thz ... See more keywords
Theoretical research on a broadband terahertz absorber for thermally controlled radiation emission based on the epsilon-near-zero mode.
Sign Up to like & getrecommendations! Published in 2024 at "Dalton transactions"
DOI: 10.1039/d4dt02032d
Abstract: In this paper, a tunable and ultra-broadband terahertz (THz) absorber is proposed. The absorber, which is built upon the conventional metal-dielectric-metal tri-layer configuration, incorporates a KCl thin film within the dielectric gap situated between the… read more here.
Keywords: broadband terahertz; thermally controlled; broadband; epsilon near ... See more keywords
Ultra-broadband terahertz absorber based on a multilayer graphene metamaterial
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Applied Physics"
DOI: 10.1063/5.0019902
Abstract: An ultra-broadband absorber is introduced based on a multilayer graphene structure. Wave absorption of the optimized device is >90% in the bandwidth between 1.12 THz and 3.78 THz. Electric field distributions are studied to analyze the working… read more here.
Keywords: terahertz absorber; based multilayer; ultra broadband; multilayer graphene ... See more keywords
Multi-stacked polarization insensitive broadband terahertz metamaterial
Sign Up to like & getrecommendations! Published in 2024 at "Journal of Applied Physics"
DOI: 10.1063/5.0203862
Abstract: In this article, we present a polarization-insensitive terahertz metamaterial designed by stacking resonators capable of providing ultra-wideband terahertz transmissions. Our design includes a square ring resonator situated between two windmill-shaped resonators, separated by a polyimide… read more here.
Keywords: broadband terahertz; terahertz; broadband; terahertz metamaterial ... See more keywords
Broadband terahertz metasurfaces for anomalous reflection and vortex beam generation
Sign Up to like & getrecommendations! Published in 2025 at "Journal of Applied Physics"
DOI: 10.1063/5.0284232
Abstract: This paper presents a broadband terahertz (THz) meta-atom composed of copper and polyimide, capable of efficient wavefront modulation. By leveraging the Pancharatnam–Berry phase mechanism, the meta-atom achieves full 0–2π phase coverage across a wide frequency… read more here.
Keywords: broadband terahertz; generation; anomalous reflection; metasurfaces anomalous ... See more keywords