Magnetically Controlled Nanofocusing of a Graphene Plasmonic Lens
Sign Up to like & getrecommendations! Published in 2017 at "Plasmonics"
DOI: 10.1007/s11468-017-0566-5
Abstract: In this paper, we propose a method to tailor the nanofocusing of plasmons on graphene plasmonic lens, which is composed of graphene and circular dielectric gratings of magneto-optical material beneath it. With an external magnetic… read more here.
Keywords: external magnetic; graphene plasmonic; plasmonic lens; magnetically controlled ... See more keywords
Performance of Graphene Plasmonic Antenna in Comparison with Their Counterparts for Low-Terahertz Applications
Sign Up to like & getrecommendations! Published in 2018 at "Plasmonics"
DOI: 10.1007/s11468-018-0761-z
Abstract: Graphene has attracted great interest for antenna applications because of its two-dimensional nature and superior electronic properties. Low losses, strong confinement, and high tunability properties of surface plasmon make this material as one of the… read more here.
Keywords: low terahertz; terahertz applications; graphene plasmonic; plasmonic antenna ... See more keywords
Discrete Talbot effect in dielectric graphene plasmonic waveguide arrays
Sign Up to like & getrecommendations! Published in 2017 at "Carbon"
DOI: 10.1016/j.carbon.2017.03.047
Abstract: We theoretically predict and numerically simulate the discrete plasmonic Talbot effect in dielectric graphene plasmonic waveguide (DGPW) arrays at THz wavelengths. The super-modes in DGPW arrays are analyzed by using super-mode theory and the field… read more here.
Keywords: dielectric graphene; graphene plasmonic; talbot effect; effect ... See more keywords
Dual-frequency tunable unidirectional reflectionless propagation in non-Hermitian graphene plasmonic waveguide system
Sign Up to like & getrecommendations! Published in 2020 at "Optical Materials"
DOI: 10.1016/j.optmat.2020.110515
Abstract: Abstract We theoretically investigate a dynamically tunable unidirectional reflectionlessness phenomenon by applying external voltage in a graphene plasmonic waveguide system based on far-field coupling among three resonators. The system consists of three wing-shaped resonators, which… read more here.
Keywords: tunable unidirectional; graphene plasmonic; system; graphene ... See more keywords
Graphene based plasma-wave devices for terahertz applications
Sign Up to like & getrecommendations! Published in 2020 at "Applied Physics Letters"
DOI: 10.1063/1.5140712
Abstract: Unique properties of graphene are combined to enable graphene plasmonic devices that could revolutionize the terahertz (THz) electronic technology. A high value of the carrier mobility allows us to excite resonant plasma waves. The graphene… read more here.
Keywords: graphene plasmonic; graphene; physics; technology ... See more keywords
Tunable high-channel-count bandstop graphene plasmonic filters based on plasmon induced transparency.
Sign Up to like & getrecommendations! Published in 2017 at "Nanotechnology"
DOI: 10.1088/1361-6528/aa9017
Abstract: A high-channel-count bandstop graphene plasmonic filter based on ultracompact plasmonic structure is proposed in this paper. It consists of graphene waveguide side-coupled with a series of graphene filtering units. The study shows that the waveguide-resonator… read more here.
Keywords: high channel; graphene plasmonic; count bandstop; graphene ... See more keywords
Ultrasensitive Tunable Terahertz Sensor With Graphene Plasmonic Grating
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2018.2886412
Abstract: We propose an ultrasensitive tunable terahertz (THz) sensor which consists of single-layer graphene-based gratings integrated with a Fabry–Perot cavity through numerical simulation. The excitation of standing-wave graphene surface plasmon polaritons can make the probing field… read more here.
Keywords: thz; graphene; plasmonic grating; ultrasensitive tunable ... See more keywords
High-extinction ratio and ultra-compact two-bit comparators based on graphene-plasmonic waveguides.
Sign Up to like & getrecommendations! Published in 2019 at "Applied optics"
DOI: 10.1364/ao.58.009829
Abstract: Electro-optical 1-bit and 2-bit comparators based on graphene plasmonic waveguides are proposed. Surface plasmon polaritons are stimulated by radiation of a TM-polarized light with a wavelength of 15 µm and their propagation is controlled by… read more here.
Keywords: comparators based; graphene plasmonic; ultra compact; based graphene ... See more keywords
Topologically protected edge states in graphene plasmonic crystals.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.022587
Abstract: A two-dimensional graphene plasmonic crystal composed of periodically arranged graphene nanodisks is proposed. We show that the band topology effect due to inversion symmetry broken in the proposed plasmonic crystals is obtained by tuning the… read more here.
Keywords: protected edge; graphene plasmonic; plasmonic crystals; topologically protected ... See more keywords
Miniaturized infrared spectrometer based on the tunable graphene plasmonic filter.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.476606
Abstract: Miniaturization of a conventional spectrometer is challenging because of the tradeoffs of size, cost, signal-to-noise ratio, and spectral resolution, etc. Here, a new type of miniaturized infrared spectrometer based on the integration of tunable graphene… read more here.
Keywords: graphene; graphene plasmonic; infrared spectrometer; plasmonic filter ... See more keywords
Design and Development of a Solar Water Purification System with Graphene-Plasmonic based Hybrid Nanocomposites: A Review
Sign Up to like & getrecommendations! Published in 2021 at "Recent Patents on Nanotechnology"
DOI: 10.2174/1872210515666210609151201
Abstract: Harvesting solar energy for water treatments has been considered a promising solution for the global community. The shortage of water is a great challenge for scientists due to the increased demand of population. However, the… read more here.
Keywords: graphene plasmonic; water; purification system; water purification ... See more keywords