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Resonant plasmonic structures can be made to locally enhance the electromagnetic field both for THz as well as for optics by the combination of semiconductor- ...
Plasmonics and Graphene for THz Generation by. Optical Mixing. H.L Hartnagel, S. Al-Daffaie, O. Yilmazoglu,. Technical University Darmstadt, Merckstr.25, 64283 ...
Dec 19, 2018 · Here we demonstrate plasmon-assisted resonant detection of terahertz radiation by antenna-coupled graphene transistors that act as both plasmonic Fabry-Perot ...
Jul 15, 2024 · Graphene versatility together with the tunability of the plasmons makes graphene structures excellent candidates for next-generation plasmonic ...
Aug 18, 2023 · The graphene holds a great promise for designing the plasmonic sensors or new THz sources. An all-optical coupling scheme is used for plasmon ...
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A compact waveguide incorporating a high-index nano-ridge sandwiched between graphene sheets is proposed for the direct generation of graphene plasmonic ...
This capability is ideally suited to the development of THz optical modula- tors (where absorption is switched on and off by tuning the plasmonic resonance) and ...
This tunable mechanism allows the efficient generation of enhanced reconfigurable THz nonlinearities and provide the possibility to develop adaptive graphene- ...
Nov 16, 2015 · Here we present an all-optical plasmon coupling scheme which takes advantage of the intrinsic nonlinear optical response of graphene.
Apr 13, 2023 · We examined the third harmonic (TH) terahertz (THz) surface plasmon waves (SPWs) generation over a graphene surface deposited on a rippled dielectric substrate.