Silica Particle-Mediated Growth of Single Crystal Graphene Ribbons on Cu(111) Foil.
Sign Up to like & getrecommendations! Published in 2022 at "Small"
DOI: 10.1002/smll.202202536
Abstract: The authors report the growth of micrometer-long single-crystal graphene ribbons (GRs) (tapered when grown above 900 °C, but uniform width when grown in the range 850 °C to 900 °C) using silica particle seeds on single crystal Cu(111)… read more here.
Keywords: graphene; single crystal; growth; graphene ribbons ... See more keywords
Tunable dual-band terahertz metalens based on stacked graphene metasurfaces
Sign Up to like & getrecommendations! Published in 2018 at "Optics Communications"
DOI: 10.1016/j.optcom.2018.07.084
Abstract: Abstract In this paper, we propose and theoretically investigate a tunable stacked graphene metasurface, which can independently manipulate electromagnetic field at different terahertz frequency. By tuning the Fermi levels of graphene ribbons, the designed two-layers… read more here.
Keywords: dual band; thz; tunable dual; band terahertz ... 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
Perfect optical absorption in a single array of folded graphene ribbons.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.473747
Abstract: Due to its one atom thickness, optical absorption (OA) in graphene is a fundamental and challenging issue. Practically, the patterned graphene-dielectric-metal structure is commonly used to achieve perfect OA (POA). In this work, we propose… read more here.
Keywords: folded graphene; graphene ribbons; poa; optical absorption ... See more keywords
Intense Laser Pulse Interaction With Graphene and Graphene Ribbons
Sign Up to like & getrecommendations! Published in 2022 at "Frontiers in Chemistry"
DOI: 10.3389/fchem.2022.859405
Abstract: In this work we investigate quantum mechanically the interaction of an intense ultrashort laser pulse with the graphene monolayer as well as with the armchair graphene ribbons of different widths. We consider a tight binding… read more here.
Keywords: graphene; ribbon; graphene ribbons; monolayer ... See more keywords
High-Order Spectral Simulation of Graphene Ribbons
Sign Up to like & getrecommendations! Published in 2019 at "Communications in Computational Physics"
DOI: 10.4208/cicp.2019.js60.13
Abstract: The plasmonics of graphene and other two-dimensional materials has attracted enormous amounts of attention in the scientific literature over the past decade. Both the possibility of exciting plasmons in the terahertz to midinfrared regime, and… read more here.
Keywords: spectral simulation; graphene; graphene ribbons; high order ... See more keywords