Articles with "graphene surface" as a keyword



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Delamination‐Free Functional Graphene Surface by Multiscale, Conformal Wrinkling

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Published in 2020 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202003273

Abstract: Obtaining a delamination‐free wrinkled functional graphene surface in layered systems is an interesting challenge because the interface is usually too weak to withstand interfacial stress mismatch, which can trigger mechanical instability. In this paper, a… read more here.

Keywords: delamination; graphene surface; graphene; delamination free ... See more keywords
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Immobilization of methotrexate anticancer drug onto the graphene surface and interaction with calf thymus DNA and 4T1 cancer cells.

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Published in 2018 at "Bioelectrochemistry"

DOI: 10.1016/j.bioelechem.2017.08.004

Abstract: Immobilization of methotrexate (MTX) anticancer drug onto the graphene surface is reported through three methods, including either covalent linkage via (a) EDC/NHS organic activators and (b) electrografting of MTX diazonium salt, or (c) noncovalent bonding,… read more here.

Keywords: immobilization; dna; graphene surface; interaction ... See more keywords
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Graphene surface-polariton in-plane Cherenkov radiation

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Published in 2018 at "Carbon"

DOI: 10.1016/j.carbon.2018.03.027

Abstract: Abstract The Cherenkov plasmonic radiation in/parallel graphene plane is demonstrated theoretically. It is shown that the graphene Cherenkov radiation can be excited by a moving electron at a relative lower speed, which greatly reduces the… read more here.

Keywords: cherenkov; cherenkov radiation; graphene surface; plane ... See more keywords
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Three-dimensional graphene surface-mounted nickel-based metal organic framework for oxygen evolution reaction

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Published in 2019 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2019.03.073

Abstract: Abstract A novel three-dimensional graphene surface-mounted nickel-based metal organic framework (3D Gr/Ni-MOF) electrocatalyst was fabricated via freeze-drying technique and ultrasonic assisted method. The morphology, elemental composition, crystal structure, functional group structure, specific surface area and… read more here.

Keywords: metal; graphene surface; graphene; three dimensional ... See more keywords
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Enhanced and controllable Goos–Hänchen shift with graphene surface plasmon in the terahertz regime

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Published in 2019 at "Optics Communications"

DOI: 10.1016/j.optcom.2019.07.026

Abstract: Abstract In this paper, the Goos–Hanchen (GH) shift resulting from the graphene surface plasmon in a modified Otto configuration is investigated theoretically. Through analysis the electrical field at the graphene interface, we found that the… read more here.

Keywords: shift; graphene surface; graphene; surface plasmon ... See more keywords
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Adjustable electromagnetically induced transparency effect based on graphene surface plasmon

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Published in 2019 at "Superlattices and Microstructures"

DOI: 10.1016/j.spmi.2019.02.003

Abstract: Abstract In this paper, the electromagnetically induced transparency (EIT) effect of graphene nanostructures was studied by numerical methods. Numerous branch structures were added to the sides of the graphene/medium/graphene waveguide, and the Fabry-Perot resonators were… read more here.

Keywords: induced transparency; surface plasmon; graphene surface; graphene ... See more keywords
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Dispersion relation of graphene surface plasmon by using a quantum hydrodynamic model

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Published in 2020 at "Superlattices and Microstructures"

DOI: 10.1016/j.spmi.2020.106516

Abstract: Abstract A quantum hydrodynamic model is used to study the properties of surface plasmon at an interface between a monolayer graphene sheet and a Voigt substrate. The substrate is assumed as a semiconductor that applying… read more here.

Keywords: hydrodynamic model; quantum hydrodynamic; graphene surface; surface plasmon ... See more keywords
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Ethene to Graphene: Surface Catalyzed Chemical Pathways, Intermediates, and Assembly

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Published in 2017 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.7b01999

Abstract: Diverse technologies from catalyst coking to graphene synthesis entail hydrocarbon dehydrogenation and condensation reactions on metals and assembly into carbon overlayers. Imperative to gaining control over these processes, through thermal steering of the formation of… read more here.

Keywords: surface catalyzed; pathways intermediates; graphene; catalyzed chemical ... See more keywords
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Understanding adsorption geometry of organometallic molecules on graphite

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Published in 2021 at "Scientific Reports"

DOI: 10.1038/s41598-021-97978-x

Abstract: To comprehensively investigate the adsorption geometries of organometallic molecules on graphene, Cp*Ru+ fragments as an organometallic molecule is bound on highly oriented pyrolytic graphite and imaged at atomic resolution using scanning tunneling microscopy (STM) (Cp* = pentamethylcyclopentadienyl).… read more here.

Keywords: adsorption; understanding adsorption; adsorption geometry; graphene surface ... See more keywords
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Assembly with copper(ii) ions and D–π–A molecules on a graphene surface for ultra-fast acetic acid sensing at room temperature

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Published in 2019 at "RSC Advances"

DOI: 10.1039/c9ra05706d

Abstract: The as-prepared 4HQ-rGO/Cu2+ sensor possessed a high response, outstanding selectivity and fast response-recovery characteristic, which was mainly attributed to the supramolecularly assemble of 4-hydroxyquinoline, and Cu2+ with graphene nanosheets. read more here.

Keywords: ions molecules; molecules graphene; surface ultra; assembly copper ... See more keywords
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Hydrogen ion scattering from a potassium impurity adsorbed on graphene

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Published in 2019 at "Physical Review B"

DOI: 10.1103/physrevb.100.085432

Abstract: In this work we study the charge exchange process in the scattering of protons by potassium atoms adsorbed on a graphene surface in a low coverage limit. Both, the projected density of states on the… read more here.

Keywords: adsorbed graphene; potassium; hydrogen ion; graphene surface ... See more keywords