Articles with "conductivity graphene" as a keyword



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High thermal conductivity of graphene and structure defects: Prospects for thermal applications in graphene sheets

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Published in 2021 at "Chinese Chemical Letters"

DOI: 10.1016/j.cclet.2020.10.030

Abstract: Abstract The utilization of thermal energy from different sources is an important development direction for conserving energy. With the development of technology, refined and rapid utilization of thermal energy is required. Traditional thermal conductive materials… read more here.

Keywords: graphene structure; graphene; high thermal; thermal conductivity ... See more keywords
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Graphene as a material for energy generation and control: Recent progress in the control of graphene thermal conductivity by graphene defect engineering

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Published in 2019 at "Materials Today Energy"

DOI: 10.1016/j.mtener.2019.04.008

Abstract: Abstract One of the exceptional properties of graphene is its extremely high thermal conductivity, which makes graphene a promising material in thermal engineering. The superlative thermal conductivity of graphene itself provides excellent functions, however, advantages… read more here.

Keywords: control; engineering; graphene; thermal conductivity ... See more keywords
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Atomic simulations of effect on thermal conductivity of ion-irradiated graphene

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Published in 2019 at "Physica B: Condensed Matter"

DOI: 10.1016/j.physb.2018.11.016

Abstract: Abstract It is an effective approach to manipulate the physical properties of graphene by defects produced by ion irradiation. In this work, we first simulate the process of ions bombardment on graphene by molecular dynamics,… read more here.

Keywords: ion; thermal conductivity; conductivity; irradiation ... See more keywords
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Quantum corrections to conductivity in graphene with vacancies

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Published in 2018 at "Physica E: Low-dimensional Systems and Nanostructures"

DOI: 10.1016/j.physe.2018.02.025

Abstract: Abstract In this work, different regions of a graphene device were exposed to a 30 keV helium ion beam creating a series of alternating strips of vacancy-type defects and pristine graphene. From magnetoconductance measurements as function… read more here.

Keywords: corrections conductivity; graphene vacancies; conductivity graphene; quantum corrections ... See more keywords
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Thermal conductivity of graphene nanoribbons under shear deformation: A molecular dynamics simulation

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/srep41398

Abstract: Tensile strain and compress strain can greatly affect the thermal conductivity of graphene nanoribbons (GNRs). However, the effect of GNRs under shear strain, which is also one of the main strain effect, has not been… read more here.

Keywords: shear strain; graphene nanoribbons; thermal conductivity; conductivity ... See more keywords
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Thermal conductivity of defective graphene: an efficient molecular dynamics study based on graphics processing units.

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Published in 2020 at "Nanotechnology"

DOI: 10.1088/1361-6528/ab73bc

Abstract: The exceptional thermal transport properties of graphene are affected due to the presence of various topological defects, which include single vacancy, double vacancies and Stone-Wales defects. The present article is intended to study on thermal… read more here.

Keywords: graphene; defective graphene; thermal conductivity; efficient molecular ... See more keywords
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Optical conductivity in graphene: Hydrodynamic regime

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Published in 2019 at "Physical Review B"

DOI: 10.1103/physrevb.100.115434

Abstract: A recent measurement of the optical conductivity in graphene [Gallagher, Yang, Lyu, Tian, Kou, Zhang, Watanabe, Taniguchi, and Wang, Science 364, 158 (2019)] offers a possibility of experimental determination of microscopic time scales describing scattering… read more here.

Keywords: hydrodynamic regime; conductivity graphene; graphene hydrodynamic; optical conductivity ... See more keywords
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Characterization of Young’s modulus and thermal conductivity of graphene/epoxy nanocomposites

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Published in 2019 at "Journal of Composite Materials"

DOI: 10.1177/0021998318791681

Abstract: Atomistic simulation together with micromechanical analysis was employed to characterize the Young’s modulus and thermal conductivity of graphene/epoxy nanocomposites. Nanocomposites containing pristine graphene, carboxyl (COOH)-functionalized graphene, and COOH- and amine (NH2)-functionalized graphene were considered in… read more here.

Keywords: graphene; thermal conductivity; young modulus; modulus thermal ... See more keywords
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Investigation on the Electrical Conductivity of Graphene/Cement Composites by Alternating Current Method

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Published in 2023 at "Materials"

DOI: 10.3390/ma16041436

Abstract: This paper is concerned with an analysis of the electrical conductivity of graphene/cement composites by means of DC (direct current) and AC (alternating current) techniques. Moreover, the micrograph and element composition of composites have been… read more here.

Keywords: graphene; cement composites; conductivity graphene; graphene cement ... See more keywords