Articles with "metal graphene" as a keyword



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A review of approaches for the design of high-performance metal/graphene electrocatalysts for fuel cell applications

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Published in 2018 at "Journal of Industrial and Engineering Chemistry"

DOI: 10.1016/j.jiec.2018.02.021

Abstract: Abstract Metal/graphene electrocatalysts have attracted growing attention in recent years due to their high catalyst loadings, good activity, and high stabilities. In this review, we summarize various approaches towards improving the efficiencies of metal/graphene electrocatalysts… read more here.

Keywords: cell applications; metal graphene; fuel cell; graphene electrocatalysts ... See more keywords
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Relationship between changes in interface characteristics and external voltage under compressing force in metal–graphene–metal stacks

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Published in 2023 at "Journal of Physics D: Applied Physics"

DOI: 10.1088/1361-6463/acce47

Abstract: Metal–graphene–metal (M–G–M) stacks have provided new specific methods for the integration of two-dimensional (2D) materials into three-dimensional (3D) electronic devices, such as transistors, supercapacitors, memristors and others. Intentional control of the local electronic properties in… read more here.

Keywords: voltage; graphene metal; metal stacks; force ... See more keywords
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Tunable polarization-independent dual-band coherent perfect absorber based on metal-graphene nanoring structure.

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Published in 2018 at "Optics express"

DOI: 10.1364/oe.26.021768

Abstract: A dual-band polarization-independent coherent perfect absorber(CPA) based on metal-graphene nanostructure is proposed, which is composed of golden nanorings with different sizes on graphene monolayer. Based on the finite-difference time-domain (FDTD) solutions, coherent perfect absorptions of… read more here.

Keywords: band; metal graphene; polarization; coherent perfect ... See more keywords
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Independently tunable multi-band and ultra-wide-band absorbers based on multilayer metal-graphene metamaterials.

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Published in 2019 at "Optics express"

DOI: 10.1364/oe.27.007393

Abstract: Dynamically and independently tunable absorbers based on multilayer metal-graphene metamaterials are proposed to achieve multi-band and ultra-wide-band absorbing properties at mid-infrared frequencies. Dual-band, triple-band and even more bands absorption can be arbitrarily customized by etching… read more here.

Keywords: graphene; band; absorption; metal graphene ... See more keywords
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Flexible frequency-selective rasorber based on metal-graphene hybrid metamaterial.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.451898

Abstract: In this work, we demonstrate a flexible frequency-selective rasorber (FSR) with great angular stability and conformal superiority using metal-graphene hybrid metamaterial. The metamaterial is fabricated by filling the designed metal patterns with graphene-based ink. It… read more here.

Keywords: flexible frequency; graphene hybrid; frequency selective; graphene ... See more keywords

Electrocatalytic Reduction of CO2 on Mono- Metal/Graphene/Polyurethane Sponge Electrodes

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Published in 2019 at "International Journal of Electrochemical Science"

DOI: 10.20964/2019.04.35

Abstract: Metal nanoparticle (Pd, Cu, Fe, Ru and In)/graphene nanostructure catalysts for the electrocatalytic reduction of CO2 have been prepared by sodium borohydride (NaBH4) reduction. The nanostructure catalysts were characterized by X-ray diffraction (XRD), scanning electron… read more here.

Keywords: reduction co2; metal graphene; graphene;
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Actively Controllable Terahertz Metal–Graphene Metamaterial Based on Electromagnetically Induced Transparency Effect

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Published in 2022 at "Nanomaterials"

DOI: 10.3390/nano12203672

Abstract: A metal–graphene metamaterial device exhibiting a tunable, electromagnetically induced transparency (EIT) spectral response at terahertz frequencies is investigated. The metamaterial structure is composed of a strip and a ring resonator, which serve as the bright… read more here.

Keywords: graphene; induced transparency; graphene metamaterial; electromagnetically induced ... See more keywords