Articles with "porous graphene" as a keyword



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Supercapacitive performance of porous graphene nanosheets in bis(trifluoromethylsulfony)imide and bis(fluorosulfonyl)imide ionic liquid electrolytes

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Published in 2018 at "Journal of Solid State Electrochemistry"

DOI: 10.1007/s10008-018-3926-y

Abstract: A method of high-heating-rate thermal reduction is used to produce porous graphene nanosheets (PGNSs). This material is characterized by a unique holey structure, which is suitable for ionic liquid (IL) electrolyte. To study the effects… read more here.

Keywords: fsi; imide; porous graphene; emi ... See more keywords
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A new kind of water-based nanofluid with a low loading of three-dimensional porous graphene

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Published in 2017 at "Journal of Materials Science"

DOI: 10.1007/s10853-017-1232-1

Abstract: Abstract In this study, stable water-based heat transfer nanofluid containing a kind of three-dimensional porous graphene (3D PG) has been prepared. For dispersion of 3D PG in water, it is hydrophilic treated by an alkaline… read more here.

Keywords: three dimensional; dimensional porous; water; graphene ... See more keywords
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Facile and scalable synthesis of hierarchically porous graphene architecture for hydrogen storage and high-rate supercapacitors

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Published in 2017 at "Journal of Materials Science: Materials in Electronics"

DOI: 10.1007/s10854-017-7705-9

Abstract: Porous graphene materials have been developed for many energy applications. However, a facile and scalable synthetic approach is still a challenge. Herein, we prepare graphene-based carbons with hierarchically porous structures via a simple steam activation… read more here.

Keywords: facile scalable; hydrogen storage; porous graphene; graphene ... See more keywords
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High performance of 3D porous graphene/lignin/sodium alginate composite for adsorption of Cd(II) and Pb(II)

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Published in 2018 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-018-1733-8

Abstract: A novel adsorbent, three-dimensional porous graphene/lignin/sodium alginate nanocomposite (denoted as 3D PG/L/SA) was fabricated by hydrothermal polymerization of lignin and sodium alginate in the presence of graphene oxide (GO) in an aqueous system. Fourier transform… read more here.

Keywords: adsorption; graphene; porous graphene; sodium alginate ... See more keywords
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Pd–Mn3O4 on 3D hierarchical porous graphene-like carbon for oxygen evolution reaction

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Published in 2018 at "Ionics"

DOI: 10.1007/s11581-018-2435-4

Abstract: A 3D hierarchical porous graphene-like carbon (3D HPG) has been studied as conducting support for Pd and Mn3O4 nanoparticles. The Pd–Mn3O4 supported on 3D HPG demonstrates as an excellent catalyst for oxygen evolution reaction (OER)… read more here.

Keywords: hierarchical porous; oxygen evolution; porous graphene; like carbon ... See more keywords
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Phosphorus-doped porous graphene nanosheet as metal-free electrocatalyst for triiodide reduction reaction in dye-sensitized solar cell

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Published in 2017 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2017.02.074

Abstract: Abstract Phosphorus-doped porous graphene nanosheet with a large specific surface area (1627.8 m 2  g −1 ) was prepared via chemical vapour deposition (CVD) with porous Mg 3 (PO 4 ) 2 as phosphorus (P) source… read more here.

Keywords: nanosheet; phosphorus doped; porous graphene; doped porous ... See more keywords
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Stress waves in thick porous graphene-reinforced cylinders under thermal gradient environments

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Published in 2021 at "Aerospace Science and Technology"

DOI: 10.1016/j.ast.2020.106476

Abstract: Abstract In this paper, the propagation of stress waves in thick porous graphene-reinforced cylinders (TPGRCs) is investigated using a meshless solution based on an axisymmetric model and moving least squares (MLSs) interpolation functions. The cylinders… read more here.

Keywords: porous graphene; thick porous; graphene; graphene reinforced ... See more keywords
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Nickel cobalt sulfide anchored in crumpled and porous graphene framework for electrochemical energy storage

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Published in 2017 at "Current Applied Physics"

DOI: 10.1016/j.cap.2017.11.018

Abstract: Abstract Energy storage is becoming highly important as renewable generation sources are added to the mix in electrical power generation and distribution systems. Supercapacitors and batteries could allow renewables to overcome intermittency difficulties by regulating… read more here.

Keywords: nickel cobalt; graphene; porous graphene; cobalt sulfide ... See more keywords
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Three-dimensional hierarchical porous graphene aerogel for efficient adsorption and preconcentration of chemical warfare agents

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Published in 2017 at "Carbon"

DOI: 10.1016/j.carbon.2017.05.031

Abstract: Abstract The fabrication of advanced materials for the effective adsorption and monitoring toxic gases in ambient air is highly desirable. The present study reported on the preparation of three-dimensional (3D) porous graphene aerogel (GA) for… read more here.

Keywords: graphene aerogel; adsorption; porous graphene; hierarchical porous ... See more keywords
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One-step laser fabrication of phosphorus-doped porous graphene electrodes for high-performance flexible microsupercapacitor

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Published in 2021 at "Carbon"

DOI: 10.1016/j.carbon.2021.05.001

Abstract: Abstract Heteroatoms modification of carbon electrodes is an effective strategy to boost its electrochemical performance. In this work, we demonstrate a one-step and scalable method to manufacture phosphorus-doped (P-doped) 3D porous graphene electrodes from a… read more here.

Keywords: graphene electrodes; doped porous; porous graphene; performance ... See more keywords
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A novel approach to synthesize porous graphene by the transformation and deoxidation of oxygen-containing functional groups

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Published in 2019 at "Chinese Chemical Letters"

DOI: 10.1016/j.cclet.2019.05.047

Abstract: Abstract In this study, impurity-free porous graphene (PG) with intrinsic pore structure was synthesized through a facile acid-alkali etching-assisted sonication approach. The pore structure appears on the surface of graphene sheets due to intrinsic defects… read more here.

Keywords: porous graphene; containing functional; functional groups; approach ... See more keywords