Journal ArticleDOI
Investigation of defects generated in vertically oriented graphene
Ronald A. Quinlan,Ronald A. Quinlan,Minzhen Cai,Ronald A. Outlaw,Sue M. Butler,John R. Miller,Azzam N. Mansour +6 more
TLDR
In this article, Ar+ ions were used to create a larger density of surface defects, which were then characterized by X-ray photoelectron spectroscopy and near-edge x-ray absorption fine structure analysis.About:
This article is published in Carbon.The article was published on 2013-11-01. It has received 52 citations till now. The article focuses on the topics: Graphene & Density of states.read more
Citations
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Graphene and Polymer Composites for Supercapacitor Applications: a Review
TL;DR: Different polymers which are used to form composite materials for supercapacitor applications are reviewed and the functions, strategies, and the enhanced properties of graphene and polymer composites are discussed.
Journal ArticleDOI
Nanoarchitectured Design of Vertical-Standing Arrays for Supercapacitors: Progress, Challenges, and Perspectives
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Fast Response, Vertically Oriented Graphene Nanosheet Electric Double Layer Capacitors Synthesized from C2H2
Minzhen Cai,Ronald A. Outlaw,Ronald A. Quinlan,Ronald A. Quinlan,Dilshan Premathilake,Sue M. Butler,John R. Miller +6 more
TL;DR: G graphene nanosheets grown by radio frequency plasma-enhanced chemical vapor deposition from C2H2 feedstock on nickel substrates and used as electrodes in symmetric electric double layer capacitors (EDLC) exhibited 2.7 times faster growth rate and much greater specific capacitance for a given growth time than CH4 synthesized films.
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Effect of Point and Line Defects on Mechanical and Thermal Properties of Graphene: A Review
TL;DR: In this article, a comprehensive review of defective graphene sheets with respect to its mechanical and thermal properties is presented and examined, and a detailed analysis of the properties of the defective graphene is presented.
Journal ArticleDOI
Wettability of graphene: from influencing factors and reversible conversions to potential applications
TL;DR: It is anticipated that graphene could serve as a tunable wettability coating for further developments in electronic devices and brings a new perspective to the construction of smart material surfaces.
References
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Journal ArticleDOI
Synthesis of graphene-based nanosheets via chemical reduction of exfoliated graphite oxide
Sasha Stankovich,Dmitriy A. Dikin,Richard D. Piner,Kevin A. Kohlhaas,Alfred Kleinhammes,Yuanyuan Jia,Yue Wu,SonBinh T. Nguyen,Rodney S. Ruoff +8 more
TL;DR: In this paper, a colloidal suspension of exfoliated graphene oxide sheets in water with hydrazine hydrate results in their aggregation and subsequent formation of a high surface area carbon material which consists of thin graphene-based sheets.
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Structural defects in graphene
TL;DR: In this article, the present knowledge about point and line defects in graphene are reviewed and particular emphasis is put on the unique ability of graphene to reconstruct its lattice around intrinsic defects, leading to interesting effects and potential applications.
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Chemical oxidation of multiwalled carbon nanotubes
Vitaliy Datsyuk,M. Kalyva,Konstantinos Papagelis,John Parthenios,Dimitrios Tasis,Angeliki Siokou,Ioannis Kallitsis,Costas Galiotis +7 more
TL;DR: In this article, the effect of oxidation on the structural integrity of multiwalled carbon nanotubes through acidic (nitric acid and a mixture of sulfuric acid and hydrogen peroxide) and basic (ammonium hydroxide/hydrogen peroxide), agents has been studied.
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Direct evidence for atomic defects in graphene layers
Ayako Hashimoto,Kazu Suenaga,Alexandre Gloter,Alexandre Gloter,Koki Urita,Koki Urita,Sumio Iijima +6 more
TL;DR: Observations in situ of defect formation in single graphene layers by high-resolution TEM are reported and are expected to be of use when engineering the properties of carbon nanostructures for specific device applications.
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The characterization of activated carbons with oxygen and nitrogen surface groups
TL;DR: The physicochemical properties and the surface chemical structure of the carbon materials obtained by the modification of the commercial activated carbon D43/1 (Carbo-Tech, Essen, Germany) were studied in this article.