Journal ArticleDOI
Molybdenum sulfide clusters-nitrogen-doped graphene hybrid hydrogel film as an efficient three-dimensional hydrogen evolution electrocatalyst
TLDR
In this paper, a three-dimensional hybrid electrocatalyst for hydrogen evolution reaction (HER) was constructed by decorating N-doped graphene hydrogel film (NG) with molecular clusters (MoS x ).About:
This article is published in Nano Energy.The article was published on 2015-01-01. It has received 224 citations till now. The article focuses on the topics: Electrocatalyst & Graphene.read more
Citations
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Flexible and porous catalyst electrodes constructed by Co nanoparticles@nitrogen-doped graphene films for highly efficient hydrogen evolution
Dongman Hou,Weijia Zhou,Kai Zhou,Yucheng Zhou,Jing Zhong,Linjing Yang,Jia Lu,Guoqiang Li,Shaowei Chen,Shaowei Chen +9 more
TL;DR: In this article, a flexible and robust film electrode based on cobalt nanoparticles embedded into the interlamination of N-doped graphene film (Co@NGF) is fabricated by simple vacuum filtration combined with subsequently controlled calcination.
Journal ArticleDOI
Nitrogen-doped graphene nanosheets as reactive water purification membranes
TL;DR: In this article, a metal-free N-doped reduced graphene oxide (N-rGO) catalyst was synthesized by facile vacuum filtration, such that water can flow through nanochannels within the filters.
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Vanadium nanobelts coated nickel foam 3D bifunctional electrode with excellent catalytic activity and stability for water electrolysis
Yu Yu,Pei Li,Xiaofang Wang,Wenyu Gao,Zongxu Shen,Yanan Zhu,Shuliang Yang,Weiguo Song,Kejian Ding +8 more
TL;DR: A vanadium nanobelts coating on a nickel foam is proposed as an excellent 3D bifunctional electrode for water electrolysis here, which exhibits high activities with overpotentials of 292 and 176 mV at 10 mA cm(-2) for OER and HER, respectively.
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Gel Electrocatalysts: An Emerging Material Platform for Electrochemical Energy Conversion
Zhiwei Fang,Panpan Li,Guihua Yu +2 more
TL;DR: Unique advances in gel materials based on controllable compositions and functions enable gel electrocatalysts to potentially break the limitations of current materials, enhancing the device performance of electrochemical energy.
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Self-Assembled Graphene-Based Architectures and Their Applications.
TL;DR: In this review, significant recent advances concerning the self‐assembly of CMGs are summarized, and the broad applications of self‐assembled graphene‐based materials as well as some future opportunities and challenges in this vibrant area are elucidated.
References
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Journal ArticleDOI
Processable aqueous dispersions of graphene nanosheets
TL;DR: It is reported that chemically converted graphene sheets obtained from graphite can readily form stable aqueous colloids through electrostatic stabilization, making it possible to process graphene materials using low-cost solution processing techniques, opening up enormous opportunities to use this unique carbon nanostructure for many technological applications.
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Nitrogen-doped carbon nanotube arrays with high electrocatalytic activity for oxygen reduction.
TL;DR: It is reported that vertically aligned nitrogen-containing carbon nanotubes (VA-NCNTs) can act as a metal-free electrode with a much better electrocatalytic activity, long-term operation stability, and tolerance to crossover effect than platinum for oxygen reduction in alkaline fuel cells.
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Preparation and Characterization of Graphene Oxide Paper
Dmitriy A. Dikin,Sasha Stankovich,Eric Zimney,Richard D. Piner,Geoffrey Dommett,Guennadi Evmenenko,SonBinh T. Nguyen,Rodney S. Ruoff +7 more
TL;DR: Graphene oxide paper is reported, a free-standing carbon-based membrane material made by flow-directed assembly of individual graphene oxide sheets that outperforms many other paper-like materials in stiffness and strength.
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Identification of active edge sites for electrochemical H2 evolution from MoS2 nanocatalysts.
Thomas F. Jaramillo,Kristina Pilt Jørgensen,Jacob Lindner Bonde,Jane Hvolbæk Nielsen,Sebastian Horch,Ib Chorkendorff +5 more
TL;DR: The active site for hydrogen evolution, a reaction catalyzed by precious metals, on nanoparticulate molybdenum disulfide (MoS2) is determined by atomically resolving the surface of this catalyst before measuring electrochemical activity in solution.