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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Journal ArticleDOI
Formation of Ni-Co-MoS2 Nanoboxes with Enhanced Electrocatalytic Activity for Hydrogen Evolution.
Xin-Yao Yu,Xin-Yao Yu,Yi Feng,Yeryung Jeon,Bu Yuan Guan,Xiong Wen David Lou,Xiong Wen David Lou,Ungyu Paik +7 more
TL;DR: Nickel and cobalt incorporated MoS2 nanoboxes are synthesized via the reaction between Ni-Co Prussian blue analogue nanocubes and ammonium thiomolybdate to manifest enhanced electrochemical activity as an electrocatalyst for hydrogen evolution reaction.
Journal ArticleDOI
Hydrogels and Hydrogel-Derived Materials for Energy and Water Sustainability.
TL;DR: This review highlights the highly tunable synthesis of various hydrogels, involving key synthetic elements such as monomer/polymer building blocks, cross-linkers, and functional additives, and discusses how hydrogles can be employed as precursors and templates for architecting three-dimensional frameworks of electrochemically active materials.
Journal ArticleDOI
Holey Reduced Graphene Oxide Coupled with an Mo2N–Mo2C Heterojunction for Efficient Hydrogen Evolution
Haijing Yan,Ying Xie,Yanqing Jiao,Aiping Wu,Chungui Tian,Xiaomeng Zhang,Lei Wang,Honggang Fu +7 more
TL;DR: The hybrid exhibits superior activity towards the hydrogen evolution reaction with low onset potentials of 11 mV (0.5 m H2 SO4 ) and 18mV (1 m KOH) as well as remarkable stability.
Journal ArticleDOI
Photocatalysis fundamentals and surface modification of TiO2 nanomaterials
TL;DR: Based on the fundamentals of photocatalysis and surface chemistry of TiO 2 nanomaterials, this article summarized and discussed the achievements in different surface modification strategies employed to date such as surface doping and sensitization, construction of surface heterojunctions, loading of nano-sized co-catalysts, increase in the accessible surface areas, and usage of surface F effects and exposure of highly reactive facets.
Journal ArticleDOI
Molybdenum Disulfide/Nitrogen‐Doped Reduced Graphene Oxide Nanocomposite with Enlarged Interlayer Spacing for Electrocatalytic Hydrogen Evolution
Yu-Jia Tang,Yu Wang,Xiao-Li Wang,Shun-Li Li,Wei Huang,Long-Zhang Dong,Chun-Hui Liu,Yafei Li,Ya-Qian Lan +8 more
TL;DR: In this article, a simple strategy to synthesize an ultrathin molybdenum disulfide/nitrogen-doped reduced graphene oxide (MoS2/N-RGO-180) nanocomposite with the enlarged interlayer spacing of 9.5 A by a one-step hydrothermal method is reported.
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.
Journal ArticleDOI
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.