Journal ArticleDOI
Simple preparation of nanoporous few-layer nitrogen-doped graphene for use as an efficient electrocatalyst for oxygen reduction and oxygen evolution reactions
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TLDR
In this paper, a simple pyrolysis of graphene oxide and polyaniline was performed to obtain nitrogen-doped graphene (NG), which has excellent catalytic activity toward oxygen reduction reaction (ORR) in an alkaline electrolyte.About:
This article is published in Carbon.The article was published on 2013-03-01. It has received 326 citations till now. The article focuses on the topics: Electrocatalyst & Oxygen evolution.read more
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Nitrogen Doped Macroporous Carbon as Electrode Materials for High Capacity of Supercapacitor.
TL;DR: This research may provide a method to synthesize macroporous materials with continuous channels and hierarchical pores to enhance the infiltration and mass transfer not only used as electrode, but also as catalyst somewhere micro- or mesopores do not work well.
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A self-template and KOH activation co-coupling strategy to synthesize ultrahigh surface area nitrogen-doped porous graphene for oxygen reduction
TL;DR: In this article, a self-template strategy is developed to synthesize nitrogen doped porous graphene (NDPG) by using porous biomass with an abundant plate-like structure as a template, fully coupled with potassium hydroxide (KOH) activation, and followed by nitrogen doping by ammonia (NH3) injection.
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Nitrogen-doped graphene prepared by pyrolysis of graphene oxide/polyaniline composites as supercapacitor electrodes
TL;DR: In this paper, three polyaniline/graphene oxide (PANI/GO) composites were fabricated by means of an in-situ polymerization of aniline monomers in the presence of graphene oxide (GO).
Journal ArticleDOI
Experimental and Computational Study of Dopamine as an Electrochemical Probe of the Surface Nanostructure of Graphitized N-Doped Carbon
James A. Behan,Md. Khairul Hoque,Serban N. Stamatin,Serban N. Stamatin,Tatiana S. Perova,Tatiana S. Perova,Laia Vilella-Arribas,Max García-Melchor,Paula E. Colavita +8 more
TL;DR: In this article, a selforganization of carbon nanomaterials has been proposed for metal-free electrocatalysis of important redox processes, where the authors show that n-doped carbon nano-materials have received increased attention from electrochemists.
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Efficient carbon-based catalyst derived from natural cattail fiber for hydrogen evolution reaction
Guosheng Han,Meifang Hu,Yanyan Liu,Jie Gao,Lei Han,Siyu Lu,Huaqiang Cao,Xianli Wu,Baojun Li,Baojun Li +9 more
TL;DR: In this article, metal-free N-doped porous carbon fibers (NPCF) is reported by carbonization, activation and nitrogen-doping of natural cattails.
References
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Nitrogen-Doped Graphene as Efficient Metal-Free Electrocatalyst for Oxygen Reduction in Fuel Cells
TL;DR: The resultant N-graphene was demonstrated to 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 via a four-electron pathway in alkaline fuel cells.
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Synthesis of N-Doped Graphene by Chemical Vapor Deposition and Its Electrical Properties
TL;DR: Electrical measurements show that the N-doped graphene exhibits an n-type behavior, indicating substitutional doping can effectively modulate the electrical properties of graphene.
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Reporting physisorption data for gas/solid systems with special reference to the determination of surface area and porosity (Provisional)
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Catalyst-Free Synthesis of Nitrogen-Doped Graphene via Thermal Annealing Graphite Oxide with Melamine and Its Excellent Electrocatalysis
TL;DR: A facile, catalyst-free thermal annealing approach for large-scale synthesis of NG using low-cost industrial material melamine as the nitrogen source is proposed, which can completely avoid the contamination of transition metal catalysts, and thus the intrinsic catalytic performance of pure NGs can be investigated.
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N-doping of graphene through electrothermal reactions with ammonia.
Xinran Wang,Xiaolin Li,Li Zhang,Youngki Yoon,Peter K. Weber,Hailiang Wang,Jing Guo,Hongjie Dai +7 more
TL;DR: An n-type graphene field-effect transistor that operates at room temperature is fabricated and confirmed the carbon-nitrogen species in graphene thermally annealed in ammonia is covalently functionalized by nitrogen species.