Journal ArticleDOI
Superior cycle stability of nitrogen-doped graphene nanosheets as anodes for lithium ion batteries
TLDR
In this paper, the specific capacity of nitrogen-doped graphene nanosheet (N-GNS) evidently increases with charge/discharge cycles, exhibiting superior electrochemical performance, accounting for higher cycling stability and larger specific capacity in comparison to a pristine graphene and a commercialized graphite anode.About:
This article is published in Electrochemistry Communications.The article was published on 2011-08-01. It has received 303 citations till now. The article focuses on the topics: Graphene foam & Nanosheet.read more
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High‐Performance Li–O2 Batteries with Controlled Li2O2 Growth in Graphene/Au‐Nanoparticles/Au‐Nanosheets Sandwich
TL;DR: A practical design of catalytic cathodes capable of controlling Li2O2 growth is provided, and it is found that thin‐layer Li2 O2 can grow conformally on the surface of Au NPs confined in between graphene and Au NSs.
Journal ArticleDOI
Self-sacrifice template formation of nitrogen-doped porous carbon microtubes towards high performance anode materials in lithium ion batteries
TL;DR: In this article, a facile and efficient self-sacrifice strategy is smartly developed to fabricate the nitrogen-doped porous carbon microtubes (NPCMs) by the carbonization of polypyrrole (PPY) functionalized electrospun polymethyl methacrylate (PMMA) microfiber template.
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Free-standing SnO2 nanoparticles@graphene hybrid paper for advanced lithium-ion batteries
TL;DR: In this article, a free-standing SnO 2 /reduced graphene oxide (re-G) hybrid paper has been successfully fabricated by a facile vacuum filtration approach through a uniformly dispersed SnO2 nanoparticle and graphene oxide mixed solution.
Journal ArticleDOI
Design of P-Doped Mesoporous Carbon Nitrides as High-Performance Anode Materials for Li-Ion Battery.
Thangaian Kesavan,Thamodaran Partheeban,Murugan Vivekanantha,N. Prabu,Manab Kundu,Premkumar Selvarajan,Siva Umapathy,Siva Umapathy,Ajayan Vinu,Manickam Sasidharan +9 more
TL;DR: This work demonstrates a completely new material with the combination of ordered mesostructures with P co-doping in carbon nitride substructure which offers superior performance for LIB and hence it is believed that this work will create a new momentum for the design and development of clean energy storage devices.
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Controllable functionalized carbon fabric for high-performance all-carbon-based supercapacitors
TL;DR: In this paper, a functionalized carbon fabric (FCF) electrode was used as both positive and negative electrode to develop a high performance solid-state supercapacitor with high operating voltage.
References
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Journal ArticleDOI
Electric Field Effect in Atomically Thin Carbon Films
Kostya S. Novoselov,Andre K. Geim,Sergey V. Morozov,Da Jiang,Y. Zhang,S. V. Dubonos,Irina V. Grigorieva,A. A. Firsov +7 more
TL;DR: Monocrystalline graphitic films are found to be a two-dimensional semimetal with a tiny overlap between valence and conductance bands and they exhibit a strong ambipolar electric field effect.
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The rise of graphene
TL;DR: Owing to its unusual electronic spectrum, graphene has led to the emergence of a new paradigm of 'relativistic' condensed-matter physics, where quantum relativistic phenomena can now be mimicked and tested in table-top experiments.
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Two-dimensional atomic crystals
Kostya S. Novoselov,Da Jiang,Fred Schedin,Timothy J. Booth,V. V. Khotkevich,Sergey V. Morozov,Andre K. Geim +6 more
TL;DR: By using micromechanical cleavage, a variety of 2D crystals including single layers of boron nitride, graphite, several dichalcogenides, and complex oxides are prepared and studied.
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Insertion Electrode Materials for Rechargeable Lithium Batteries
TL;DR: In this article, the performance and safety of rechargeable batteries depend strongly on the materials used and future trends, such as alternative materials for achieving higher specific charges are discussed, and a review of the insertion materials suitable for negative and positive insertion electrodes is presented.