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
Citations
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Journal ArticleDOI
A Multifunction Lithium–Carbon Battery System Using a Dual Electrolyte
TL;DR: In this paper, a multifunction Li-carbon system was designed by using an aqueous-nonaqueous dual electrolyte to combine a nitrogen-doped ordered mesoporous carbon cathode with a metallic lithium anode.
Journal ArticleDOI
3D graphene-based anode materials for Li-ion batteries
TL;DR: In this article, a mini-review of 3D hybrid anodes for Li-ion batteries is presented, including sheet-like, core-shaped, and foam-like morphologies.
Book ChapterDOI
Chemically Functionalized Graphene and Their Applications in Electrochemical Energy Conversion and Storage
Yuhai Hu,Xueliang Sun +1 more
TL;DR: In this paper, the authors explored new morphologies for carbon, which are expected to provide some novel properties that would overcome the drawbacks of graphite, and success in exfoliation of graphene from graphite has broken the ground.
Journal ArticleDOI
Three-dimensional carbon-coated ZnFe2O4 nanospheres/nitrogen-doped graphene aerogels as anode for lithium-ion batteries
TL;DR: In this article, a 3D porous carbon-coated ZnFe2O4 nanospheres/N-doped graphene aerogels were synthesized via a facile hydrothermal method.
Journal ArticleDOI
Effect of N-doping on hard carbon nano-balls as anode for Li-ion battery: improved hydrothermal synthesis and volume expansion study
TL;DR: In this article, mesoporous hard carbon nano-balls, with nitrogen doping, have been successfully synthesized using an improved single-step hydrothermal method, and the specific gravimetric capacities of both nano- and micron-sized carbon balls increase by 6.9 and 8%, respectively.
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.
Journal ArticleDOI
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.
Journal ArticleDOI
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.
Journal ArticleDOI
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.