Journal ArticleDOI
Synthesis of Phosphorus-Doped Graphene and its Multifunctional Applications for Oxygen Reduction Reaction and Lithium Ion Batteries
TLDR
A simple and economical thermal annealing method is developed for the synthesis of phosphorus-doped graphene, which exhibits remarkable electrocatalytic activity towards the oxygen reduction reaction and enhances the electrochemical performance as an anode material for lithium ion batteries.Abstract:
We develop a simple and economical thermal annealing method for the synthesis of phosphorus-doped graphene, which exhibits remarkable electrocatalytic activity towards the oxygen reduction reaction and enhances the electrochemical performance as an anode material for lithium ion batteries. The experimental results suggest the significant role of phosphorus atoms in graphene.read more
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Recent Advances in Ultrathin Two-Dimensional Nanomaterials
Chaoliang Tan,Xiehong Cao,Xiehong Cao,Xue-Jun Wu,Qiyuan He,Jian Yang,Xiao Zhang,Junze Chen,Wei Zhao,Shikui Han,Gwang-Hyeon Nam,Melinda Sindoro,Hua Zhang +12 more
TL;DR: The unique advances on ultrathin 2D nanomaterials are introduced, followed by the description of their composition and crystal structures, and the assortments of their synthetic methods are summarized.
Journal ArticleDOI
Noncovalent Functionalization of Graphene and Graphene Oxide for Energy Materials, Biosensing, Catalytic, and Biomedical Applications
Vasilios Georgakilas,Jitendra N. Tiwari,K. Christian Kemp,Jason A. Perman,Athanasios B. Bourlinos,Kwang S. Kim,Radek Zboril +6 more
TL;DR: This Review focuses on noncovalent functionalization of graphene and graphene oxide with various species involving biomolecules, polymers, drugs, metals and metal oxide-based nanoparticles, quantum dots, magnetic nanostructures, other carbon allotropes, and graphene analogues.
Journal ArticleDOI
Heteroatom-doped graphene materials: syntheses, properties and applications
TL;DR: The distinct properties resulting from various dopants, different doping levels and configurations, and synergistic effects from co-dopants are emphasized, hoping to assist a better understanding of doped graphene materials.
Journal ArticleDOI
Electrically Rechargeable Zinc–Air Batteries: Progress, Challenges, and Perspectives
TL;DR: The reaction mechanism of electrically rechargeable zinc-air batteries is discussed, different battery configurations are compared, and an in depth discussion is offered of the major issues that affect individual cellular components, along with respective strategies to alleviate these issues to enhance battery performance.
Journal ArticleDOI
Electrocatalysts for Hydrogen Evolution in Alkaline Electrolytes: Mechanisms, Challenges, and Prospective Solutions
TL;DR: This review summarizes the recent developments to overcome the kinetics issues of alkaline HER, synthesis of materials with modified morphologies, and electronic structures to tune the active sites and their applications as efficient catalysts for HER.
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
High-yield production of graphene by liquid-phase exfoliation of graphite
Yenny Hernandez,Valeria Nicolosi,Mustafa Lotya,Fiona M. Blighe,Zhenyu Sun,Sukanta De,I.T. McGovern,Brendan Holland,Michele T. Byrne,Yurii K. Gun'ko,John J. Boland,Peter Niraj,Georg S. Duesberg,Satheesh Krishnamurthy,Robbie Goodhue,John L. Hutchison,Vittorio Scardaci,Andrea C. Ferrari,Jonathan N. Coleman +18 more
TL;DR: Graphene dispersions with concentrations up to approximately 0.01 mg ml(-1), produced by dispersion and exfoliation of graphite in organic solvents such as N-methyl-pyrrolidone are demonstrated.
Journal ArticleDOI
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.
Journal ArticleDOI
Sulfur and Nitrogen Dual-Doped Mesoporous Graphene Electrocatalyst for Oxygen Reduction with Synergistically Enhanced Performance†
TL;DR: In this paper, Mesoporous graphene doped with both N and S atoms (N-S-G) was prepared in one step and studied as an electrochemical catalyst for the oxygen reduction reaction (ORR).