Journal ArticleDOI
Metal-free catalysts for oxygen reduction reaction.
TLDR
This paper presents a probabilistic procedure for estimating the polymethine content of carbon dioxide using a straightforward two-step procedure, and shows good results in both the stationary and the liquid phase.Abstract:
Liming Dai,*,†,‡ Yuhua Xue,†,‡ Liangti Qu,* Hyun-Jung Choi, and Jong-Beom Baek* †Center of Advanced Science and Engineering for Carbon (Case4Carbon), Department of Macromolecular Science and Engineering, Case Western Reserve University, 10900 Euclid Avenue, Cleveland, Ohio 44106, United States Key Laboratory of Cluster Science, Ministry of Education of China, Beijing Key Laboratory of Photoelectronic/Electrophotonic Conversion Materials, Department of Chemistry, School of Science, Beijing Institute of Technology, Beijing 100081, People’s Republic of China School of Energy and Chemical Engineering/Center for Dimension-Controllable Covalent Organic Frameworks, Ulsan National Institute of Science and Technology (UNIST), 100 Banyeon, Ulsan, 689-798, South Korearead more
Citations
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Journal ArticleDOI
Synergistic Effect between the Atomically Dispersed Active Site of Fe-N-C and C-S-C for ORR in Acidic Medium
Hangjia Shen,Eduardo Gracia-Espino,Jingyuan Ma,Ketao Zang,Jun Luo,Le Wang,Sanshuang Gao,Xamxikamar Mamat,Guangzhi Hu,Thomas Wågberg,Shaojun Guo +10 more
TL;DR: In this article, a template sacrificing method was used to derive a sulfur-doped Fe-N-C (Fe/SNC) catalyst for oxygen reduction reaction (ORR).
Journal ArticleDOI
A Model for the pH-Dependent Selectivity of the Oxygen Reduction Reaction Electrocatalyzed by N-Doped Graphitic Carbon
TL;DR: This model, when applied to acidic electrolytes, shows the ORR preferring the two-electron pathway, consistent with the well-known pH-dependent ORR selectivity catalyzed by graphitic carbon materials.
Journal ArticleDOI
Recent advances in graphene-based platinum and palladium electrocatalysts for the methanol oxidation reaction
Asad Ali,Pei Kang Shen +1 more
TL;DR: Graphene-based Pt and Pd nanoparticle approaches have been broadly explored and actively pursued to meet those demands to produce excellent electrocatalysts for the methanol oxidation reaction as mentioned in this paper.
Journal ArticleDOI
3D Hierarchical Porous Graphene-Based Energy Materials: Synthesis, Functionalization, and Application in Energy Storage and Conversion
Cheng Tang,Cheng Tang,Hao-Fan Wang,Hao-Fan Wang,Jia-Qi Huang,Weizhong Qian,Fei Wei,Shi-Zhang Qiao,Qiang Zhang +8 more
TL;DR: In this article, a review of 3D hierarchical porous graphene (hpG)-based materials with micro-, meso-, and macroporous features has been presented, including controllable and facile synthesis through chemical vapor deposition on 3D porous templates, post-assembly/treatment of graphene oxide nanosheets, and templated polymerization.
Journal ArticleDOI
N,P-dual-doped multilayer graphene as an efficient carbocatalyst for nitroarene reduction: A mechanistic study of metal-free catalysis
Jiangbo Xi,Jiangbo Xi,Qijun Wang,Jin Liu,Le Huan,Zhaolin He,Yuan Qiu,Juan Zhang,Chunyan Tang,Jian Xiao,Shuai Wang +10 more
TL;DR: In this article, an N,P-dual-doped multilayer graphene (NPG) carbocatalyst was developed by directly pyrolyzing a homogenous mixture of microwave-exfoliated graphite and hexachlorocyclotriphosphazene under an inert atmosphere.
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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Helical microtubules of graphitic carbon
TL;DR: Iijima et al. as mentioned in this paper reported the preparation of a new type of finite carbon structure consisting of needle-like tubes, which were produced using an arc-discharge evaporation method similar to that used for fullerene synthesis.
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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.
Journal ArticleDOI
Measurement of the Elastic Properties and Intrinsic Strength of Monolayer Graphene
TL;DR: Graphene is established as the strongest material ever measured, and atomically perfect nanoscale materials can be mechanically tested to deformations well beyond the linear regime.