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
More filters
Journal ArticleDOI
Superiority of Dual‐Atom Catalysts in Electrocatalysis: One Step Further Than Single‐Atom Catalysts
TL;DR: In this paper , dual-atom catalysts (DACs) have attracted extensive attention, as an extension of SACs, and they have higher metal loading and more complex and flexible active sites, thus achieving better catalytic performance and providing more opportunities for electrocatalysis.
Journal ArticleDOI
Toward enhanced activity of a graphitic carbon nitride-based electrocatalyst in oxygen reduction and hydrogen evolution reactions via atomic sulfur doping
Zengxia Pei,Jingxiang Zhao,Yan Huang,Yang Huang,Minshen Zhu,Zifeng Wang,Zhongfang Chen,Chunyi Zhi +7 more
TL;DR: In this article, the influence of sulfur doping on the activity of a carbon nitride (C3N4)-based electrocatalyst in the oxygen reduction reaction (ORR) and hydrogen evolution reaction (HER) was investigated.
Journal ArticleDOI
Different active sites in a bifunctional Co@N-doped graphene shells based catalyst for the oxidative dehydrogenation and hydrogenation reactions
TL;DR: In this paper, the authors used Co@N-doped graphene shells (Co@NGS) as a bifunctional catalyst with high activity and stability for the oxidative dehydrogenation (ODH) and hydrogenation (HYD) of quinolines.
Journal ArticleDOI
Iron polyphthalocyanine sheathed multiwalled carbon nanotubes: A high-performance electrocatalyst for oxygen reduction reaction
Xinxia Wang,Bin Wang,Jun Zhong,Feipeng Zhao,Na Han,Wenjing Huang,Min Zeng,Jian Fan,Yanguang Li +8 more
TL;DR: In this article, a novel organic-carbon hybrid material was developed from in-situ polymerization of iron phthalocyanine on conductive multiwalled carbon nanotube scaffolds using a low-temperature microwave heating method.
Journal ArticleDOI
Defect electrocatalytic mechanism: concept, topological structure and perspective
Yi Jia,Jun Chen,Xiangdong Yao +2 more
TL;DR: In this article, the authors presented a new concept where the specific topological defects could activate the oxygen reduction reaction (ORR) and developed a facile method to create such unique defects.
References
More filters
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
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.
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
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.