Systematic Study of the Electronic, Carbon, and N-Doping Effects of CoMn-Oxide Composites as Bifunctional Oxygen Electrocatalysts
Hu, Y; Chen, HQ; Zhang, XM; Wen, W; He, QG; He, CH
刊名JOURNAL OF PHYSICAL CHEMISTRY C
2019
卷号123期号:36页码:22130-22138
关键词WATER OXIDATION RECENT PROGRESS HIGHLY EFFICIENT COBALT OXIDE REDUCTION EVOLUTION CATALYSTS GRAPHENE NITROGEN NANOPARTICLES
ISSN号1932-7447
DOI10.1021/acs.jpcc.9b03208
文献子类期刊论文
英文摘要Many cobalt-manganese oxides have been widely studied and reported to be excellent bifunctional oxygen catalysts for regenerative fuel cells and metal-air batteries. The studied materials include various shapes, compositions, and structures that have shown excellent bifunctional catalytic activity and stability. However, the structure-activity relationship of these catalyst materials has not been studied in-depth. The bifunctional activity of such catalysts is affected by many factors, and their specific morphology and composition determine their catalytic activity. The existing studies are fascinating but may lack implications for the design of better and more practical materials for bifunctional catalysts. Therefore, we have prepared binary cobalt-manganese oxides and corresponding nitrogen-doped carbon-based composite catalyst materials. By means of physical characterization, including X-ray diffraction, X-ray photoelectron spectroscopy, and scanning electron microscopy, combined with electrochemical characterization methods, various factors that affect the bifunctional catalytic activity of catalyst materials were systematically studied. The correlations between the electronic structure effect, carbon support effect, nitrogen-doping effect, and bifunctional catalytic activity are summarized.
语种英语
内容类型期刊论文
源URL[http://ir.sinap.ac.cn/handle/331007/32233]  
专题上海应用物理研究所_中科院上海应用物理研究所2011-2017年
作者单位1.Zhejiang Univ, Ningbo Res Inst, Ningbo 315100, Zhejiang, Peoples R China
2.Chinese Acad Sci, Shanghai Inst Appl Phys, Shanghai Synchrotron Radiat Facil, Shanghai 201204, Peoples R China;
3.Zhejiang Univ, Coll Chem & Biol Engn, Hangzhou 310027, Zhejiang, Peoples R China;
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Hu, Y,Chen, HQ,Zhang, XM,et al. Systematic Study of the Electronic, Carbon, and N-Doping Effects of CoMn-Oxide Composites as Bifunctional Oxygen Electrocatalysts[J]. JOURNAL OF PHYSICAL CHEMISTRY C,2019,123(36):22130-22138.
APA Hu, Y,Chen, HQ,Zhang, XM,Wen, W,He, QG,&He, CH.(2019).Systematic Study of the Electronic, Carbon, and N-Doping Effects of CoMn-Oxide Composites as Bifunctional Oxygen Electrocatalysts.JOURNAL OF PHYSICAL CHEMISTRY C,123(36),22130-22138.
MLA Hu, Y,et al."Systematic Study of the Electronic, Carbon, and N-Doping Effects of CoMn-Oxide Composites as Bifunctional Oxygen Electrocatalysts".JOURNAL OF PHYSICAL CHEMISTRY C 123.36(2019):22130-22138.
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