1D Coaxial Platinum/Titanium Nitride Nanotube Arrays with Enhanced Electrocatalytic Activity for the Oxygen Reduction Reaction: Towards Li-Air Batteries

被引:39
|
作者
Dong, Shanmu [1 ]
Chen, Xiao [1 ]
Wang, Shan [1 ]
Gu, Lin [2 ]
Zhang, Lixue [1 ]
Wang, Xiaogang [1 ]
Zhou, Xinhong [3 ]
Liu, Zhihong [1 ]
Han, Pengxian [1 ]
Duan, Yulong [1 ]
Xu, Hongxia [1 ]
Yao, Jianhua [1 ]
Zhang, Chuanjian [1 ]
Zhang, Kejun [1 ]
Cui, Guanglei [1 ]
Chen, Liquan [2 ]
机构
[1] Chinese Acad Sci, Qingdao Inst Bioenergy & Bioproc Technol, Biomimet Energy Grp, Qingdao 266101, Peoples R China
[2] Chinese Acad Sci, Inst Phys, Beijing Natl Lab Condensed Matter Phys, Beijing 100080, Peoples R China
[3] Qingdao Univ Sci & Technol, Coll Chem & Mol Engn, Qingdao 266101, Peoples R China
关键词
batteries; lithium; nanostructures; nitrides; platinum; HIGH-SURFACE-AREA; CARBON NANOTUBES; MONOLAYER ELECTROCATALYSTS; ANODE CATALYSTS; PERFORMANCE; NANOPARTICLES; METAL; EFFICIENT; SUPPORT; TIO2;
D O I
10.1002/cssc.201200286
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Cat on a hot TiN support: Coaxial Pt/TiN nanotube arrays are used to achieve a superior electrocatalytic activity of platinum towards the oxygen reduction reaction (ORR). Compared to a commercial Pt/C catalyst, the Pt/TiN NTA materials delivers a higher mass activity and specific activity for the ORR. Hence, these materials are useful as cathodes for hybrid electrolyte Li-air batteries, as demonstrated. Copyright © 2012 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.
引用
收藏
页码:1712 / 1715
页数:4
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