Preparation and electrochemical capacitance of Me double hydroxides (Me = Co and Ni)/TiO2 nanotube composites electrode

被引:47
作者
He, KX
Zhang, XG [1 ]
Li, J
机构
[1] Xinjiang Univ, Inst Appl Chem, Urumqi 830046, Peoples R China
[2] Nanjing Univ Aeronaut & Astronaut, Coll Mat Sci & Engn, Nanjing 210016, Peoples R China
基金
中国国家自然科学基金;
关键词
TiO2; nanotube; Me double hydroxides (Me = Co and Ni); electrochemical capacitance;
D O I
10.1016/j.electacta.2005.06.020
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
In this paper, Me double hydroxides (Me=Co and Ni)/TiO2 nanotube composites were synthesized by a simple chemical co-precipitation method. Electrochemical properties of the composites were examined by cyclic voltammetry, galvanostatic and impedance measurements. The highest specific capacitance values of 1053 F/g could be achieved with Me double hydroxides loaded on the TiO2 nanotube, which was comparable to that of hydrated ruthenium oxide. (C) 2005 Elsevier Ltd. All rights reserved.
引用
收藏
页码:1289 / 1292
页数:4
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