Hydrothermal synthesis of V2O5•1.9H2O single crystals with novel electrochemical characteristics

被引:13
作者
Hu, CC [1 ]
Chang, KH [1 ]
机构
[1] Natl Chung Cheng Univ, Dept Chem Engn, Chiayi 621, Taiwan
关键词
D O I
10.1149/1.1803011
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
The synthesis of V2O5 center dot 1.9H(2)O single crystals from VOSO4 by chemical oxidation with H2O2 through means of a hydrothermal route is demonstrated. The textural properties of this oxide are characterized by X-ray photoelectron spectroscopy, high-resolution analysis electron microscopy, X-ray diffraction analysis, and thermogravimetric analysis. The novel redox intercalation ability and ion selectivity for the potassium ion among Li, Na, and K ions reveal its promising application potential to K+ sensors, high-power rechargeable batteries, and the purification of potassium ions in aqueous media. (C) 2004 The Electrochemical Society.
引用
收藏
页码:A400 / A403
页数:4
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