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电化学(中英文) ›› 2005, Vol. 11 ›› Issue (2): 119-124. 

• 研究论文 • 上一篇    下一篇

熔盐电化学创新研究——武汉大学电化学研究中心熔盐电化学研究工作简介

汪的华,陈政   

  1. 武汉大学化学与分子科学学院电化学研究中心,武汉大学化学与分子科学学院电化学研究中心 湖北武汉430072 ,湖北武汉430072
  • 收稿日期:2005-05-28 修回日期:2005-05-28 出版日期:2005-05-28 发布日期:2005-05-28

Innovation in Molten Salt Electrochemistry

WANG Di-hua, CHEN Zheng~*   

  1. (Electrochemical Research Centre, College of Chemistry and Molecular Science, Wuhan University, Wuhan 430072,China
  • Received:2005-05-28 Revised:2005-05-28 Published:2005-05-28 Online:2005-05-28

摘要: 简要介绍近3年武汉大学电化学研究中心在熔盐电化学方面的若干研究进展:1)熔盐电解固态化合物制备单质硅及其合金以及无机功能材料;2)适于高温熔盐的全密封长寿命Ag/AgCl参比电极和可负载微量粉末的金属腔(坑)工作电极新技术;3)“三相界线电化学”新概念以及描述三相界线在薄层固态化合物电解还原过程中扩展变化的薄层模型.

关键词: 熔盐电化学, 硅, 参比电极, 腔电极, 三相界线电化学

Abstract: Recent research development in molten salt electrochemistry at the Electrochemical Research Centre of Wuhan University is briefly reviewed. Attention is first paid on the preparation of silicon and its binary alloys, as well as oxide based functional materials. In addition, the quartz sealed Ag/AgCl reference electrodes suitable for high temperature molten salts are described. Focus is also given to two types of metal based cavity electrodes that are capable of loading micrograms of oxide powders and hence allow fast and reproducible measurements for the electrochemical behaviour of the powders in molten salts. The article finishes by highlighting the concept of “three-phase interline electrochemistry” in conjunction with reporting the preliminary results from the investigation of a simple "thin layer model" for the electrochemical reduction of solid AgCl in aqueous solution and solid SiO_(2)in molten salts.

Key words: Molten salt electrochemistry, Silicon, Reference electrode, Cavity electrode, Three-phase interline electrochemistry

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