Electrochemical behavior of Dy(Ⅲ) on bismuth film electrode in eutectic LiCl-KCl melts

查看全文 作　　者：Shanshan [1]Wang;Baicong [1]Wei;Mei [1]Li;Wei [1]Han;Milin [1]Zhang;Xiaoguang [1]Yang;Yang [1]Sun

机构地区：[1]Key Laboratory of Superlight Materials and Surface Technology,Ministry of Education,College of Material Science and Chemical Engineering,Harbin Engineering University

出　　处：《Journal of Rare Earths》索引2018年第36卷第9期,共8页

基　　金：Project supported by the National Natural Science Foundation of China(11675044,11575047,21790373,21271054,21173060);the Major Research plan of the National Natural Science Foundation of China(91326113,91226201) 摘　　要：An electrochemical study of dysprosium(III) on Bi film electrode was carried out in eutectic LiCl-KCI melts by transient and steady state electrochemical techniques.The results of transient electrochemical techniques showed that the reduction of Dy(III) appears at a more positive value than the one detected on W electrode owing to the formation of Bi-Dy intermetallic compounds through electrochemical deposition of Dy on bismuth film electrode.The thermodynamic properties of the formation for Dy-Bi intermetallics were estimated by a steady state electrochemical method in a temperature range of 713-803 K.Furthermore,the electrochemical preparation of Bi-Dy alloys was conducted by galvanostatic electrolysis at different current intensities.The Bi-Dy alloys,characterized by scanning electron microscopy equipped with energy dispersive spectrometry and X-ray diffraction,are comprised of DyBi_(3/5) and DyBi phases. 关键词：电气化学电极电影溶解融化行为铋 III

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Electrochemical behavior of Dy(Ⅲ) on bismuth film electrode in eutectic LiCl-KCl melts

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