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Corrosion behaviour of LY12 alloy under thin electrolyte films

文献类型:期刊论文

作者Y. Y. Shi ; Z. Zhang ; Y. L. Cheng ; F. H. Cao ; J. Q. Zhang ; C. N. Cao
刊名Bulletin of Electrochemistry
出版日期2004
卷号20期号:6页码:261-266
关键词aluminum alloy atmospheric corrosion thin electrolyte layer Electrochemical Impedance Spectroscopy corrosion atmospheric corrosion electrochemical impedance steel
ISSN号0256-1654
中文摘要In this work, the mechanism of atmospheric corrosion; mainly pitting corrosion, of LY12 aluminum alloy under different thin electrolyte films was studied by electrochemical impedance spectroscopy (EIS) and scanning electron microscopy. The maximum phase shift theta on the Bode plot gained in EIS tests exceeds -45degrees indicating that the tests acquired an even current distribution. Under thin electrolyte films, the corrosion. rates increase with a decrease in the electrolyte film thickness. The results also show that the mechanism of corrosion under thin electrolyte layer is different from that in the bulk solution. The rate-determining step changes from the anodic process to oxygen diffusion in the bulk electrolyte film.
原文出处://WOS:000225312900004
公开日期2012-04-14
源URL[http://ir.imr.ac.cn/handle/321006/35544]  
专题金属研究所_中国科学院金属研究所
推荐引用方式
GB/T 7714
Y. Y. Shi,Z. Zhang,Y. L. Cheng,et al. Corrosion behaviour of LY12 alloy under thin electrolyte films[J]. Bulletin of Electrochemistry,2004,20(6):261-266.
APA Y. Y. Shi,Z. Zhang,Y. L. Cheng,F. H. Cao,J. Q. Zhang,&C. N. Cao.(2004).Corrosion behaviour of LY12 alloy under thin electrolyte films.Bulletin of Electrochemistry,20(6),261-266.
MLA Y. Y. Shi,et al."Corrosion behaviour of LY12 alloy under thin electrolyte films".Bulletin of Electrochemistry 20.6(2004):261-266.

入库方式: OAI收割

来源:金属研究所

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