THE DEPENDENCE OF REFRACTIVE-INDEX AND THICKNESS OF IRON PASSIVE FILMS UPON THE OXIDATION CONDITION

被引:4
|
作者
OHTSUKA, T
AZUMI, K
SATO, N
机构
[1] Electrochemistry Laboratory, Faculty of Engineering, Hokkaido University
关键词
Iron; oxide; passive film; reflectivity; refractive index;
D O I
10.1016/0010-938X(90)90103-C
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The change of refractive index of the passive film on iron which was obtained by 3-parameter reflectivity measurements was arranged in term of the electric field strength. The higher refractive index which corresponds to the higher electric field is interpreted by dehydration induced by anodically high electric field. The hydration and dehydration may be connected to the secondary Wien effect for ionic dissociation. © 1990.
引用
收藏
页码:155 / 160
页数:6
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