A stochastic analysis of the effect of magnetic field on the pitting corrosion susceptibility of pure magnesium
文献类型:期刊论文
作者 | J. Li ; T. Zhang ; Y. Shao ; G. Meng ; F. Wang |
刊名 | Materials and Corrosion-Werkstoffe Und Korrosion
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出版日期 | 2010 |
卷号 | 61期号:4页码:306-312 |
关键词 | pit generation anodized titanium localized corrosion stainless-steel mass-transport sulfuric-acid iron film magnetoelectrolysis electrochemistry |
ISSN号 | 0947-5117 |
中文摘要 | The effect of magnetic field on the pitting corrosion susceptibility of pure magnesium was investigated by stochastic approaches. Stochastic models had been applied to simulate pitting corrosion as the combination of two physical processes: pit initiation and pit growth. The results revealed that magnetic field increased the pitting corrosion susceptibility of pure magnesium. For the pit initiation process, the presence of magnetic field changed the mechanism of pit initiation from the parallel birth and death stochastic model (B1) to the parallel birth stochastic model (A3). Magnetic field increased the pit generation rate lambda while decreased the repassivation rate mu, which indicated that magnetic field accelerated the pit initiation process of pure magnesium. For the pit growth process, magnetic field didn't change the pit growth mechanism, but it could decrease the ability of repassivation of pitting corrosion resulting in a great probability for the stable pitting corrosion to grow up with a higher growth rate and finally develop into larger pit cavity. |
原文出处 | |
公开日期 | 2012-04-13 |
源URL | [http://210.72.142.130/handle/321006/31212] ![]() |
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 | J. Li,T. Zhang,Y. Shao,et al. A stochastic analysis of the effect of magnetic field on the pitting corrosion susceptibility of pure magnesium[J]. Materials and Corrosion-Werkstoffe Und Korrosion,2010,61(4):306-312. |
APA | J. Li,T. Zhang,Y. Shao,G. Meng,&F. Wang.(2010).A stochastic analysis of the effect of magnetic field on the pitting corrosion susceptibility of pure magnesium.Materials and Corrosion-Werkstoffe Und Korrosion,61(4),306-312. |
MLA | J. Li,et al."A stochastic analysis of the effect of magnetic field on the pitting corrosion susceptibility of pure magnesium".Materials and Corrosion-Werkstoffe Und Korrosion 61.4(2010):306-312. |
入库方式: OAI收割
来源:金属研究所
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