The fatigue limits of copper single crystals cyclically deformed at constant plastic strain amplitudes
文献类型:期刊论文
作者 | X. W. Li ; Y. Umakoshi ; Z. G. Wang ; S. X. Li |
刊名 | Philosophical Magazine Letters
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出版日期 | 2001 |
卷号 | 81期号:7页码:465-472 |
关键词 | double slip orientation deformation-behavior stereographic triangle polycrystalline copper dislocation-structures grain-size stress texture localization plateau |
ISSN号 | 0950-0839 |
中文摘要 | Based on systematic surface observations, experimental measurements on the fatigue limits of differently oriented copper single crystals cyclically deformed at constant plastic strain amplitudes are summarized, and an orientation dependence of the fatigue limit is sketched. It was found that the fatigue limits of crystals depend mainly upon the low-strain-amplitude dislocation structures, which are characteristic of the particular crystal orientations. When multiple-slip deformation is the main mode of deformation and ultimately produces stable low-energy dislocation structures such as labyrinth and cell structures, the fatigue limit can be improved notably. |
原文出处 | |
公开日期 | 2012-04-14 |
源URL | [http://ir.imr.ac.cn/handle/321006/36702] ![]() |
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 | X. W. Li,Y. Umakoshi,Z. G. Wang,et al. The fatigue limits of copper single crystals cyclically deformed at constant plastic strain amplitudes[J]. Philosophical Magazine Letters,2001,81(7):465-472. |
APA | X. W. Li,Y. Umakoshi,Z. G. Wang,&S. X. Li.(2001).The fatigue limits of copper single crystals cyclically deformed at constant plastic strain amplitudes.Philosophical Magazine Letters,81(7),465-472. |
MLA | X. W. Li,et al."The fatigue limits of copper single crystals cyclically deformed at constant plastic strain amplitudes".Philosophical Magazine Letters 81.7(2001):465-472. |
入库方式: OAI收割
来源:金属研究所
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