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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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面心立方金属{111}〈110〉滑移和{111}〈112〉孪生平面共生变形的Bishop-Hill分析
, PP. 1121-1126
Keywords: 孪生,Bishop－Hill最大功原理
Abstract:
将Ｂｉｓｈｏｐ－Ｈｉｌｌ最大功原理拓展于ｆｃｃ金属｛１１１｝〈１１０〉滑移和｛１１１｝〈１１２〉孪生两种机制同时起作用的平面共生变形.研究了不同临界剪切应力（ＣＲＳＳ）之比ξ对各理想取向的屈服应力状态及相应活化系的影响.分析结果表明,当ξ〉１／３ｊｆ,Ｃ,Ｇ和Ｒｃｕ３种取向共同的活化系均为滑移系,不易孪生其它５种取向共同的活化系均包括滑移系和孪生系,有孪生倾向.
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