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Ce基大块非晶合金在纳米压人过程中的变形行为
Authors
张凌晨
张泰华
+4 more
李维火
王育人
邢冬梅
魏炳忱
Publication date
15 June 2006
Publisher
Abstract
利用纳米压入技术研究了Ce基大块非晶合金的变形行为,以及加载速率对塑性变形行为的影响规律.结果表明,Ce基大块非晶合金在纳米压入过程中表现出的变形行为与其他体系大块非晶有显著差别.Ce60Al15Cu10Ni15合金在低加载速率下为连续的塑性变形,在高加载速率下表现出显著的锯齿流变特征;而Ce65Al10Cu10Ni10Nb5合金,在所研究的加载速率范围内均为连续的塑性变形.但是,这两种合金都出现了室温蠕变现象.另外,探讨了Ce基大块非晶合金的反常塑性变形行为的产生机理
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 12/02/2018