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Glass formation and microstructure evolution in Al-Ni-RE (RE = La, Ce, Pr, Nd and misch metal) ternary systems

文献类型:期刊论文

作者H. Yang ; J. Q. Wang ; Y. Li
刊名Philosophical Magazine
出版日期2007
卷号87期号:27页码:4211-4228
关键词supercooled liquid region amorphous-alloys atomic-structure mechanical-properties stability crystallization aluminum al90fexce10-x
ISSN号1478-6435
中文摘要Glass formation has been systematically studied in melt-spun Al-rich Al-Ni-RE (RE La, Ce, Pr, Nd and Mm; Mm = misch metal) alloys by navigating the compositions following the observation of microstructure evolution in the resulting ribbons. The optimum glass-forming regions are similarly located around Al85Ni10RE5 and found in the centre of the composites with primary phase alpha-Al, Al11RE3 and Al3Ni. The similarities in the critical cross-section below which a component is fully amorphous and the optimum compositions in these Al-Ni-RE systems are interpreted in terms of their competing crystalline phases and thermodynamic properties. Interestingly, it is indicated that Ni content is markedly higher than RE content in the best glass-forming alloys, which may be associated with strong interaction between Ni-Al atom pairs and the dense packing due to Ni-centred clusters.
原文出处://WOS:000248861200010
公开日期2012-04-13
源URL[http://ir.imr.ac.cn/handle/321006/33968]  
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
H. Yang,J. Q. Wang,Y. Li. Glass formation and microstructure evolution in Al-Ni-RE (RE = La, Ce, Pr, Nd and misch metal) ternary systems[J]. Philosophical Magazine,2007,87(27):4211-4228.
APA H. Yang,J. Q. Wang,&Y. Li.(2007).Glass formation and microstructure evolution in Al-Ni-RE (RE = La, Ce, Pr, Nd and misch metal) ternary systems.Philosophical Magazine,87(27),4211-4228.
MLA H. Yang,et al."Glass formation and microstructure evolution in Al-Ni-RE (RE = La, Ce, Pr, Nd and misch metal) ternary systems".Philosophical Magazine 87.27(2007):4211-4228.

入库方式: OAI收割

来源:金属研究所

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