Atomic size and chemical effects of alloying elements Cu, Mg and Si on the structure and dynamics of molten 8090-based AlLi alloy
文献类型:期刊论文
作者 | Zhu, Xunming1; Liu, Dan1; Wang, Aimin1; Duan, Junpeng1; Yang, Yuansheng4; Tang, Shouqiu3; Qin, Jingyu2 |
刊名 | INTERNATIONAL JOURNAL OF CAST METALS RESEARCH
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出版日期 | 2018 |
卷号 | 31期号:2页码:93-98 |
关键词 | Al-Li alloy molecular dynamic simulation liquid alloy short-range order |
ISSN号 | 1364-0461 |
DOI | 10.1080/13640461.2017.1371471 |
通讯作者 | Liu, Dan(0617082@zju.edu.cn) |
英文摘要 | The structural and dynamical properties of liquid Al91Li9 and Al91Li9M3 (M=Cu, Mg, Si) alloys are investigated by means of ab initio molecular dynamic simulation. Pair distribution function analysis suggests that the atomic distances of Li-Li and Al-Li decrease after addition of alloying elements. The additive Cu and Si are manifested surrounded by Al and Li and hardly meet each other owing to the effects of atom size and their negative mixing enthalpy with Li. The topological environments of Al and Li in Al91Li9 are changed significantly by adding minor alloying elements. The diffusion of Al and Li is hindered by alloying elements, among which Cu and Si play more significant role. Furthermore, the metalloid additive Si illustrates different effects from the metallic additive Cu and Mg on the diffusivity of Al91Li9 liquid alloys. |
WOS研究方向 | Metallurgy & Metallurgical Engineering |
语种 | 英语 |
WOS记录号 | WOS:000428583600005 |
出版者 | TAYLOR & FRANCIS LTD |
源URL | [http://ir.imr.ac.cn/handle/321006/127736] ![]() |
专题 | 金属研究所_中国科学院金属研究所 |
通讯作者 | Liu, Dan |
作者单位 | 1.Weihai Wanfeng Magnesium Ind Sci & Technol Dev Co, Weihai, Peoples R China 2.Shandong Univ, Minist Educ, Key Lab Liquid Solid Struct Evolut & Proc Mat, Jinan, Shandong, Peoples R China 3.Shandong Acad Sci, Adv Mat Inst, Jinan, Shandong, Peoples R China 4.Chinese Acad Sci, Inst Met Res, Shenyang, Liaoning, Peoples R China |
推荐引用方式 GB/T 7714 | Zhu, Xunming,Liu, Dan,Wang, Aimin,et al. Atomic size and chemical effects of alloying elements Cu, Mg and Si on the structure and dynamics of molten 8090-based AlLi alloy[J]. INTERNATIONAL JOURNAL OF CAST METALS RESEARCH,2018,31(2):93-98. |
APA | Zhu, Xunming.,Liu, Dan.,Wang, Aimin.,Duan, Junpeng.,Yang, Yuansheng.,...&Qin, Jingyu.(2018).Atomic size and chemical effects of alloying elements Cu, Mg and Si on the structure and dynamics of molten 8090-based AlLi alloy.INTERNATIONAL JOURNAL OF CAST METALS RESEARCH,31(2),93-98. |
MLA | Zhu, Xunming,et al."Atomic size and chemical effects of alloying elements Cu, Mg and Si on the structure and dynamics of molten 8090-based AlLi alloy".INTERNATIONAL JOURNAL OF CAST METALS RESEARCH 31.2(2018):93-98. |
入库方式: OAI收割
来源:金属研究所
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