典型文献
Unveiling the Growth Mechanism of Faceted Primary Al2Cu with Complex Morphologies During Solidification
文献摘要:
The growth characteristic of primary faceted Al2Cu intermetallic compounds (IMCs) during solidification was observed directly by synchrotron radiography.The formation and transition mechanisms of Al2Cu IMCs with diverse morphologies were elucidated by first-principle calculations combined with electron backscatter diffraction analysis.The Al2Cu crystals preferred to grow along the[001]direction and were bounded by { 110} planes with the lowest surface energy.The faceted Al2Cu rod-like clusters consisted of multiple crystals with complete rod,hollowness and partial sides,which was attributed to the increase in strain energy and solute redistribution during solidification.The faceted Al2Cu with branches was charac-teristic with the perpendicular relationship between the main branches and side steps and partial coalescence at the junction,which was ascribed to the continuous propagation and growth of newly formed crystals along the diagonal direction.
文献关键词:
中图分类号:
作者姓名:
Zongye Ding;Qiaodan Hu;Fan Yang;Liao Yu;Tianxing Yang;Naifang Zhang;Wenquan Lu;Jingwei Yang;Jian Qiao;Jianguo Li
作者机构:
School of Mechatronic Engineering and Automation,Foshan University,Foshan 528225,China;Shanghai Key Laboratory of Materials Laser Processing and Modification,School of Materials Science and Engineering,Shanghai Jiao Tong University,Shanghai 200240,China;School of Mechanical Engineering,Shanghai Jiao Tong University,Shanghai 200240,China
文献出处:
引用格式:
[1]Zongye Ding;Qiaodan Hu;Fan Yang;Liao Yu;Tianxing Yang;Naifang Zhang;Wenquan Lu;Jingwei Yang;Jian Qiao;Jianguo Li-.Unveiling the Growth Mechanism of Faceted Primary Al2Cu with Complex Morphologies During Solidification)[J].金属学报(英文版),2022(01):124-132
A类:
hollowness
B类:
Unveiling,Growth,Mechanism,Faceted,Primary,Al2Cu,Complex,Morphologies,During,Solidification,growth,characteristic,primary,faceted,intermetallic,compounds,IMCs,during,solidification,was,observed,directly,by,synchrotron,radiography,formation,transition,mechanisms,diverse,morphologies,were,elucidated,first,principle,calculations,combined,electron,backscatter,diffraction,analysis,crystals,preferred,along,direction,bounded,planes,lowest,surface,energy,rod,like,clusters,consisted,multiple,complete,partial,sides,which,attributed,increase,strain,solute,redistribution,branches,perpendicular,relationship,between,main,steps,coalescence,junction,ascribed,continuous,propagation,newly,formed,diagonal
AB值:
0.608343
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