Absorbing formation mechanism of AlP on TiB₂ substrate and their application as high-efficiency nucleating agent in Al-45Si alloy

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• 作者：Xiao-Lu Zhou ; Yu-Ying Wu ; ^{wuyuying@sdu.edu.cn} ; Yi-Fan Li ; Long Wu ; Tong Gao ; Hui Li ; Xiang-Fa Liu ; ^{xfliu@sdu.edu.cn}
• 关键词：Casting ; Al-Si alloy ; Nucleation ; DFT calculation ; Adsorption ; Microstructure
• 刊名：Journal of Alloys and Compounds
• 出版年：2017
• 出版时间：5 February 2017
• 年：2017
• 卷：693
• 期：Complete
• 页码：853-858
• 全文大小：3725 K
• 卷排序：693

文摘

TiB2@AlP coupling particle shows better refining effect on Al-Si alloy than AlP. By atom-by-atom adsorption, P atoms gather on TiB2 to form TiB2@AlP particles. The P atoms trend on the Ti-terminated interface rather than B-terminated one.