Crystallization temperature of amorphous electroless nickel-phosphorus alloys

被引:64
作者
Gao, JQ [1 ]
Wu, YT [1 ]
Lei, L [1 ]
Bin, S [1 ]
Hu, WB [1 ]
机构
[1] Shanghai Jiao Tong Univ, State Key Lab MMCs, Shanghai 200030, Peoples R China
关键词
electroless nickel-phosphorus alloys; crystallization temperature; growth of crystalline nuclei; phosphorus content;
D O I
10.1016/j.matlet.2004.11.064
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Amorphous alloy is thermodynamically unstable, and it crystallizes after heat treatment. Considering ordered clusters as crystalline nuclei in amorphous electroless nickel-phosphorus alloy, crystallization thermodynamics and growth controlled by diffusion of nuclei were studied in detail. Crystallization temperature is determined when the size of nuclei is equal to the critical grain size at a heating rate. The simulated crystallization temperatures of alloys with various phosphorus contents are examined by experiment and other investigations under like conditions. (c) 2005 Elsevier B.V All rights reserved.
引用
收藏
页码:1665 / 1669
页数:5
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