Precipitation of Icosahedral Al-Mn during pulsed laser melting

被引:8
|
作者
Aziz, Michael J. [1 ]
Budai, John D. [1 ]
机构
[1] Oak Ridge Natl Lab, Div Solid State, Oak Ridge, TN 37831 USA
关键词
D O I
10.1557/JMR.1986.0401
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The icosahedral phase has been produced by pulsed laser melting of thin films of Mn-implanted Al. With increasing laser intensity, we observe a mixture of icosahedral and fee phases followed by a single phase fee region. Grains as large as 1 mu m in diameter have been observed in 0.1 mu m thick films. Electron diffraction studies of individual icosahedral grains indicate that the rapid growth direction from the melt is along the threefold symmetry axis.
引用
收藏
页码:401 / 404
页数:4
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