Paper Title:

Alignment of Primary Al3Ni Phases in Hypereutectic Al-Ni Alloys with Various Compositions under High Magnetic Field Gradients

Periodical Materials Science Forum (Volume 649)
Main Theme Solidification and Gravity V
Edited by A. Roósz, V. Mertinger, P. Barkóczy and Cs. Hoó
Pages 165-169
DOI 10.4028/www.scientific.net/MSF.649.165
Citation Tie Liu et al., 2010, Materials Science Forum, 649, 165
Online since May, 2010
Authors Tie Liu, Qiang Wang, Zhong Ying Wang, Dong Gang Li, Ji Cheng He
Keywords Al-Ni Alloy, Crystal Orientation, High Magnetic Field Gradient, Phase Alignment, Solidification
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Abstract

The microstructural changes of the primary Al3Ni phases in hypereutectic Al-Ni alloys solidified under various high magnetic field gradients were investigated. It was found that the application of a magnetic field gradient induced an aligned structure of the primary Al3Ni phases similar to those in a high uniform magnetic field. However, the high magnetic field gradient showed more obvious effect on the alignment of the primary Al3Ni phases than the uniform magnetic field, although this effect strongly depended on the alloy composition.