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Throughput study of diffusion along the twin boundaries in Mg-5Sn-0.3Li as-cast alloy and its effect on the homogenization during hot deformation

Authors :
Hamid Reza Abedi
A. Zarei-Hanzaki
Ehsan Farabi
Su-Hyeon Kim
Mehdi Malekan
M. Mosayebi
M.S. Jalali
Source :
Materials Letters. 281:128446
Publication Year :
2020
Publisher :
Elsevier BV, 2020.

Abstract

This study offers the effect of dendrite orientation selection on the defamation mechanisms and their subsequent effects on the homogenization of the dendritic structure during hot deformation processes. The results indicated that the solidification macro-texture has controlled by the dendrite growth pattern, which has effectively influenced the dominant deformation mechanisms (slip/twin activity). Interestingly, the boundary of the exhausted twins has been preferred for solute diffusion and has effectively contributed to the homogenization of the dendritic structure during hot deformation processes.

Details

ISSN :
0167577X
Volume :
281
Database :
OpenAIRE
Journal :
Materials Letters
Accession number :
edsair.doi...........0d3638652a0b4a5c4378b8f89dc3c68d
Full Text :
https://doi.org/10.1016/j.matlet.2020.128446