Thermodynamic analysis of Al-Sc, Cu-Sc and Al-Cu-Sc system
Thermodynamic analysis of Al-Sc, Cu-Sc and Al-Cu-Sc system
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Al-Sc、Cu-Sc 和 Al-Cu-Sc 体系的热力学分析
DOI:
10.1016/j.jallcom.2009.10.003
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发表时间:
2010-02-04
影响因子:
6.2
通讯作者:
Jin, Z. P.
中科院分区:
文献类型:
--
作者:
Bo, H.;Liu, L. B.;Jin, Z. P.
Encouraged by the promising application of the Al-Cu-Sc system in the development of high strength aluminum alloy, the Al-rich region of this system was assessed by the CALPHAD approach. In order to make the models used for the phases in the three binary sub-systems compatible with each other, Al-Sc and Cu-Sc system were remodeled. Substitutional solution model was used for solution phases and sublattice model for binary intermetallic phases and the ternary compound Al8-xCu4+xSc. Comparisons between the calculated and experimental results showed that most of the experimental information was satisfactorily described by the present thermodynamic description. (C) 2009 Elsevier B.V. All rights reserved.