First-principles generated mechanical property database for multi-component Al alloys: Focusing on Al-rich corner

Systematic first-principles calculations of the single crystal elastic stiffness constants (cij’s) and the polycrystalline aggregates including bulk modulus (B), shear modulus (G), Young’s modulus (E) have been performed for series binary and ternary Al compounds at 0 K. In addition, the...

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Main Authors: Wang J., Du Y., Tao X., Ouyang Y., Zhang L., Chen Q., Engström A.
Format: Article
Language:English
Published: University of Belgrade, Technical Faculty, Bor 2017-01-01
Series:Journal of Mining and Metallurgy. Section B: Metallurgy
Subjects:
Online Access:http://www.doiserbia.nb.rs/img/doi/1450-5339/2017/1450-53391600031W.pdf
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author Wang J.
Du Y.
Tao X.
Ouyang Y.
Zhang L.
Chen Q.
Engström A.
author_facet Wang J.
Du Y.
Tao X.
Ouyang Y.
Zhang L.
Chen Q.
Engström A.
author_sort Wang J.
collection DOAJ
description Systematic first-principles calculations of the single crystal elastic stiffness constants (cij’s) and the polycrystalline aggregates including bulk modulus (B), shear modulus (G), Young’s modulus (E) have been performed for series binary and ternary Al compounds at 0 K. In addition, the temperature-dependent elastic properties for some technologically important phases are calculated. The cij’s are calculated by means of an efficient strain-stress method. Phonon density of states or Debye model is employed to calculate the linear thermal expansion, which is then used to calculate the temperature dependence of elastic properties. The calculated temperature-dependent elastic properties are compiled in the format of CALPHAD (CALculation of PHAse Diagram) type formula. The presently computed elastic properties for Al compounds are needed for simulation of microstructure evolution of commercial Al alloys during series of processing route.
format Article
id doaj-art-a428cc7979994bdda4a2119a4fd3be82
institution Kabale University
issn 1450-5339
2217-7175
language English
publishDate 2017-01-01
publisher University of Belgrade, Technical Faculty, Bor
record_format Article
series Journal of Mining and Metallurgy. Section B: Metallurgy
spelling doaj-art-a428cc7979994bdda4a2119a4fd3be822025-02-02T13:59:51ZengUniversity of Belgrade, Technical Faculty, BorJournal of Mining and Metallurgy. Section B: Metallurgy1450-53392217-71752017-01-015311710.2298/JMMB160304031W1450-53391600031WFirst-principles generated mechanical property database for multi-component Al alloys: Focusing on Al-rich cornerWang J.0Du Y.1Tao X.2Ouyang Y.3Zhang L.4Chen Q.5Engström A.6Central South University, State Key Lab of Powder Metallurgy, Changsha, ChinaCentral South University, State Key Lab of Powder Metallurgy, Changsha, ChinaGuangxi University, College of Physical Science and Technology, Nanning, ChinaGuangxi University, College of Physical Science and Technology, Nanning, ChinaCentral South University, State Key Lab of Powder Metallurgy, Changsha, ChinaThermo-Calc Software AB, Stockholm, SwedenThermo-Calc Software AB, Stockholm, SwedenSystematic first-principles calculations of the single crystal elastic stiffness constants (cij’s) and the polycrystalline aggregates including bulk modulus (B), shear modulus (G), Young’s modulus (E) have been performed for series binary and ternary Al compounds at 0 K. In addition, the temperature-dependent elastic properties for some technologically important phases are calculated. The cij’s are calculated by means of an efficient strain-stress method. Phonon density of states or Debye model is employed to calculate the linear thermal expansion, which is then used to calculate the temperature dependence of elastic properties. The calculated temperature-dependent elastic properties are compiled in the format of CALPHAD (CALculation of PHAse Diagram) type formula. The presently computed elastic properties for Al compounds are needed for simulation of microstructure evolution of commercial Al alloys during series of processing route.http://www.doiserbia.nb.rs/img/doi/1450-5339/2017/1450-53391600031W.pdfAl alloyselasticityfirst-principlesCALPHAD-type database
spellingShingle Wang J.
Du Y.
Tao X.
Ouyang Y.
Zhang L.
Chen Q.
Engström A.
First-principles generated mechanical property database for multi-component Al alloys: Focusing on Al-rich corner
Journal of Mining and Metallurgy. Section B: Metallurgy
Al alloys
elasticity
first-principles
CALPHAD-type database
title First-principles generated mechanical property database for multi-component Al alloys: Focusing on Al-rich corner
title_full First-principles generated mechanical property database for multi-component Al alloys: Focusing on Al-rich corner
title_fullStr First-principles generated mechanical property database for multi-component Al alloys: Focusing on Al-rich corner
title_full_unstemmed First-principles generated mechanical property database for multi-component Al alloys: Focusing on Al-rich corner
title_short First-principles generated mechanical property database for multi-component Al alloys: Focusing on Al-rich corner
title_sort first principles generated mechanical property database for multi component al alloys focusing on al rich corner
topic Al alloys
elasticity
first-principles
CALPHAD-type database
url http://www.doiserbia.nb.rs/img/doi/1450-5339/2017/1450-53391600031W.pdf
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