Ni-Mn-Ga single crystal Shape Memory Alloy magneto-thermomechanical modeling

In the frame of Thermodynamics of irreversible process, a model describing the thermomagneto-mechanical behavior of a single crystal of Ni-Mn-Ga is built. The choice of internal variables is linked to the physics of the problem (fraction of martensite variants, fraction of Weiss domains, magnetiz...

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Main Authors: Abadie J., Hubert A., Gauthier J.Y., Lexcellent C., Chaillet N.
Format: Article
Language:English
Published: EDP Sciences 2010-06-01
Series:EPJ Web of Conferences
Online Access:http://dx.doi.org/10.1051/epjconf/20100629003
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author Abadie J.
Hubert A.
Gauthier J.Y.
Lexcellent C.
Chaillet N.
author_facet Abadie J.
Hubert A.
Gauthier J.Y.
Lexcellent C.
Chaillet N.
author_sort Abadie J.
collection DOAJ
description In the frame of Thermodynamics of irreversible process, a model describing the thermomagneto-mechanical behavior of a single crystal of Ni-Mn-Ga is built. The choice of internal variables is linked to the physics of the problem (fraction of martensite variants, fraction of Weiss domains, magnetization angle). The simulations permit to describe the paths in the space (stress, temperature, magnetic field) in agreement with experimental tests. A special attention will be devoted to the control laws required to use these functional materials as sensors or actuators.
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spelling doaj.art-a16df1fc14ab4857a9e8b0528f5370492022-12-22T04:08:29ZengEDP SciencesEPJ Web of Conferences2100-014X2010-06-0162900310.1051/epjconf/20100629003Ni-Mn-Ga single crystal Shape Memory Alloy magneto-thermomechanical modelingAbadie J.Hubert A.Gauthier J.Y.Lexcellent C.Chaillet N.In the frame of Thermodynamics of irreversible process, a model describing the thermomagneto-mechanical behavior of a single crystal of Ni-Mn-Ga is built. The choice of internal variables is linked to the physics of the problem (fraction of martensite variants, fraction of Weiss domains, magnetization angle). The simulations permit to describe the paths in the space (stress, temperature, magnetic field) in agreement with experimental tests. A special attention will be devoted to the control laws required to use these functional materials as sensors or actuators.http://dx.doi.org/10.1051/epjconf/20100629003
spellingShingle Abadie J.
Hubert A.
Gauthier J.Y.
Lexcellent C.
Chaillet N.
Ni-Mn-Ga single crystal Shape Memory Alloy magneto-thermomechanical modeling
EPJ Web of Conferences
title Ni-Mn-Ga single crystal Shape Memory Alloy magneto-thermomechanical modeling
title_full Ni-Mn-Ga single crystal Shape Memory Alloy magneto-thermomechanical modeling
title_fullStr Ni-Mn-Ga single crystal Shape Memory Alloy magneto-thermomechanical modeling
title_full_unstemmed Ni-Mn-Ga single crystal Shape Memory Alloy magneto-thermomechanical modeling
title_short Ni-Mn-Ga single crystal Shape Memory Alloy magneto-thermomechanical modeling
title_sort ni mn ga single crystal shape memory alloy magneto thermomechanical modeling
url http://dx.doi.org/10.1051/epjconf/20100629003
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AT gauthierjy nimngasinglecrystalshapememoryalloymagnetothermomechanicalmodeling
AT lexcellentc nimngasinglecrystalshapememoryalloymagnetothermomechanicalmodeling
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