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A Mathematical Model for the Magnetoelastic Behavior of Anisotropic Magnetic Sensitive Materials Based on Continuum Theory

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dc.creator Usal, Melek
dc.creator Kurbanoglu, Cahit
dc.creator Yunlu, Lokman
dc.date 2014-09-30T21:00:00Z
dc.date.accessioned 2020-10-06T09:26:53Z
dc.date.available 2020-10-06T09:26:53Z
dc.identifier 14b515b7-d858-4a66-a9bb-d1f67b42f192
dc.identifier 10.1515/ijnsns-2013-0134
dc.identifier https://avesis.sdu.edu.tr/publication/details/14b515b7-d858-4a66-a9bb-d1f67b42f192/oai
dc.identifier.uri http://acikerisim.sdu.edu.tr/xmlui/handle/123456789/53943
dc.description Magnetoelastic behavior of a magnetic sensitive material has been analyzed theoretically in the present paper. The theory is formulated in the context of continuum electromagnetics. The solid medium is supposed to be made of elastic material with magnetic sensitivity and to be nonlinear, homogeneous, compressible, isothermal, has anisotropy. Magneto-elastic response of the material will show up as a stress and a magnetization field. From the formulation belonging to the constitutive equations, it has been observed that the stress and the magnetization have been derived from a scalar-valued thermodynamic potential defined in calculations. As a result of thermodynamic constraints, it has been determined that the free energy function is dependent on Green deformation tensor, magnetic field, and temperature distribution. The free energy function has been represented by a power series expansion and the type and number of terms taken into consideration in this series expansion has determined the non-linearity of the medium. Constitutive equations of symmetric stress, magnetization field and asymmetric stress have been obtained in both material and spatial coordinates. The quasi-linear constitutive equations which on material coordinates have been obtained by expressions (63)-(65). The quasi-linear constitutive equations have been given in expressions (70)-(72) on spatial coordinates. Finally, the quasi-linear constitutive equations of the symmetric stress and magnetization field are substituted in the relevant balance equations to obtain the field equations. The field equations containing the unknowns u(k) and phi coordinates have been obtained by expressions (75) and (76). Solution of these field equations under initial and boundary conditions forms the mathematical structure of specified a boundary value problem.
dc.language eng
dc.rights info:eu-repo/semantics/closedAccess
dc.title A Mathematical Model for the Magnetoelastic Behavior of Anisotropic Magnetic Sensitive Materials Based on Continuum Theory
dc.type info:eu-repo/semantics/article


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