Existence of solutions to a phase-field model with phase-dependent heat absorption

We consider a phase-field model for a phase change process with phase-dependent heat absorption. This model describes the behaviour of films exposed to radiative heating, where the film can change reversibly between amorphous and crystalline states. Existence and uniqueness of solutions as well as s...

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Main Author: Gabriela Planas
Format: Article
Language:English
Published: Texas State University 2007-02-01
Series:Electronic Journal of Differential Equations
Subjects:
Online Access:http://ejde.math.txstate.edu/Volumes/2007/28/abstr.html
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author Gabriela Planas
author_facet Gabriela Planas
author_sort Gabriela Planas
collection DOAJ
description We consider a phase-field model for a phase change process with phase-dependent heat absorption. This model describes the behaviour of films exposed to radiative heating, where the film can change reversibly between amorphous and crystalline states. Existence and uniqueness of solutions as well as stability are established. Moreover, a maximum principle is proved for the phase-field equation.
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spelling doaj.art-9cb33f0929264944853d468a76f2fe1d2022-12-22T01:42:47ZengTexas State UniversityElectronic Journal of Differential Equations1072-66912007-02-01200728112Existence of solutions to a phase-field model with phase-dependent heat absorptionGabriela PlanasWe consider a phase-field model for a phase change process with phase-dependent heat absorption. This model describes the behaviour of films exposed to radiative heating, where the film can change reversibly between amorphous and crystalline states. Existence and uniqueness of solutions as well as stability are established. Moreover, a maximum principle is proved for the phase-field equation.http://ejde.math.txstate.edu/Volumes/2007/28/abstr.htmlPhase transitionsparabolic systemphase-field models.
spellingShingle Gabriela Planas
Existence of solutions to a phase-field model with phase-dependent heat absorption
Electronic Journal of Differential Equations
Phase transitions
parabolic system
phase-field models.
title Existence of solutions to a phase-field model with phase-dependent heat absorption
title_full Existence of solutions to a phase-field model with phase-dependent heat absorption
title_fullStr Existence of solutions to a phase-field model with phase-dependent heat absorption
title_full_unstemmed Existence of solutions to a phase-field model with phase-dependent heat absorption
title_short Existence of solutions to a phase-field model with phase-dependent heat absorption
title_sort existence of solutions to a phase field model with phase dependent heat absorption
topic Phase transitions
parabolic system
phase-field models.
url http://ejde.math.txstate.edu/Volumes/2007/28/abstr.html
work_keys_str_mv AT gabrielaplanas existenceofsolutionstoaphasefieldmodelwithphasedependentheatabsorption