Variational characterization of interior interfaces in phase transition models on convex plane domains

We consider the singularly perturbed Allen-Cahn equation on a strictly convex plane domain. We show that when the perturbation parameter tends to zero there are solutions having a transition layer that tends to a straight line segment. This segment can be characterized as the shortest path intersect...

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Main Authors: Clara E. Garza-Hume, Pablo Padilla
Format: Article
Language:English
Published: Texas State University 2003-10-01
Series:Electronic Journal of Differential Equations
Subjects:
Online Access:http://ejde.math.txstate.edu/Volumes/2003/101/abstr.html
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author Clara E. Garza-Hume
Pablo Padilla
author_facet Clara E. Garza-Hume
Pablo Padilla
author_sort Clara E. Garza-Hume
collection DOAJ
description We consider the singularly perturbed Allen-Cahn equation on a strictly convex plane domain. We show that when the perturbation parameter tends to zero there are solutions having a transition layer that tends to a straight line segment. This segment can be characterized as the shortest path intersecting the boundary orthogonally at two points.
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spelling doaj.art-3ed41f7efbad4e3690e1232d8f0209992022-12-21T19:14:18ZengTexas State UniversityElectronic Journal of Differential Equations1072-66912003-10-01200310116Variational characterization of interior interfaces in phase transition models on convex plane domainsClara E. Garza-HumePablo PadillaWe consider the singularly perturbed Allen-Cahn equation on a strictly convex plane domain. We show that when the perturbation parameter tends to zero there are solutions having a transition layer that tends to a straight line segment. This segment can be characterized as the shortest path intersecting the boundary orthogonally at two points.http://ejde.math.txstate.edu/Volumes/2003/101/abstr.htmlPhase transitionsingularly perturbed Allen-Cahn equationconvex plane domainvariational methodstransition layerGauss mapgeodesicvarifold.
spellingShingle Clara E. Garza-Hume
Pablo Padilla
Variational characterization of interior interfaces in phase transition models on convex plane domains
Electronic Journal of Differential Equations
Phase transition
singularly perturbed Allen-Cahn equation
convex plane domain
variational methods
transition layer
Gauss map
geodesic
varifold.
title Variational characterization of interior interfaces in phase transition models on convex plane domains
title_full Variational characterization of interior interfaces in phase transition models on convex plane domains
title_fullStr Variational characterization of interior interfaces in phase transition models on convex plane domains
title_full_unstemmed Variational characterization of interior interfaces in phase transition models on convex plane domains
title_short Variational characterization of interior interfaces in phase transition models on convex plane domains
title_sort variational characterization of interior interfaces in phase transition models on convex plane domains
topic Phase transition
singularly perturbed Allen-Cahn equation
convex plane domain
variational methods
transition layer
Gauss map
geodesic
varifold.
url http://ejde.math.txstate.edu/Volumes/2003/101/abstr.html
work_keys_str_mv AT claraegarzahume variationalcharacterizationofinteriorinterfacesinphasetransitionmodelsonconvexplanedomains
AT pablopadilla variationalcharacterizationofinteriorinterfacesinphasetransitionmodelsonconvexplanedomains