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Energy release rate and quasi-static evolution via vanishing viscosity in a fracture model depending on the crack opening

TitleEnergy release rate and quasi-static evolution via vanishing viscosity in a fracture model depending on the crack opening
Publication TypeJournal Article
Year of Publication2017
AuthorsAlmi, S
JournalESAIM: Control, Optimisation and Calculus of Variations
Volume23
Pagination791–826
Date Published05/2017
Abstract

In the setting of planar linearized elasticity, we study a fracture model depending on the crack opening. Assuming that the crack path is known a priori and sufficiently smooth, we prove that the energy release rate is well defined. Then, we consider the problem of quasi-static evolution for our model. Thanks to a vanishing viscosity approach, we show the existence of such an evolution satisfying a weak Griffith’s criterion.

URLhttps://www.esaim-cocv.org/component/article?access=doi&doi=10.1051/cocv/2016014
DOI10.1051/cocv/2016014

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