Auteur Panos Papanastasiou
Documents disponibles écrits par cet auteur (2)
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Article : texte imprimé
Panos Papanastasiou, Auteur |We present computational analysis of geomechanics problems in the post failure regime based on a Cosserat material model The introduction of internal length (related to grain size) in the Cosserat model improves the computational stability and a[...]
Article : texte imprimé
Antonis Zervos, Auteur ; Panos Papanastasiou, Auteur |This article presents a theory of Gradient Elastoplasticity for strain-softening materials, in which internal length scales are present in both the elastic and the elastoplastic regime. A numerical discretisation based on the displacement formul[...]
