Energy relaxation of non-convex incremental stress potentials in a strain-softening elastic--plastic bar.

DOI10.1016/S0020-7683(02)00658-3zbMath1065.74543MaRDI QIDQ1412788

J. Dettmar, Matthias Lambrecht, Christian Miehe

Publication date: 25 November 2003

Published in: International Journal of Solids and Structures (Search for Journal in Brave)

zbMATH Keywords

InelasticityVariational methodsLocalizationConvexificationEnergy relaxationMaterial instabilities

Mathematics Subject Classification ID

Rods (beams, columns, shafts, arches, rings, etc.) (74K10) Bifurcation and buckling (74G60) Plastic materials, materials of stress-rate and internal-variable type (74C99)

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