Constitutive equations for porous solids with matrix behaviour dependent on the second and third stress invariants
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DOI: 10.1016/j.ijimpeng.2017.05.004
Abstract: Constitutive equations are developed for voided materials and ductile fracture taking into account possible effects of Lode angle in the yielding behaviour of the matrix. The Gurson criterion (Gurson, 1977) [4] is generalized to such… read more here.
Keywords: criterion; lode angle; stress; yield ... See more keywords