Phase-field modeling of ductile fracture

By Marreddy Ambati, Tymofiy Gerasimov, Laura De Lorenzis. Computational Mechanics, 2015

798 citations recorded by the source corpus.

Subfields: Materials Chemistry, Mechanical Engineering, Mechanics of Materials

View Paper: https://www.semanticscholar.org/paper/27e180cc9367d96da1e47771b4214d4aef2be5a3

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In Materials Chemistry

In Mechanical Engineering

In Mechanics of Materials

Citations in the corpus

Dynamic crack propagation with a variational phase-field model: limiting speed, crack branching and velocity-toughening mechanisms (2017, background): “Recent works also proposed to extend the phase-field approach to the case of ductile fracture in an elastoplastic-damageable formulation [1].”
Phase‐field modeling of ductile fracture at finite strains: A robust variational‐based numerical implementation of a gradient‐extended theory by micromorphic regularization (2017, background): “Furthermore, settings outlined in [35] lack a canonical structure on the basis of variational principles.”
Coupling damage and plasticity for a phase-field regularisation of brittle, cohesive and ductile fracture: One-dimensional examples (2017, positive): “Similar algorithms have been used for coupled plasticitydamage problems also by [10,52,62] .”
An open-source Abaqus implementation of the phase-field method to study the effect of plasticity on the instantaneous fracture toughness in dynamic crack propagation (2020, background): “The first group [59,62,107,108] uses the energy of the plastic deformation to sustain damage evolution, while the other [54,109,110] defines a critical strain and a penalty function to achieve fracture.”
A phase-field formulation for fracture in ductile materials: Finite deformation balance law derivation, plastic degradation, and stress triaxiality effects (2016, background): “[1] augments the degradation function by a term that increases damage based on the accumulation of an equivalent plastic strain measure.”
Revisiting the problem of a crack impinging on an interface: A modeling framework for the interaction between the phase field approach for brittle fracture and the interface cohesive zone model (2017, methodology): “Recent studies have further extended this modeling strategy to shell structures in geometrically linear [55] and nonlinear [56,57] frameworks, ductile fracture [58,59], cohesive-based failure [60], dynamic fracture [61,62], and multi-physics applications [63,64], to quote some of the most notable st”
On penalization in variational phase-field models of brittle fracture (2018, background): “extended to ductile (elasto-plastic) fracture [27, 28, 29, 30, 31, 32, 33], fracture in films [34, 35], shells [36, 37, 38, 39], fracture under thermal loading [40, 41, 42], hydraulic fracture [43, 44, 45, 46, 47, 48], fracture in porous media [49, 50, 51], anisotropic fracture [52, 53, 54, 55, 56, ”
An efficient phase-field model for fatigue fracture in ductile materials (2019, background): “[42], where a single-edge notched specimen is subjected to static shear loading.”