Phase-field modeling of fracture

JY Wu, VP Nguyen, CT Nguyen, D Sutula… - Advances in applied …, 2020 - Elsevier
Fracture is one of the most commonly encountered failure modes of engineering materials
and structures. Prevention of cracking-induced failure is, therefore, a major concern in …

Ductile fracture by void growth to coalescence

AA Benzerga, JB Leblond - Advances in applied mechanics, 2010 - Elsevier
Publisher Summary An important failure mechanism in ductile metals and their alloys is by
growth and coalescence of microscopic voids. In structural materials, the voids nucleate at …

A length scale insensitive phase-field damage model for brittle fracture

JY Wu, VP Nguyen - Journal of the Mechanics and Physics of Solids, 2018 - Elsevier
Being able to model complex nucleation, propagation, branching and merging of cracks in
solids within a unified framework, the classical phase-field models for brittle fracture fail in …

On the BFGS monolithic algorithm for the unified phase field damage theory

JY Wu, Y Huang, VP Nguyen - Computer Methods in Applied Mechanics …, 2020 - Elsevier
Despite the popularity in modeling complex and arbitrary crack configurations in solids,
phase-field damage models suffer from burdensome computational cost. This issue arises …

[PDF][PDF] Computational modeling of concrete fracture

JG Rots - 1988 - academia.edu
Fracture is one of the pressing issues in modeling civil engineering materials like con crete,
mortar, brick, rock and clay. The pursuit of genuine fracture properties has posed a …

An analysis of strong discontinuities induced by strain-softening in rate-independent inelastic solids

JC Simo, J Oliver, F Armero - Computational mechanics, 1993 - Springer
Ket qualitative features of solutions exhibiting strong discontinuities in rate-independent
inelastic solids are identified and exploited in the design of a new class of finite element …

Phase-field regularized cohesive zone model (CZM) and size effect of concrete

DC Feng, JY Wu - Engineering Fracture Mechanics, 2018 - Elsevier
A phase-field regularized cohesive zone model (CZM) was recently proposed for both brittle
fracture and cohesive failure within the framework of the unified phase-field damage theory …

Three-dimensional phase-field modeling of mode I+ II/III failure in solids

JY Wu, Y Huang, H Zhou, VP Nguyen - Computer Methods in Applied …, 2021 - Elsevier
One major merit of phase-field models for fracture is that cracks nucleation, propagation,
branching, merging, coalescence and even fragmentation, etc., can be accounted for …

Phase-field cohesive zone modeling of multi-physical fracture in solids and the open-source implementation in Comsol Multiphysics

WX Chen, JY Wu - Theoretical and Applied Fracture Mechanics, 2022 - Elsevier
Despite the popularity of phase-field models for fracture in purely mechanical problems, their
application to the modeling of fracture in multi-physics problems is much less reported. This …

Cracking elements method with a dissipation-based arc-length approach

Y Zhang, J Huang, Y Yuan, HA Mang - Finite Elements in Analysis and …, 2021 - Elsevier
The dissipated strain energy, representing a monotonically increasing state variable in
nonlinear fracture mechanics, can be used to develop an arc-length constraint equation for …