A comparative review of peridynamics and phase-field models for engineering fracture mechanics

P Diehl, R Lipton, T Wick, M Tyagi - Computational Mechanics, 2022 - Springer
Computational modeling of the initiation and propagation of complex fracture is central to the
discipline of engineering fracture mechanics. This review focuses on two promising …

Multilevel global–local techniques for adaptive ductile phase-field fracture

F Aldakheel, N Noii, T Wick, O Allix… - Computer Methods in …, 2021 - Elsevier
This paper outlines a rigorous variational-based multilevel Global–Local formulation for
ductile fracture. Here, a phase-field formulation is used to resolve failure mechanisms by …

Bayesian inversion for unified ductile phase-field fracture

N Noii, A Khodadadian, J Ulloa, F Aldakheel… - Computational …, 2021 - Springer
The prediction of crack initiation and propagation in ductile failure processes are
challenging tasks for the design and fabrication of metallic materials and structures on a …

Bayesian inversion with open-source codes for various one-dimensional model problems in computational mechanics

N Noii, A Khodadadian, J Ulloa, F Aldakheel… - … Methods in Engineering, 2022 - Springer
The complexity of many problems in computational mechanics calls for reliable
programming codes and accurate simulation systems. Typically, simulation responses …

Parameter identification of a phase-field fracture model using integrated digital image correlation

V Kosin, A Fau, C Jailin, F Hild, T Wick - Computer Methods in Applied …, 2024 - Elsevier
Phase-field fracture (PFF) modeling is a popular approach to model and simulate fracture
processes in solids. Accurate material parameters and boundary conditions are of utmost …

Variational modeling of hydromechanical fracture in saturated porous media: A micromechanics-based phase-field approach

J Ulloa, N Noii, R Alessi, F Aldakheel… - Computer Methods in …, 2022 - Elsevier
This paper presents a novel variational phase-field model for different fracture processes in
fully saturated porous media. As a key feature, the model employs a micromechanics-based …

Incremental variational approach to gradient damage coupled with poroelasticity of saturated media

XD Zhang, L Cheng, D Kondo, A Giraud - … of the Mechanics and Physics of …, 2024 - Elsevier
In this study, we aim at investigating the coupling between poroelasticity (including the fluid
flow) and gradient damage phenomena in saturated porous media. To this end, we first …

Space-time mixed system formulation of phase-field fracture optimal control problems

D Khimin, MC Steinbach, T Wick - Journal of Optimization Theory and …, 2023 - Springer
In this work, space-time formulations and Galerkin discretizations for phase-field fracture
optimal control problems are considered. The fracture irreversibility constraint is formulated …

Influence of moisture content and wet environment on the fatigue behaviour of high-strength concrete

M Abubakar Ali, C Tomann, F Aldakheel… - Materials, 2022 - mdpi.com
The influence of a wet environment on the fatigue behaviour of high-strength concrete has
become more important in recent years with the expansion of offshore wind energy systems …

Space-time formulation, discretization, and computational performance studies for phase-field fracture optimal control problems

D Khimin, MC Steinbach, T Wick - Journal of Computational Physics, 2022 - Elsevier
The purpose of this work is the development of space-time discretization schemes for phase-
field optimal control problems. Specifically in the optimal control minimization problem, a …