A review on phase-field modeling of hydraulic fracturing

Y Heider - Engineering Fracture Mechanics, 2021 - Elsevier
Motivated by the successful implementation of the phase-field method (PFM) to simulate
complicated fracture patterns at moderate computational costs in solid materials, many …

Experimental study and numerical modeling of the thermo-hydro-mechanical processes in soil freezing with different frost penetration directions

AH Sweidan, K Niggemann, Y Heider, M Ziegler… - Acta Geotechnica, 2022 - Springer
This research work presents an experimental and numerical study of the coupled thermo-
hydro-mechanical (THM) processes that occur during soil freezing. With focusing on the …

A review on brittle fracture nanomechanics by all-atom simulations

SP Patil, Y Heider - Nanomaterials, 2019 - mdpi.com
Despite a wide range of current and potential applications, one primary concern of brittle
materials is their sudden and swift collapse. This failure phenomenon exhibits an inability of …

A unified water/ice kinematics approach for phase-field thermo-hydro-mechanical modeling of frost action in porous media

AH Sweidan, Y Heider, B Markert - Computer Methods in Applied …, 2020 - Elsevier
This research work introduces a novel phase-field thermo-hydro-mechanical (P-THM)
modeling approach that allows to deeply understand and model the freezing–thawing cyclic …

A non-isothermal phase-field hydraulic fracture modeling in saturated porous media with convection-dominated heat transport

CL Nguyen, Y Heider, B Markert - Acta Geotechnica, 2023 - Springer
This research aims to extend the isothermal continuum mechanical modeling framework of
hydraulic fracturing in porous materials to account for the non-isothermal processes …

Residual stresses in gas tungsten arc welding: a novel phase-field thermo-elastoplasticity modeling and parameter treatment framework

B Ali, Y Heider, B Markert - Computational Mechanics, 2022 - Springer
The fusion welding process of metallic components, such as using gas tungsten arc welding
(GTAW), is often accompanied by detrimental deformations and residual stresses, which …

Investigation of fracture in porous materials: a phase-field fracture study informed by ReaxFF

B He, T Vo, P Newell - Engineering with Computers, 2022 - Springer
Microscopic features (eg, pore shapes, sizes, and distribution) in porous material
substantially affect the overall mechanical properties such as stiffness and strength. In turn …

A mode-adjustable phase-field model for brittle fracture by regulating distortional crack driving energy

L Hao, H Yu, S Zhu, Z Shen, R Shen, K Huang… - Engineering Fracture …, 2022 - Elsevier
A mode-adjustable phase-field model is proposed by introducing a weight parameter to
regulate the relative contribution of the volumetric and distortional crack driving energy …

[PDF][PDF] Multi-field and multi-scale computational fracture mechanics and machine-learning material modeling

Y Heider - 2021 - researchgate.net
Die Bruchmechanik zählt zu den aufstrebenden und vielversprechendsten Gebieten der
Ingenieurmechanik. In den letzten Jahrzehnten wurden zahlreiche theoretische …

Mechanical properties of nacre-like composites: A bottom-up approach

M Raj, SP Patil, B Markert - Journal of Composites Science, 2020 - mdpi.com
Nacre is a highly organized hierarchical structure of the mineral and organic components at
all scales down to the molecular-scale guided by organic molecules. The mechanical …