An adaptive phase field modeling of fatigue crack growth using variable-node elements and explicit cycle jump scheme

J Ding, T Yu, W Fang, S Natarajan - Computer Methods in Applied …, 2024 - Elsevier
In this paper, we present a phase-field method combined with an explicit cycle jump scheme
for simulating low-cycle fatigue fracture in brittle materials in both two and three dimensions …

An efficient adaptive length scale insensitive phase-field model for three-dimensional fracture of solids using trilinear multi-node elements

Q Yue, Q Wang, W Zhou, T Rabczuk, X Zhuang… - International Journal of …, 2023 - Elsevier
As a diffused fracture theory, phase-field models can seamlessly simulate complex crack
patterns such as extending, branching, and merging. Despite the success of phase-field …

An adaptive phase-field model with variable-node elements for fracture of hyperelastic materials at large deformations

C **ng, T Yu, Y Sun, Y Wang - Engineering Fracture Mechanics, 2023 - Elsevier
In this work, an adaptive phase-field method is proposed for modeling fracture of
hyperelastic materials at large deformations. The adaptive mesh refinement is facilitated by …

A dynamic description of material brittle failure using a hybrid phase-field model enhanced by adaptive isogeometric analysis

Y Li, T Yu, S Natarajan, TQ Bui - European Journal of Mechanics-A/Solids, 2023 - Elsevier
The objective of this work is to study dynamic crack propagation in brittle materials under
time-dependent loading conditions by using the recently developed adaptive isogeometric …

Modeling quasi-static and dynamic thermo-elastic coupled brittle fracture using an adaptive isogeometric hybrid phase-field method

Y Li, T Yu, C **ng, S Natarajan - Finite Elements in Analysis and Design, 2023 - Elsevier
Thermal shocks are ubiquitous in engineering applications. Due to the multi-field nature,
numerical simulation of thermally induced cracking and subsequent propagation is …

An adaptive phase field approach to 3D internal crack growth in rocks

B Xu, T Xu, MJ Heap, ARL Kushnir, B Su… - Computers and …, 2024 - Elsevier
Modeling the 3D internal crack under compression entails complex fracture mechanics
(mode I-II-III fracture), resulting in substantial computational costs and challenges in …

Crack growth in homogeneous media using an adaptive isogeometric fourth-order phase-field model

Y Li, T Yu, C **ng, S Natarajan - Computer Methods in Applied Mechanics …, 2023 - Elsevier
By using the threshold on the phase-field variable as an error indicator, an adaptive fourth-
order phase-field method in the framework of isogeometric analysis is proposed for fracture …

Triple-phase-field modeling and simulation for mixed-mode fracture of bedded shale

J Liu, Y Xue, H Wang, ST Li, Y Fu, K Yao - Engineering Fracture Mechanics, 2024 - Elsevier
Comprehending the intricate mechanics and fracture characteristics of shale holds
significant importance in the realm of controlling the reconstruction of shale gas reservoirs. It …

[HTML][HTML] A thermo-mechanical phase-field model for mixed-mode fracture and its application in rock-like materials

Q Yue, Q Wang, T Rabczuk, W Zhou, X Zhuang… - International Journal of …, 2024 - Elsevier
Thermally induced fracture is a common phenomenon for concrete and rock-like materials,
which presents a significant challenge to numerical modelling. In this work, a thermo …

Phase field modeling on fracture behaviors of elastomers considering deformation-dependent and damage-dependent material viscosity

H Feng, L Jiang - Engineering Fracture Mechanics, 2023 - Elsevier
Elastomers have attracted great research interests owing to their high compliance and large
deformation capacity. However, with inevitable flaws, elastomers are susceptible to rupture …