A mixed-mode phase field fracture model in anisotropic rocks with consistent kinematics

EC Bryant, WC Sun - Computer Methods in Applied Mechanics and …, 2018 - Elsevier
Under a pure tensile loading, cracks in brittle, isotropic, and homogeneous materials often
propagate such that pure mode I kinematics are maintained at the crack tip. However …

[PDF][PDF] FEAP-A finite element analysis program

RL Taylor - 2014 - projects.ce.berkeley.edu
During the last several decades, the finite element method has evolved from a linear
structural analysis procedure to a general technique for solving non-linear, transient, partial …

An implicit stress update algorithm for the plastic nonlocal damage model of concrete

C Su, D Lu, X Zhou, G Wang, X Zhuang, X Du - Computer Methods in …, 2023 - Elsevier
The numerical implementation of advanced plastic damage models has been challenging
due to the diverse computational difficulties caused by material nonlinearity. In this study …

A phase field approach enhanced with a cohesive zone model for modeling delamination induced by matrix cracking

A Quintanas-Corominas, A Turon, J Reinoso… - Computer Methods in …, 2020 - Elsevier
The progressive damage analysis of fiber-reinforced composite materials is a challenging
task, especially when complicated cracking scenarios arise due to the onset and …

Magneto-visco-hyperelasticity for hard-magnetic soft materials: theory and numerical applications

D Garcia-Gonzalez - Smart Materials and Structures, 2019 - iopscience.iop.org
Soft materials that can deform under external stimuli offer great opportunities for the
development of new structural applications such as sensor-actuator systems, soft robots or …

Modeling of human intervertebral disc annulus fibrosus with complex multi-fiber networks

F Ghezelbash, AH Eskandari, A Shirazi-Adl… - Acta biomaterialia, 2021 - Elsevier
Collagen fibers within the annulus fibrosus (AF) lamellae are unidirectionally aligned with
alternating orientations between adjacent layers. AF constitutive models often combine two …

Numerical modeling of fluid–structure interaction in arteries with anisotropic polyconvex hyperelastic and anisotropic viscoelastic material models at finite strains

D Balzani, S Deparis, S Fausten, D Forti… - … journal for numerical …, 2016 - Wiley Online Library
The accurate prediction of transmural stresses in arterial walls requires on the one hand
robust and efficient numerical schemes for the solution of boundary value problems …

Chemo-mechanical modeling of smooth muscle cell activation for the simulation of arterial walls under changing blood pressure

K Uhlmann, D Balzani - Biomechanics and Modeling in Mechanobiology, 2023 - Springer
In this paper, a novel chemo-mechanical model is proposed for the description of the stretch-
dependent chemical processes known as Bayliss effect and their impact on the active …

Fractional-order uniaxial visco-elasto-plastic models for structural analysis

JL Suzuki, M Zayernouri, ML Bittencourt… - Computer Methods in …, 2016 - Elsevier
We propose two fractional-order models for uniaxial large strains and visco-elasto-plastic
behavior of materials in structural analysis. Fractional modeling seamlessly interpolates …

A highly accurate 1st-and 2nd-order differentiation scheme for hyperelastic material models based on hyper-dual numbers

M Tanaka, T Sasagawa, R Omote, M Fujikawa… - Computer Methods in …, 2015 - Elsevier
In this paper we propose a numerical scheme for the calculation of stresses and
corresponding consistent tangent moduli for hyperelastic material models, which are derived …