Universal elastic anisotropy index

SI Ranganathan, M Ostoja-Starzewski - Physical review letters, 2008 - APS
Practically all elastic single crystals are anisotropic, which calls for an appropriate universal
measure to quantify the extent of anisotropy. A review of the existing anisotropy measures in …

Scaling to RVE in random media

M Ostoja-Starzewski, S Kale, P Karimi… - Advances in Applied …, 2016 - Elsevier
The problem of effective properties of material microstructures has received considerable
attention over the past half a century. By effective (or overall, macroscopic, global) is meant …

Modelling polycrystalline materials: an overview of three-dimensional grain-scale mechanical models

I Benedetti, F Barbe - Journal of Multiscale Modelling, 2013 - World Scientific
A survey of recent contributions on three-dimensional grain-scale mechanical modelling of
polycrystalline materials is given in this work. The analysis of material micro-structures …

Computational homogenization of elasto-plastic porous metals

F Fritzen, S Forest, T Böhlke, D Kondo… - International journal of …, 2012 - Elsevier
The effective material response of ductile metals containing spherical pores at volume
fractions between 0.1% and 30% is investigated on a computational basis. Periodic hard …

[HTML][HTML] Representative volume elements for matrix-inclusion composites-a computational study on the effects of an improper treatment of particles intersecting the …

M Schneider, M Josien, F Otto - Journal of the Mechanics and Physics of …, 2022 - Elsevier
We investigate volume-element sampling strategies for the stochastic homogenization of
particle-reinforced composites and show, via computational experiments, that an improper …

Homogenization methods for multi-phase elastic composites with non-elliptical reinforcements: Comparisons and benchmarks

B Klusemann, HJ Böhm, B Svendsen - European Journal of Mechanics-A …, 2012 - Elsevier
The purpose of this work is comparing three strategies for dealing with inhomogeneities of
non-elliptical shape in the context of homogenization methods. First, classical mean-field …

An efficient peridynamics-based statistical multiscale method for fracture in composite structures

Z Yang, S Zheng, F Han, J Cui - International Journal of Mechanical …, 2023 - Elsevier
This paper proposes a peridynamics-based statistical multiscale (PSM) framework to
simulate the macroscopic structure fracture with high efficiency. The heterogeneities of …

Laguerre tessellations for elastic stiffness simulations of closed foams with strongly varying cell sizes

C Redenbach, I Shklyar, H Andrae - International Journal of Engineering …, 2012 - Elsevier
The dependency of the elastic stiffness, ie, Young's modulus, of isotropic closed-cell foams
on the cell size variation is studied by microstructural simulation. For this purpose, we use …

Homogenization of carbon/polymer composites with anisotropic distribution of particles and stochastic interface defects

D Sokołowski, M Kamiński - Acta Mechanica, 2018 - Springer
The main objective is to investigate an effect of anisotropic distribution of the reinforcing
particles in a cubic representative volume element (RVE) of the carbon–polymer composite …

A probabilistic model for bounded elasticity tensor random fields with application to polycrystalline microstructures

J Guilleminot, A Noshadravan, C Soize… - Computer Methods in …, 2011 - Elsevier
In this paper, we address the construction of a prior stochastic model for non-Gaussian
deterministically-bounded positive-definite matrix-valued random fields in the context of …