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 …

Generation of 3D polycrystalline microstructures with a conditioned Laguerre-Voronoi tessellation technique

S Falco, J Jiang, F De Cola, N Petrinic - Computational Materials Science, 2017 - Elsevier
Voronoi tessellation techniques are widely accepted methods for the generation of
representative models of polycrystalline microstructures of metallurgic and ceramic …

Design and Analysis of Three-Dimensional Foams: A Review

MK Sahoo, A Mandal - Archives of Computational Methods in Engineering, 2024 - Springer
Foams exhibit a low-density characteristic and possess a notable level of structural rigidity.
Consequently, they are frequently observed in natural formations such as wood and bones …

Crystal plasticity finite element modelling on the influence of grain size and shape parameters on the tensile stiffness and yield strength

ST Abraham, SS Bhat - Materials Science and Engineering: A, 2023 - Elsevier
A highly parallelised three-dimensional finite element crystal plasticity framework is used to
investigate the influence of grain sphericity, number of cross-sectional grains and grain size …

Realistic morphological models of weakly to strongly branched pore networks for the computation of effective properties

L Moutin, J Meynard, M Josien, M Bornert… - International Journal of …, 2023 - Elsevier
We provide a detailed expository report of a new methodology aiming at building a
numerical model of the complex pore distribution of porous UO 2 ceramics, tunable to real …

[HTML][HTML] Homogenisation of micromechanical modelling results for the evaluation of macroscopic material properties of brittle ceramics

S Falco, N Fogell, S Kasinos, L Iannucci - International Journal of …, 2022 - Elsevier
This paper presents an approach to evaluate the macroscopic properties of ceramic
materials based on the homogenisation of the results of micromechanical simulations …

Voronoi cell finite element modelling of the intergranular fracture mechanism in polycrystalline alumina

Z Wang, P Li - Ceramics International, 2017 - Elsevier
The mechanisms of fracture in polycrystalline alumina were investigated at the grain level
using both the micromechanical tests and finite element (FE) model. First, the bending …

Three-dimensional cellular automata modelling of cleavage propagation across crystal boundaries in polycrystalline microstructures

A Shterenlikht, L Margetts - Proceedings of the Royal …, 2015 - royalsocietypublishing.org
A three-dimensional cellular automata (CA) with rectilinear layout is used in this work to
create and cleave polycrystalline microstructures. Each crystal is defined by a unique …

Modelling of thermal expansion of single-and two-phase ceramic polycrystals utilising synthetic 3D microstructures

G Grabowski - Computational Materials Science, 2019 - Elsevier
Determining effective properties of heterogeneous materials is interesting not only in the
theoretical aspect but also in the practical one–engineering or technological. Therefore …

A numerical method for the generation of hierarchical Poisson Voronoi microstructures applied in micromechanical finite element simulations—part I: method

Y Schneider, U Weber, W Wasserbäch, R Zielke… - Computational …, 2020 - Springer
Poisson Voronoi (PV) tessellations as artificial microstructures are widely used in
investigations of material deformation behaviors. However, a PV structure usually describes …