[HTML][HTML] Multiscale embedded models to determine effective mechanical properties of composite materials: Asymptotic Homogenization Method combined to Finite …

BG Christoff, H Brito-Santana, R Talreja… - Composites Part C: Open …, 2022 - Elsevier
A reliable way to determine the effective properties of heterogeneous media plays an
important role in engineering design. As an experimental test to obtain effective properties …

[HTML][HTML] A multiscale topology optimisation framework for hollow spheres as cellular materials

BG Christoff, JHS Almeida Jr, EL Cardoso, V Tita - Engineering Structures, 2023 - Elsevier
Cellular materials can be designed to achieve mechanical properties with low weight.
Among them, hollow spheres have been investigated since modern manufacturing methods …

A complete implementation methodology for asymptotic homogenization using a finite element commercial software: preprocessing and postprocessing

TA Dutra, RTL Ferreira, HB Resende, A Guimaraes… - Composite …, 2020 - Elsevier
Homogenization techniques are very important in describing the mechanical behavior of
high performance composite materials. Among the different techniques applied to this …

Probing the prediction of effective properties for composite materials

KB Shingare, S Naskar - European Journal of Mechanics-A/Solids, 2021 - Elsevier
This article presents different micromechanical modelling techniques based on analytical
and numerical approaches to determine the effective elastic and piezoelectric (piezoelastic) …

Multiscale approach to predict strength of notched composite plates

LL Vignoli, MA Savi, PMCL Pacheco… - Composite Structures, 2020 - Elsevier
Success in design and application of composite materials to a large extend depends on the
use of the adequate strength and failure criteria. The World-Wide Failure Exercise (WWFE) …

Development of an ABAQUS™ plug-in to evaluate the fourth-order elasticity tensor of a periodic material via homogenization by the asymptotic expansion method

BG Christoff, H Brito-Santana, R Talreja… - Finite Elements in Analysis …, 2020 - Elsevier
This paper presents the development of an ABAQUS™ plug-in for estimation of the effective
properties of heterogeneous three-dimensional periodic media using the asymptotic …

[HTML][HTML] Multiscale analysis for predicting the constitutive tensor effective coefficients of layered composites with micro and macro failures

H Brito-Santana, JLM Thiesen, R de Medeiros… - Applied Mathematical …, 2019 - Elsevier
The aim of the present work consists of predicting the effective coefficients of constitutive
tensor for layered composites with delamination in macro-scale considering the influence of …

Different interface models for calculating the effective properties in piezoelectric composite materials with imperfect fiber–matrix adhesion

H Brito-Santana, R de Medeiros… - Composite …, 2016 - Elsevier
Piezoelectric materials are able to produce an electrical response when mechanically
stressed (sensors) and inversely high precision motion can be obtained with the application …

Homogenization of the average thermo-elastoplastic properties of particle reinforced metal matrix composites: The minimum representative volume element size

XX Zhang, BL Xiao, H Andrä, ZY Ma - Composite Structures, 2014 - Elsevier
The average thermo-elastoplastic properties of particle reinforced metal matrix composites
(PRMMC) including the average coefficient of thermal expansion (CTE), Young's modulus …

Numerical and analytical analyses for active fiber composite piezoelectric composite materials

R de Medeiros, R Rodríguez-Ramos… - Journal of Intelligent …, 2015 - journals.sagepub.com
This study consists of the calculation of the effective properties for active fiber composites
made of either circular or square cross-section fibers not only by using finite element …