A review of nonlinear FFT-based computational homogenization methods

M Schneider - Acta Mechanica, 2021 - Springer
Since their inception, computational homogenization methods based on the fast Fourier
transform (FFT) have grown in popularity, establishing themselves as a powerful tool …

Homogenization techniques and micromechanics. A survey and perspectives

N Charalambakis - 2010 - asmedigitalcollection.asme.org
In this paper, we present a critical survey on homogenization theory and related techniques
applied to micromechanics. The validation of homogenization results, the characterization of …

Self-consistent modelling of the mechanical behaviour of viscoplastic polycrystals incorporating intragranular field fluctuations

RA Lebensohn, CN Tomé… - Philosophical …, 2007 - Taylor & Francis
We present a detailed description of the numerical implementation, within the widely used
viscoplastic self-consistent (VPSC) code, of a rigorous second-order (SO) homogenization …

A polarization‐based FFT iterative scheme for computing the effective properties of elastic composites with arbitrary contrast

V Monchiet, G Bonnet - International Journal for Numerical …, 2012 - Wiley Online Library
It is recognized that the convergence of FFT‐based iterative schemes used for computing
the effective properties of elastic composite materials drastically depends on the contrast …

On the effective behavior of nonlinear inelastic composites: I. Incremental variational principles

N Lahellec, P Suquet - Journal of the Mechanics and Physics of Solids, 2007 - Elsevier
A new method for determining the overall behavior of composite materials comprised of
nonlinear inelastic constituents is presented. Upon use of an implicit time-discretization …

A second-moment incremental formulation for the mean-field homogenization of elasto-plastic composites

I Doghri, L Brassart, L Adam, JS Gérard - International Journal of Plasticity, 2011 - Elsevier
In this paper, the incremental formulation for the mean-field homogenization (MFH) of elasto-
plastic composites is enriched by including second statistical moments of per-phase strain …

Two-stage data-driven homogenization for nonlinear solids using a reduced order model

F Fritzen, O Kunc - European Journal of Mechanics-A/Solids, 2018 - Elsevier
The nonlinear behavior of materials with three-dimensional microstructure is investigated
using a data-driven approach. The key innovation is the combination of two hierarchies of …

Effective response and field statistics in elasto-plastic and elasto-viscoplastic composites under radial and non-radial loadings

N Lahellec, P Suquet - International Journal of Plasticity, 2013 - Elsevier
The aim of this study is to estimate as accurately as possible the effective response, as well
as the statistics of the fields (first and second moments), in elasto-(visco) plastic …

Macroscopic behavior and field fluctuations in viscoplastic composites: second-order estimates versus full-field simulations

MI Idiart, H Moulinec, PP Castañeda… - Journal of the Mechanics …, 2006 - Elsevier
This work presents a combined numerical and theoretical study of the effective behavior and
statistics of the local fields in random viscoplastic composites. The full-field numerical …

An incremental-secant mean-field homogenization method with second statistical moments for elasto-visco-plastic composite materials

L Wu, L Adam, I Doghri, L Noels - Mechanics of Materials, 2017 - Elsevier
This paper presents an extension of the recently developed incremental-secant mean-field
homogenization (MFH) procedure in the context of elasto-plasticity to elasto-visco-plastic …