Modeling of additive manufacturing processes for metals: Challenges and opportunities
With the technology being developed to manufacture metallic parts using increasingly
advanced additive manufacturing processes, a new era has opened up for designing novel …
advanced additive manufacturing processes, a new era has opened up for designing novel …
FFT based approaches in micromechanics: fundamentals, methods and applications
FFT methods have become a fundamental tool in computational micromechanics since they
were first proposed in 1994 by Moulinec and Suquet for the homogenization of composites …
were first proposed in 1994 by Moulinec and Suquet for the homogenization of composites …
A review of FE-FFT-based two-scale methods for computational modeling of microstructure evolution and macroscopic material behavior
The overall, macroscopic constitutive behavior of most materials of technological importance
such as fiber-reinforced composites or polycrystals is very much influenced by the …
such as fiber-reinforced composites or polycrystals is very much influenced by the …
A multiscale investigation into the effect of grain size on void evolution and ductile fracture: Experiments and crystal plasticity modeling
The effect of grain size on micro-void evolution and further macroscopic fracture in an
austenite steel 316LN was studied through a series of experiments together with the full-field …
austenite steel 316LN was studied through a series of experiments together with the full-field …
Computational homogenization of polycrystals
This paper reviews the current state of the art in the simulation of the mechanical behavior of
polycrystalline materials by means of computational homogenization. The key ingredients of …
polycrystalline materials by means of computational homogenization. The key ingredients of …
Numerically robust spectral methods for crystal plasticity simulations of heterogeneous materials
Efficient spectral methods are developed to predict the micromechanical behaviour of
plastically deforming heterogeneous materials. The direct and mixed variational conditions …
plastically deforming heterogeneous materials. The direct and mixed variational conditions …
Modeling slip system strength evolution in Ti-7Al informed by in-situ grain stress measurements
Far-field high-energy X-ray diffraction microscopy is used to asses the evolution of slip
system strengths in hexagonal close-packed (HCP) Ti-7Al during tensile deformation in-situ …
system strengths in hexagonal close-packed (HCP) Ti-7Al during tensile deformation in-situ …
Spectral methods for full-field micromechanical modelling of polycrystalline materials
Modelling the mechanical behavior of polycrystalline materials based on their evolving
microstructure and the anisotropic properties of their constituent single crystal grains is …
microstructure and the anisotropic properties of their constituent single crystal grains is …
Role of crystallographic orientation on intragranular void growth in polycrystalline FCC materials
In this work, we study the effect of crystallographic orientation and applied triaxiality on the
growth of intragranular voids. Two 3D full-field micromechanics methods are used, the …
growth of intragranular voids. Two 3D full-field micromechanics methods are used, the …
New large-strain FFT-based formulation and its application to model strain localization in nano-metallic laminates and other strongly anisotropic crystalline materials
This paper presents a new robust large-strain (LS) elasto-viscoplastic (EVP) formulation
based on Fast Fourier Transforms (FFTs) for the prediction of the micro-mechanical …
based on Fast Fourier Transforms (FFTs) for the prediction of the micro-mechanical …