Towards Material Testing 2.0. A review of test design for identification of constitutive parameters from full‐field measurements

F Pierron, M Grédiac - Strain, 2021 - Wiley Online Library
Full‐field optical measurements like digital image correlation or the grid method have
brought a paradigm shift in the experimental mechanics community. While inverse …

Material Testing 2.0: A brief review

F Pierron - Strain, 2023 - Wiley Online Library
With the advent of camera‐based full‐field measurement techniques such as digital image
correlation (DIC), researchers have been trying to exploit such rich data sets through the use …

Effect of DIC spatial resolution, noise and interpolation error on identification results with the VFM

M Rossi, P Lava, F Pierron, D Debruyne, M Sasso - Strain, 2015 - Wiley Online Library
The use of experimental tests that involve full‐field measurements to characterize
mechanical material properties is becoming more widespread within the engineering …

Beyond Hopkinson's bar

F Pierron, H Zhu, C Siviour - … Transactions of the Royal …, 2014 - royalsocietypublishing.org
In order to perform experimental identification of high strain rate material models, engineers
have only a very limited toolbox based on test procedures developed decades ago. The best …

[HTML][HTML] Application of the virtual fields method to large strain anisotropic plasticity

M Rossi, F Pierron, M Štamborská - International Journal of Solids and …, 2016 - Elsevier
The identification of the plastic behaviour of sheet metals at severe deformation is extremely
important for many industrial application such as metal forming, crashworthiness …

Inverse identification strategies for the characterization of transformation-based anisotropic plasticity models with the non-linear VFM

A Lattanzi, F Barlat, F Pierron, A Marek… - International Journal of …, 2020 - Elsevier
Abstract The Virtual Fields Method (VFM) is a well established inverse technique used to
identify the constitutive parameters of material models using heterogeneous full-field strain …

Determination of anisotropic plastic constitutive parameters using the virtual fields method

JH Kim, F Barlat, F Pierron, MG Lee - Experimental Mechanics, 2014 - Springer
The aim of the present study is to retrieve all the anisotropic plastic constitutive parameters
from uniaxial loading. A complex geometry which can provide very heterogeneous stress …

Post-Necking full-field FEMU identification of anisotropic plasticity from flat notched tension experiments

E Sakaridis, CC Roth, B Jordan, D Mohr - International Journal of Solids …, 2024 - Elsevier
This work introduces a finite element model updating (FEMU) identification scheme to
determine the material parameters of an anisotropic metal plasticity model. Surround digital …

[HTML][HTML] On the design of mechanical heterogeneous specimens using multilevel topology optimization

M Gonçalves, A Andrade-Campos… - Advances in Engineering …, 2023 - Elsevier
Sheet metal forming processes are of upmost importance in many industrial applications.
Their virtualization has been addressed by numerical simulation software. However, realistic …

Parameter covariance and non-uniqueness in material model calibration using the Virtual Fields Method

EMC Jones, JD Carroll, KN Karlson, SLB Kramer… - Computational Materials …, 2018 - Elsevier
Traditionally, material identification is performed using global load and displacement data
from simple boundary-value problems such as uni-axial tensile and simple shear tests. More …