Two-dimensional digital image correlation for in-plane displacement and strain measurement: a review

B Pan, K Qian, H **e, A Asundi - Measurement science and …, 2009 - iopscience.iop.org
As a practical and effective tool for quantitative in-plane deformation measurement of a
planar object surface, two-dimensional digital image correlation (2D DIC) is now widely …

[HTML][HTML] The Portevin-Le Chatelier effect in nickel-base superalloys: Origins, consequences and comparison to strain ageing in other alloy systems

BS Rowlands, C Rae, E Galindo-Nava - Progress in Materials Science, 2023 - Elsevier
Abstract Dynamic Strain Ageing (DSA) has reached widespread acceptance since its
proposal in the 1940's as the mechanism behind the Portevin-Le Chatelier effect in ferritic …

The Portevin–Le Chatelier effect: a review of experimental findings

A Yilmaz - Science and technology of advanced materials, 2011 - iopscience.iop.org
Abstract The Portevin–Le Chatelier (PLC) effect manifests itself as an unstable plastic flow
during tensile tests of some dilute alloys under certain regimes of strain rate and …

High-speed photography and digital optical measurement techniques for geomaterials: fundamentals and applications

HZ **ng, QB Zhang, CH Braithwaite, B Pan… - Rock Mechanics and …, 2017 - Springer
Geomaterials (ie rock, sand, soil and concrete) are increasingly being encountered and
used in extreme environments, in terms of the pressure magnitude and the loading rate …

Strain field measurements over 3000 C using 3D-Digital image correlation

Z Pan, S Huang, Y Su, M Qiao, Q Zhang - Optics and Lasers in Engineering, 2020 - Elsevier
With the development of aerospace and fusion engineering, understanding the mechanical
behavior of materials under high-temperature conditions has become increasingly …

Fourier-based interpolation bias prediction in digital image correlation

Y Su, Q Zhang, Z Gao, X Xu, X Wu - Optics express, 2015 - opg.optica.org
Based on the Fourier method, this paper deduces analytic formulae for interpolation bias in
digital image correlation, explains the well-known sinusoidal-shaped curves of interpolation …

Theoretical estimation of systematic errors in local deformation measurements using digital image correlation

X Xu, Y Su, Q Zhang - Optics and Lasers in Engineering, 2017 - Elsevier
The measurement accuracy using the digital image correlation (DIC) method in local
deformations such as the Portevin–Le Chatelier bands, the deformations near the gap, and …

Effects of various shape functions and subset size in local deformation measurements using DIC

X Xu, Y Su, Y Cai, T Cheng, Q Zhang - Experimental Mechanics, 2015 - Springer
The digital image correlation (DIC) method obtains comparable results with strain gauges
and its reliability and accuracy are commonly accepted in the measurement of affine …

Thermomechanical behavior of steels in tension studied with synchronized full-field deformation and temperature measurements

GC Soares, NI Vázquez-Fernández, M Hokka - Experimental Techniques, 2021 - Springer
Despite tensile testing being commonly used for investigating the mechanical behavior of
materials, the occurrence of heterogeneous strain and increasing temperature at high strain …

Investigation of Portevin–Le Chatelier band strain and elastic shrinkage in Al-based alloys associated with Mg contents

Y Cai, S Yang, S Fu, D Zhang, Q Zhang - Journal of materials science & …, 2017 - Elsevier
The Portevin–Le Chatelier (PLC) effect in Al–2.30 wt% Mg, Al–4.57 wt% Mg and Al–6.91
wt% Mg alloys has been investigated at various applied strain rates at room temperature in …