Digital photoelasticity: Recent developments and diverse applications

K Ramesh, S Sasikumar - Optics and Lasers in Engineering, 2020 - Elsevier
In the last three decades of developments, the technique of Digital Photoelasticity (DP) has
been stabilized and the methodology has been successfully applied to a wide range of …

Digital photoelasticity–A comprehensive review

K Ramesh, T Kasimayan… - The Journal of Strain …, 2011 - journals.sagepub.com
Digital photoelasticity has rapidly progressed in the last few years and has matured into an
industry-friendly technique. This review thematically classifies all the developments in digital …

Digital photoelasticity: principles, practice and potential: measurements lecture

EA Patterson - Strain, 2002 - Wiley Online Library
The enormously enhanced power of photoelasticity resulting from adoption of digital
technologies is highlighted and discussed. An overview of the principal techniques of digital …

Integrated photoelasticity in a soft material: phase retardation, azimuthal angle, and stress-optic coefficient

Y Yokoyama, BR Mitchell, A Nassiri, BL Kinsey… - Optics and Lasers in …, 2023 - Elsevier
Integrated photoelasticity is investigated for a soft material subjected to a three-dimensional
stress state with large deformation. Our measurement target is designed based on the …

A review of automated methods for the collection and analysis of photoelastic data

A Ajovalasit, S Barone… - The Journal of Strain …, 1998 - journals.sagepub.com
Photoelasticity is one of the most widely used full-field methods for experimental stress
analysis. However, the collection of photoelastic parameters can be a long and tedious …

Computational hybrid phase shifting technique applied to digital photoelasticity

JC Briñez, AR Martínez, JW Branch - Optik, 2018 - Elsevier
Conventional phase shifting techniques have emerged as a powerful tool for evaluating the
stress field in digital photoelasticity. However, the quantity of image acquisitions they require …

A quantitative evaluation of fatigue crack shielding forces using photoelasticity

CJ Christopher, MN James, EA Patterson… - Engineering Fracture …, 2008 - Elsevier
The mechanisms controlling the phenomenon of plasticity-induced shielding during fatigue
are investigated and quantified by fitting a recently developed model to photoelastic data …

Data acquisition techniques in digital photoelasticity: a review

K Ramesh, SK Mangal - Optics and lasers in engineering, 1998 - Elsevier
Advancements in the last two decades for data acquisition in digital photoelasticity have
been brought out in this paper. Photoelasticity is an engineering tool and as an end user …

A robust approach to demodulating and unwrapping phase-stepped photoelastic data

P Siegmann, D Backman, EA Patterson - Experimental Mechanics, 2005 - Springer
New algorithms are proposed for processing wrapped isochromatic and isoclinic fringe data
generated by the digital photoelastic technique of phase-stepping. The new algorithms are …

数字光弹性法综述

雷振坤, 云大真, 亢一澜, 邵龙潭 - 实验力学, 2004 - sylx.ustc.edu.cn
将光弹性法与计算机图像处理技术相结合, 来自动采集光弹性数据和分析应力的方法,
称为数字光弹性法, 与传统光弹性法相比, 它可以进一步提高实验速度和精度 …