The Grid Method for In‐plane Displacement and Strain Measurement: A Review and Analysis

M Grediac, F Sur, B Blaysat - Strain, 2016 - Wiley Online Library
The grid method is a technique suitable for the measurement of in‐plane displacement and
strain components on specimens undergoing a small deformation. It relies on a regular …

Two-dimensional windowed Fourier transform for fringe pattern analysis: principles, applications and implementations

Q Kemao - Optics and Lasers in Engineering, 2007 - Elsevier
Fringe patterns from optical metrology systems need to be demodulated to get the desired
parameters. Two-dimensional windowed Fourier transform is chosen for the determination of …

Windowed Fourier transform for fringe pattern analysis

Q Kemao - Applied Optics, 2004 - opg.optica.org
Fringe patterns in optical metrology systems need to be demodulated to yield the desired
parameters. Time-frequency analysis is a useful concept for fringe demodulation, and a …

Moiré interferometry for engineering mechanics: current practices and future developments

B Han, D Post, P Ifju - The Journal of Strain Analysis for …, 2001 - journals.sagepub.com
In the past decade, the optical method called moire interferometry has matured rapidly to
emerge as an invaluable tool, proved by many industrial and scientific applications. It has …

Frequency response functions of shape features from full-field vibration measurements using digital image correlation

W Wang, JE Mottershead, T Siebert, A Pipino - Mechanical systems and …, 2012 - Elsevier
The availability of high speed digital cameras has enabled three-dimensional (3D) vibration
measurement by stereography and digital image correlation (DIC). The 3D DIC technique …

Anisotropic Poisson's ratio and compression modulus of cortical bone determined by speckle interferometry

R Shahar, P Zaslansky, M Barak, AA Friesem… - Journal of …, 2007 - Elsevier
Young's modulus and Poisson's ratios of 6mm-sized cubes of equine cortical bone were
measured in compression using a micro-mechanical loading device. Surface displacements …

Are tensile and compressive Young's moduli of compact bone different?

MM Barak, JD Currey, S Weiner, R Shahar - Journal of the mechanical …, 2009 - Elsevier
This study examines the question of whether the stiffness (Young's modulus) of secondary
osteonal cortical bone is different in compression and tension. Electronic speckle pattern …

Determination of residual stresses using hole drilling and digital speckle pattern interferometry with automated data analysis

FV Dıaz, GH Kaufmann, GE Galizzi - Optics and Lasers in Engineering, 2000 - Elsevier
A digital speckle pattern interferometry and hole drilling combined system is developed to
determine the magnitude of the residual stress in a aluminum thin plate subjected to an …

Advanced iterative algorithm for randomly phase-shifted interferograms with intra-and inter-frame intensity variations

Z Wang, B Han - Optics and lasers in Engineering, 2007 - Elsevier
The fundamental concept of the advanced iterative algorithm is reviewed and a detailed
procedure for implementation is presented. Computer simulations are conducted to evaluate …

Material properties of semi-sweet biscuits for finite element modelling of biscuit cracking

Q Saleem, RD Wildman, JM Huntley… - Journal of food …, 2005 - Elsevier
Material properties required for the modelling of biscuit cracking (known in trade as
checking) have been experimentally determined for semi-sweet ('rich tea') biscuits. Biscuits …