Search Results - "Perie, J."
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High resolution digital image correlation using proper generalized decomposition: PGD-DIC
Published in International journal for numerical methods in engineering (09-11-2012)“…SUMMARY A new method is proposed to measure the finite element (FE) displacement field from a deformed image in comparison with a reference one. In opposition…”
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Multiscale Displacement Field Measurement Using Digital Image Correlation: Application to the Identification of Elastic Properties
Published in Experimental mechanics (01-01-2015)“…As any Digital Image Correlation (DIC) method, Finite-Element (FE) based DIC methods lead to uncertainties which are related to the spatial resolution (in…”
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Voxel-Scale Digital Volume Correlation
Published in Experimental mechanics (01-04-2011)“…Among various correlation techniques to find the displacement field of a volume imaged by X-ray tomography at several deformation states, a new approach is…”
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A dual domain decomposition method for finite element digital image correlation
Published in International journal for numerical methods in engineering (08-06-2015)“…SummaryThe computational burden associated to finite element based digital image correlation methods is mostly due to the inversion of finite element systems…”
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Finite Element Stereo Digital Image Correlation: Framework and Mechanical Regularization
Published in Experimental mechanics (01-03-2017)“…The use of Finite Element meshes in Digital Image Correlation (FE-DIC) is now widespread in experimental mechanics but, so far, FE have been much less used in…”
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Monitoring structural scale composite specimens in a post‐buckling regime: The integrated finite element stereo digital image correlation approach with geometrically non‐linear regularization
Published in Strain (01-10-2023)“…Even though the simulations used to describe the failure of laminates are becoming more and more predictive, complex testing under multiaxial loadings is still…”
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Multiscale 3D displacement field measurement using stereo digital image correlation on a fractal speckle pattern
Published in Strain (15-05-2024)“…Even though the simulations used to predict failure are becoming increasingly predictive, complex multiaxial loading tests are still required to validate the…”
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A Multigrid PGD-based Algorithm for Volumetric Displacement Fields Measurements
Published in Strain (01-08-2014)“…ABSTRACT The use of a finite elements‐based Digital Volume Correlation (FE‐DVC) leads to lower measurement uncertainties in comparison to subset‐based…”
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Unstructured finite element-based digital image correlation with enhanced management of quadrature and lens distortions
Published in Optics and lasers in engineering (01-02-2016)“…Like subset-based methods, the very first finite element versions of digital image correlation were closely related to the regular structure of images, as they…”
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A Digital Image Correlation Method For Tracking Planar Motions Of Rigid Spheres: Application To Medium Velocity Impacts
Published in Experimental mechanics (01-10-2014)“…This paper deals with the measurement of spherical impactor positions, velocities and acceleration (translations and rotations) during medium velocity impact…”
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Leptospirosis: Prognostic Factors Associated with Mortality
Published in Clinical infectious diseases (01-09-1997)“…To determine the prognostic factors for leptospirosis, we conducted a retrospective study of data collected in the emergency department of our hospital between…”
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Enzymatic reduction studies of nitroheterocycles
Published in Biochemical pharmacology (01-03-1999)“…The nitroimidazole derivative Megazol is a highly active compound used against several strains of Trypanosoma cruzi, the causative agent of Chagas’ disease…”
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Architecture-Driven Digital Volume Correlation: Application to the Analysis of In-Situ Crushing of a Polyurethane Foam
Published in Experimental mechanics (01-06-2023)“…Background Digital Volume correlation (DVC) consists in identifying the displacement fields that allow for the best possible registration of volume images of a…”
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Microstructure-Aided Digital Volume Correlation
Published in EPJ Web of conferences (01-01-2010)“…This paper describes how volumic images of a composite material could be used to measure 3D displacement fields, and assess mechanical properties. The exemple…”
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Validation and modeling of aeronautical composite structures subjected to combined loadings: The VERTEX project. Part 1: Experimental setup, FE-DIC instrumentation and procedures
Published in Composite structures (01-11-2017)“…The development and certification of aeronautical composite structures is still largely based on the pyramid of tests. This approach is extremely costly in…”
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A Space-Time PGD-DIC Algorithm: Application to 3D Mode Shapes Measurements
Published in Experimental mechanics (01-09-2018)“…The aim of this study is to develop a new regularized Digital Image Correlation (DIC) method for time dependent measurements. The correlation problem is…”
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Identification of the Out-of-Plane Shear Modulus of a 3D Woven Composite
Published in Experimental mechanics (01-06-2013)“…This study deals with the identification of macroscopic elastic parameters of a layer-to-layer interlock woven composite from a full-field measurement. As this…”
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Cyclic voltammetric studies on nitro radical anion formation from megazol and some related nitroimidazole derivatives
Published in Journal of electroanalytical chemistry (Lausanne, Switzerland) (21-09-2001)“…Megazol (2-amino-5-(1-methyl-5-nitro-2-imidazolyl)-1,3,4-thiadiazol, CAS 19622-55-0) and related nitroimidazole compounds are being tested as antichagasic…”
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Peroxynitrite-induced nitration of tyrosine-34 does not inhibit Escherichia coli iron superoxide dismutase
Published in Biochemical journal (15-12-2001)“…The peroxynitrite anion is a potent oxidizing agent, formed by the diffusion-limited combination of nitric oxide and superoxide, and its production under…”
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Analysis of a multiaxial test on a C/C composite by using digital image correlation and a damage model
Published in Experimental mechanics (01-09-2002)“…The "planar" digital image correlation technique needs a single CCD camera to acquire the surface patterns of a zone of a specimen in the undeformed and…”
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