Results 61 to 70 of about 1,609 (144)

Sensors for ceramic components in advanced propulsion systems: Summary of literature survey and concept analysis, task 3 report [PDF]

open access: yes
The results of a literature survey and concept analysis related to sensing techniques for measuring of surface temperature, strain, and heat flux for (non-specific) ceramic materials exposed to elevated temperatures (to 2200 K) are summarized.
Bennethum, W. H., Sherwood, L. T.
core   +1 more source

Electronic Speckle Pattern Interferometer using Holographic Optical Elements for Vibration Measurements [PDF]

open access: yes, 2010
A simple and compact electronic speckle pattern interferometry (ESPI) built with holographic optical elements (HOEs) used for the study of out-of-plane vibration is reported.
Bavigadda, Viswanath   +3 more
core   +1 more source

Calibration and evaluation of optical systems for full-field strain measurement [PDF]

open access: yes, 2007
The design and testing of a reference material for the calibration of optical systems for strain measurement is described, together with the design and testing of a standardized test material that allows the evaluation and assessment of fitness for ...
Cross   +13 more
core   +1 more source

Direct strain and slope measurement using 3D DSPSI [PDF]

open access: yes, 2013
This communication presents a new implementation of DSPSI. Its main features are 1. an advanced model taking into account the beam divergence, 2. the coupling with a surface shape measurement in order to generalize DSPSI to nonplanar surfaces 3.
Dandach, Wajdi   +2 more
core   +2 more sources

Cálculo de la incertidumbre estándar mediante la técnica de Monte Carlo para la medición de la topografía y del campo de desplazamiento mediante ESPI

open access: yesNova Scientia, 2012
La ventaja del uso de las técnicas interferométricas basados en el patrón de moteado ESPI (electronic speckle pattern interferometry) es única ya que se pueden hacer mediciones muy precisas de los campos de desplazamientos que ocurren en la superficie de
Jorge Ramón Parra-Michel   +1 more
doaj  

PULSED ELECTRONIC SPECKLE PATTERN INTERFEROMETRY (ESPI) [PDF]

open access: yes, 1999
"A novel Electronic Speckle Pattern Interferometry, ESPI, technique is presented in this work. The technique consist of an out-of-plane interferometer which incorporates a specially fabricated computer-generated hologram.
Bernardino Barrientos
core  

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