Results 101 to 110 of about 16,467 (243)

Fiber-optic projected-fringe digital interferometry [PDF]

open access: yes
A phase-stepped projected-fringe interferometer was developed which uses a closed-loop fiber-optic phase-control system to make very accurate surface profile measurements.
Beheim, Glenn, Mercer, Carolyn R.
core   +1 more source

A holographic interferometry technique for measuring transonic flow near a rotor blade [PDF]

open access: yes
A technique that uses holographic interferometry to record the first interferograms of the flow near a hovering transonic rotor blade is presented.
Kittleson, J. K.
core   +1 more source

Propagation of the measurement uncertainty in Fourier transform digital holographic interferometry [PDF]

open access: bronze, 2016
Ángel F. Doval   +3 more
openalex   +1 more source

A Review: Phase Measurement Techniques Based on Metasurfaces

open access: yesPhotonics
Phase carries crucial information about the light propagation process, and the visualization and quantitative measurement of phase have important applications, ranging from ultra-precision metrology to biomedical imaging.
Zhicheng Zhao   +2 more
doaj   +1 more source

Interferometric data for a shock-wave/boundary-layer interaction [PDF]

open access: yes
An experimental study of the axisymmetric shock-wave / boundary-layer strong interaction flow generated in the vicinity of a cylinder-cone intersection was conducted.
Brown, James L.   +2 more
core   +1 more source

Thirty-Five Years of Non-Destructive Testing in Santa Maria Della Croce di Roio Church, L’Aquila, Italy (A.D. 1625): Assessing the Impact of Restoration and Seismic Events

open access: yesHeritage
This study presents the results of over thirty years of non-destructive testing (NDT) in a historic church, providing an unprecedented time analysis of the structural and material integrity of the building and its works of art.
Domenica Paoletti   +6 more
doaj   +1 more source

ISEV2025 Abstract Book

open access: yes
Journal of Extracellular Vesicles, Volume 14, Issue S1, October 2025.
wiley   +1 more source

Evaluation and application of a new interferometry technique for compressible flow research [PDF]

open access: yes
A new method for obtaining large scale interferograms of flow fields in real time was investigated. The method was based on the point diffraction interferometry technique.
Bachalo, William D., Houser, Michael C.
core   +1 more source

Holographic nondestructive tests performed on composite samples of ceramic-epoxy-fiberglass sandwich structure [PDF]

open access: yes
When a hologram storing more than one wave is illuminated with coherent light, the reconstructed wave fronts interfere with each other or with any other phase-related wave front derived from the illuminating source. This multiple wave front comparison is
Kurtz, R. L., Liu, H. K.
core   +1 more source

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