Results 111 to 120 of about 16,467 (243)

A study of model deflection measurement techniques applicable within the national transonic facility [PDF]

open access: yes
Moire contouring, scanning interferometry, and holographic contouring were examined to determine their practicality and potential to meet performance requirements for a model deflection sensor.
Doty, J. L., Hildebrand, B. P.
core   +1 more source

On a skeletonization of a interference pattern

open access: yesВестник Самарского университета: Естественнонаучная серия
An experimental method for high-accuracy identification of fringes, obtained through holographic interferometry of bending plates, has been developed.
S. A. Lychev   +3 more
doaj   +1 more source

Experimental aspects of halographic interferometry [PDF]

open access: yes
Q-switched ruby laser holography with optical equipment to compensate for spatial and temporal incoherence for contouring, aerodynamic visualization, and nondestructive ...
Wuerker, R. F.
core   +1 more source

Study of optical techniques for the Ames unitary wind tunnels. Part 4: Model deformation [PDF]

open access: yes
A survey of systems capable of model deformation measurements was conducted. The survey included stereo-cameras, scanners, and digitizers. Moire, holographic, and heterodyne interferometry techniques were also looked at.
Lee, George
core   +1 more source

Deformation mechanics of deep surface flaw cracks [PDF]

open access: yes
A combined analytical and experimental program was conducted to determine the deformation characteristics of deep surface cracks in Mode I loading. An approximate plane finite element analysis was performed to make a parameter study on the influence of ...
Beissner, R. E.   +2 more
core   +1 more source

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