Results 91 to 100 of about 34,049 (217)

Refractive-index and density matching in concentrated particle suspensions: a review [PDF]

open access: yes, 2018
Optical measurement techniques such as particle image velocimetry (PIV) and laser Doppler velocimetry (LDV) are now routinely used in experimental fluid mechanics to investigate pure fluids or dilute suspensions.
Ancey, Christophe   +3 more
core  

Comparative study on structural, electrical transport and magnetic properties of cr-doped in charge-ordered Pr0.75Na0.25Mn1-Xcrxo3 and Nd0.75Na0.25Mn1-Ycryo3 manganites [PDF]

open access: yes, 2018
Cr doping in charge-ordered Pr0.75Na0.25Mn1-xCrxO3 and Nd0.75Na0.25Mn1-yCryO3 have been synthesized using conventional solid-state method to investigate its effect on structural, electrical transport and magnetic properties.
Ibrahim, Norazila   +3 more
core  

Experimental Particle Image Velocimetry Apparatus with Known Displacement of Synthetic Particles

open access: yesFluids
The study of velocimetry is important for characterizing and comprehending the effects of fluid flow, and the particle image velocimetry (PIV) technique is one of the primary approaches for understanding the velocity vector field in a test section ...
Anderson Gomes Girardi   +3 more
doaj   +1 more source

Rotor-Obstacle Aerodynamic Interaction in Hovering Flight: An Experimental Survey [PDF]

open access: yes, 2016
Despite the presence of a fair number of numerical and experimental works on the rotor-obstacle interaction, a systematic study of the aerodynamic phenomena involved is lacking.
Giuni, Michea   +2 more
core  

Non-Periodic Reconstruction from Sub-Sampled Velocity Measurement Data Based on Data-Fusion Compressed Sensing

open access: yesFluids
Compressive sensing (CS) is capable of resolving high frequencies from subsampled data. However, it is challenging to apply CS in non-periodic flow fields with multiple frequencies.
Jun Hong   +3 more
doaj   +1 more source

Wind tunnel flow visualization experimental study on the influence of vortex generators on the low-speed characteristics of civil transport aircraft

open access: yesHangkong gongcheng jinzhan
The vortex generator is a simple passive flow control technology that has potential positive benefits for delaying the separation of the fluid boundary layer and improving the take-off and landing performance of the aircraft. Through wind tunnel tests on
YAN Wei   +9 more
doaj   +1 more source

Determine of velocity field with PIV and CFD during the flow around of bridge piers

open access: yesEPJ Web of Conferences, 2013
The article describes the processing of specific junior research FAST-J-11-51/1456 which dealt with physical and CFD of the velocity field during the flow around of bridge piers.
Picka D., Mistrová I.
doaj   +1 more source

Particle displacement tracking applied to air flows [PDF]

open access: yes
Electronic Particle Image Velocimeter (PIV) techniques offer many advantages over conventional photographic PIV methods such as fast turn around times and simplified data reduction.
Wernet, Mark P.
core   +1 more source

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