Results 51 to 60 of about 553 (83)

Modelling and analysis of turbulent datasets using Auto Regressive Moving Average processes [PDF]

open access: yes, 2014
International audienceWe introduce a novel way to extract information from turbulent datasets by applying an Auto Regressive Moving Average (ARMA) statistical analysis.
Adrian R. J.   +14 more
core   +5 more sources

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  

Heterodyne Doppler global velocimetry [PDF]

open access: yes, 2018
Doppler Global Velocimetry (DGV) is an imaging flow measurement technique which allows the measurement of the velocity distribution in a plane. In DGV the frequency shift of scattered light from moving particles within the flow is used to determine the ...
Meier, Alexander, Roesgen, Thomas
core  

New score indicating placental vascular resistance. [PDF]

open access: yes, 2003
Background. Umbilical artery Doppler velocimetry is a routine method for fetal surveillance in high-risk pregnancy. Uterine artery Doppler seems to give comparable information, but it can be difficult to interpret as there are two arteries, which might ...
Dubiel, Mariusz   +4 more
core   +1 more source

3D-PTV measurements in a plane Couette flow [PDF]

open access: yes, 2018
Genuine plane Couette flow is hard to realize experimentally, and no applications of modern spatially resolving measurement techniques have been reported for this flow so far. In order to resolve this shortcoming, we designed and built a new experimental
Holzner, Markus   +4 more
core  

Fetal cells and cell-free fetal DNA in maternal blood: new insights into pre-eclampsia [PDF]

open access: yes, 2017
The examination of fetal cells, specifically erythroblasts, and cell-free fetal DNA from the blood of pregnant women is currently the subject of intense research with the aim of developing new risk-free methods for prenatal diagnosis.
Hahn, Sinuhe, Holzgreve, Wolfgang
core  

Clinical Changes and Uterine Hemodynamic in Pyometra Medically Treated Bitches. [PDF]

open access: yesAnimals (Basel), 2020
Filho RRDR   +6 more
europepmc   +1 more source

Particle image velocimetry in a foam-like porous structure using refractive index matching: a method to characterize the hydrodynamic performance of porous structures [PDF]

open access: yes, 2018
We present a method to measure two-dimensional velocity fields inside an artificial foam-like porous structure using particle image velocimetry and a refractive index matching technique to avoid optical distortion. The porous structure is manufactured by
Butscher, Denis   +3 more
core  

Numerical comparison of the closing dynamics of a new trileaflet and a bileaflet mechanical aortic heart valve [PDF]

open access: yes
[[abstract]]The closing velocity of the leaflets of mechanical heart valves is excessively rapid and can cause the cavitation phenomenon. Cavitation bubbles collapse and produce high pressure which then damages red blood cells and platelets.
A Redaelli   +30 more
core   +1 more source

Turbulent swirling flow in a model of a uniflow-scavenged two-stroke engine [PDF]

open access: yes, 2018
The turbulent and swirling flow of a uniflow-scavenged two-stroke engine cylinder is investigated using a scale model with a static geometry and a transparent cylinder. The swirl is generated by 30 equally spaced ports with angles of 0°,10°,20°, and 30°.
Ingvorsen, K.   +3 more
core  

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