Results 71 to 80 of about 6,362,341 (292)

A Multiphase Flow Measurement System Comprising an Impedance Cross Correlation (ICC) Device and an Imaging Electromagnetic Flow Meter (IEF). [PDF]

open access: yes, 2012
Flow measurements are playing increasingly important roles in many different application areas, such as manufacturing processes and the oil & gas industry.
Meng, Yiqing, Lucas, Gary
core   +3 more sources

Particle size distribution measurement in suspension based on a random forest algorithm

open access: yesMeasurement + Control
The conversion of ultrasonic particle size distribution (PSD) is traditionally modelled as a first-kind Fredholm integral equation problem, requiring integration with theoretical models to calculate the PSD.
Changquan Yuan   +6 more
doaj   +1 more source

Study on Effect of Petit Deltas at the Leading Edge of a Main Delta Wing on the Wing Characteristics

open access: yesJournal of Fluid Science and Technology, 2011
A delta wing with a sawtooth leading edge has an ability to improve its aerodynamic performance, which was suggested and confirmed by the authors' previous study [1].
Hiromitsu KAWAZOE   +4 more
doaj   +1 more source

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

An experimental device for measuring radial flow velocity profiles of yield stress fluids

open access: yes, 2021
Measuring the radial flow velocity field of yield stress fluids (YSFs) between two parallel disks provides crucial data to understand the underlying flow phenomena. However, direct velocimetry of YSFs in the radial flow configuration remains a challenge,
Zou, Liangchao,   +2 more
core   +2 more sources

An Overview of Computational Fluid Dynamics as a Tool to Support Ultrasonic Flow Measurements

open access: yesMetrology
Ultrasonic flow meters (UFMs) by transit time are ubiquitous in industrial applications, mainly for their versatility and practicality. They are widely used in gas and liquid installations, such as the oil and gas industry or feedwater systems in nuclear
Guilherme Siqueira de Aquino   +3 more
doaj   +1 more source

An Experimental Study of the Effect of a Baffle on the Flow Structure in a Rectangular Open Channel Using UVP

open access: yesJournal of Fluid Science and Technology, 2010
A flow structure around an intermediate standing baffle in a rectangular open channel has been investigated experimentally. The instantaneous vertical velocity components were successfully measured using an Ultrasonic Velocity Profiler (UVP).
Hamidreza JAMSHIDNIA, Yasushi TAKEDA
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Free Flow and Discharge Characteristics of Trapezoidal-Shaped Weirs

open access: yesFluids, 2020
A number of studies have considered the effects of weir design variations on the free- and submerged-flow characteristics of trapezoidal broad-crested weirs. It appears that the hydraulics of short-crested weir flows have received little attention; thus,
Yebegaeshet T. Zerihun
doaj   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

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