Articles with "vortex flow" as a keyword



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Vortex Flow‐controlled Circularly Polarized Luminescence of Achiral Pt(II) Complex Aggregates Assembled at the Air‐Water Interface

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Published in 2022 at "Small Methods"

DOI: 10.1002/smtd.202200936

Abstract: Circularly polarized luminescence (CPL) has been researched for various applications by control of characteristics such as chirality and magnitude. Supramolecular chirality has been prepared by vortex motion as a mechanical stimulus; however, CPL has yet… read more here.

Keywords: air water; water interface; vortex flow; circularly polarized ... See more keywords
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Spherical agglomeration of nickel-manganese-cobalt hydroxide in turbulent Batchelor vortex flow

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Published in 2021 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2021.129924

Abstract: Abstract In this study, turbulent Batchelor vortex flow, due to its periodic fluid motion, was used to produce highly dense and spherical Ni-Mn-Co (NMC) hydroxide agglomerates (microparticles) in a rotation disk crystallizer. A high shear… read more here.

Keywords: vortex flow; turbulent batchelor; batchelor vortex;
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Vortex flow generator utilizing synthetic jets by diaphragm vibration

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Published in 2018 at "International Journal of Mechanical Sciences"

DOI: 10.1016/j.ijmecsci.2018.05.028

Abstract: This paper develops a millimeter scale fully packaged device in which a vortex flow of high velocity is generated inside a chamber. Under the actuation by a lead zirconate titanate (PZT) diaphragm, a flow circulates… read more here.

Keywords: chamber; vortex flow; vibration; flow generator ... See more keywords
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Generation of stripe-like vortex flow by noncollinear waves on the water surface

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Published in 2022 at "Physica D: Nonlinear Phenomena"

DOI: 10.1016/j.physd.2022.133218

Abstract: We have studied experimentally the generation of vortex flow by gravity waves with a frequency of 2.34 Hz excited on the water surface at an angle 2 = arctan(3∕4) ≈ 36◦ to each other. The… read more here.

Keywords: vortex flow; surface; water surface; stripe like ... See more keywords
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Experimental measurement of tip vortex flow field with/without cavitation in an elliptic hydrofoil

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Published in 2017 at "Journal of Hydrodynamics"

DOI: 10.1016/s1001-6058(16)60808-9

Abstract: In this paper, recent measurements of tip vortex flow with and without cavitation carried out in Cavitation Mechanism Tunnel of China Ship Scientific Research Center (CSSRC) are presented. The elliptic hydrofoil with section NACA 662-415… read more here.

Keywords: cavitation; vortex; tip vortex; vortex flow ... See more keywords
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A vortex flow intensified by thermal convection

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Published in 2017 at "Physics of Fluids"

DOI: 10.1063/1.4974754

Abstract: This paper describes a thermal-convection-intensified vortex flow within a rotating cylinder with a counter-rotating heated disk located below. This flow tends to mimic certain aspects of the intriguing flow structure of the great red spot… read more here.

Keywords: flow intensified; vortex flow; convection; thermal convection ... See more keywords
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Direct measurement of microscale flow structures induced by inertial focusing of single particle and particle trains in a confined microchannel

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Published in 2018 at "Physics of Fluids"

DOI: 10.1063/1.5048478

Abstract: Understanding the flow structures induced by inertial focusing of particles is essential in microfluidics-based applications. In spite of numerous studies described in the literature, such microscale flows have, until today, not been subject to quantitative… read more here.

Keywords: vortex flow; particle trains; particle; flow structures ... See more keywords
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Microswimmers in an axisymmetric vortex flow

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Published in 2020 at "New Journal of Physics"

DOI: 10.1088/1367-2630/ab776f

Abstract: Microswimmers are encountered in a wide variety of biophysical settings. When interacting with flow fields, they show interesting dynamical features such as trapping, clustering, and preferential orientation. One important step towards the understanding of such… read more here.

Keywords: axisymmetric vortex; microswimmers axisymmetric; vortex flow; shape ... See more keywords
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Long Term Vortex Flow Evolution around a Magnetic Island in Tokamaks.

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Published in 2022 at "Physical review letters"

DOI: 10.1103/physrevlett.128.225001

Abstract: We present a gyrokinetic analysis of the vortex flow evolution in a magnetic island in collisionless tokamak plasmas. In a short term ω[over ¯]_{D}t1, the residual vortex flow evolves to a dipolar zonal-vortex flow mixture… read more here.

Keywords: flow; term; flow evolution; island ... See more keywords
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Vortex Flow Formation by a Melting Ice Block

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Published in 2019 at "Fluid Dynamics"

DOI: 10.1134/s0015462819070140

Abstract: The phenomenon of spontaneous rotation of melting ice on a solid substrate and on the surface of water has been confirmed by experiments in this work. The rotation velocity was found to increase with the… read more here.

Keywords: melting ice; rotation; ice block; vortex flow ... See more keywords
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Numerical study on using vortex flow to improve smoke exhaust efficiency in large-scale atrium fires

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Published in 2021 at "Indoor and Built Environment"

DOI: 10.1177/1420326x211031276

Abstract: A high-performance smoke exhaust system is vital for maintaining a tenable environment during fire accidents evacuation. This study proposes a novel vortex flow driven smoke exhaust system to delay the smoke filling process during the… read more here.

Keywords: exhaust efficiency; system; study; smoke ... See more keywords