Results 61 to 70 of about 199,018 (327)

Vorticity measurement in vortical flow.

open access: yesJOURNAL OF THE FLOW VISUALIZATION SOCIETY OF JAPAN, 1987
Computer-aided vorticity measuring system based on hotwire anemometry has been developed and used for investigation of time-dependent vortical flow field of a traveling vortex ring. The vorticity distributions obtained are visualized on computer graphics and are recorded as animation film.
Yuko Oshima, Naoki Izutsu
openaire   +2 more sources

Multiphysics‐Driven Assembly of Biomimetic Vesicles

open access: yesAdvanced Materials, EarlyView.
Artificial extracellular vesicles, derived from cell membranes, are manufactured using a multiphysics‐integrated microfluidic platform that combines nanoknife membrane rupture, herringbone chaotic mixing, and acoustothermal modulation. This standardizable workflow enables the predictable control of vesicle formation and therapeutic loading, while ...
Timofei Solodko   +16 more
wiley   +1 more source

Hyperon Production in Bi + Bi Collisions at the Nuclotron-Based Ion Collider Facility and Angular Dependence of Hyperon Spin Polarization

open access: yesParticles
The strange baryon production in Bi + Bi collisions at sNN=9.0 GeV is studied using the PHSD transport model. Hyperon and anti-hyperon yields, transverse momentum spectra, and rapidity spectra are calculated, and their centrality dependence and the ...
Nikita S. Tsegelnik   +2 more
doaj   +1 more source

Large-Eddy Simulation of Hydrodynamic Structure in a Strongly Curved Bank

open access: yesApplied Sciences, 2022
Advances in computer technology have facilitated the use of large-eddy simulation (LES) as a numerical simulation method in fluid mechanics. In this study, LES was used for the numerical simulation of curved water flow with a large curvature.
Miao Ma, Guodong Li, Jian Ning
doaj   +1 more source

Viscous tilting and production of vorticity in homogeneous turbulence [PDF]

open access: yes, 2010
Viscous depletion of vorticity is an essential and well known property of turbulent flows, balancing, in the mean, the net vorticity production associated with the vortex stretching mechanism. In this letter, we, however, demonstrate that viscous effects
Guala, M.   +6 more
core  

Conditional vorticity budget of coherent and incoherent flow contributions in fully developed homogeneous isotropic turbulence

open access: yes, 2012
We investigate the conditional vorticity budget of fully developed three-dimensional homogeneous isotropic turbulence with respect to coherent and incoherent flow contributions.
Farge, Marie   +4 more
core   +5 more sources

A Microfluidic Digital Shutter of Liquid–Liquid Interface for Fabrication of Multifaceted Hydrogel Microfiber Structure

open access: yesAdvanced Science, EarlyView.
A programmable passive digital shutter based on multiphase liquid–liquid interface dynamics is introduced for precise fabrication of hydrogel microfibers. By modulating the shutter operation, microfibers with tunable geometry—including linear, helical, tadpole‐like, and spherical forms—are produced.
Dongrui Zhang   +14 more
wiley   +1 more source

Implications of mean field accretion disc theory for vorticity and magnetic field growth [PDF]

open access: yes, 2000
In addition to the scalar Shakura-Sunyaev $\alpha_{ss}$ turbulent viscosity transport term used in simple analytic accretion disc modeling, a pseudoscalar transport term also arises.
Balbus, E. G. Blackman, Ingersoll
core   +4 more sources

Vorticity, defects and correlations in active turbulence [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2014
We describe a numerical investigation of a continuum model of an active nematic, concentrating on the regime of active turbulence. Results are presented for the effect of three parameters, activity, elastic constant and rotational diffusion constant, on ...
S. Thampi, R. Golestanian, J. Yeomans
semanticscholar   +1 more source

Universal Solvent Escape Strategies for Efficient Curing of Hydrogen‐Bond‐Rich 3D Printing Inks

open access: yesAdvanced Science, EarlyView.
This study developed a new 3D printing method for hydrogen‐bonded polymers by combining solvent replacement, nanoparticles, and optimized printing paths. This allows fast, precise scaffold fabrication. The scaffolds can be easily customized and release therapeutic agents slowly through protonation, enabling personalized bone, blood vessel, and nerve ...
Jie Chen   +11 more
wiley   +1 more source

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