Results 21 to 30 of about 538,069 (301)

Flow Visualization of Spinning and Nonspinning Soccer Balls Using Computational Fluid Dynamics

open access: yesApplied Sciences, 2020
Various studies have been conducted on the aerodynamic characteristics of nonspinning and spinning soccer balls. However, the vortex structures in the wake of the balls are almost unknown. One of the main computational fluid dynamics methods used for the
Takeshi Asai   +3 more
doaj   +1 more source

Brownian vortexes

open access: yesPhysical Review E, 2009
A particle diffusing around a point of stable mechanical equilibrium in a static but non-conservative force field enters into a steady state characterized by circulation in the probability flux. Circulation in such a Brownian vortex is not simply a deterministic response to the solenoidal component of the force, but rather reflects an interplay between
Sun, Bo   +4 more
openaire   +3 more sources

Towards a Serious Game to Help Students Learn Computer Programming

open access: yesInternational Journal of Computer Games Technology, 2009
Video games are part of our culture like TV, movies, and books. We believe that this kind of software can be used to increase students' interest in computer science.
Mathieu Muratet   +3 more
doaj   +1 more source

Investigating circulating tumor cells and distant metastases in patient-derived orthotopic xenograft models of triple-negative breast cancer

open access: yesBreast Cancer Research, 2019
Background Circulating tumor cells (CTCs) represent a temporal “snapshot” of a patient’s cancer and changes that occur during disease evolution. There is an extensive literature studying CTCs in breast cancer patients, and particularly in those with ...
Vishnu C. Ramani   +12 more
doaj   +1 more source

Profiling protein expression in circulating tumour cells using microfluidic western blotting

open access: yesNature Communications, 2017
Circulating tumour cells (CTCs) are rare cells found in the blood of certain cancer patients. Here, the authors develop a cytometry tool that appends a microfluidic western blot to a CTC isolation workflow and apply it to profile a panel of proteins in ...
Elly Sinkala   +11 more
doaj   +1 more source

Viscosity and Vortex Formation in a Liquid Placed in A Rotating Cylindrical Vessel

open access: yesEast European Journal of Physics, 2020
The free fall of steel balls of different diameters in viscous liquids placed in a cylindrical vessel at rest or rotating at a constant rate as well as the vortex generation in a liquid rotating in a cylindrical vessel were experimentally studied.
Oksana L. Andrieieva   +4 more
doaj   +1 more source

Vortex waistlines and vortex gas [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2002
Lattice2001(confinement), 3 pages, 1 eps figure ...
Kovács, T. G., Tomboulis, E. T.
openaire   +2 more sources

Spiral and Taylor vortex fronts and pulses in axial through-flow [PDF]

open access: yes, 2003
The influence of an axial through-flow on the spatiotemporal growth behavior of different vortex structures in the Taylor-Couette system with radius ratio eta=0.5 is determined.
Hoffmann, Ch., Lücke, M., Pinter, A.
core   +1 more source

Inhomogeneous Gradient Poiseuille Flows of a Vertically Swirled Fluid [PDF]

open access: yesJournal of Applied and Computational Mechanics
An exact solution is proposed for describing the steady-state and unsteady gradient Poiseuille shear flow of a viscous incompressible fluid in a horizontal infinite layer.
Natalya Burmasheva   +3 more
doaj   +1 more source

Vortex profiles and vortex interactions at the electroweak crossover [PDF]

open access: yes, 1999
Local correlations of Z-vortex operators with gauge and Higgs fields (lattice quantum vortex profiles) as well as vortex two-point functions are studied in the crossover region near a Higgs mass of 100 GeV within the 3D SU(2) Higgs model.
A. Schiller   +18 more
core   +3 more sources

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