Results 11 to 20 of about 111,541 (269)

Method for mitigating the negative effect of vortex motion inside the suction chambers of centrifugal pumps [PDF]

open access: yesINCAS Bulletin, 2013
The paper presents a method for mitigating the negative effect of vortex motion inside the suction chambers of centrifugal pumps in order to obtain better use of water resource and decrease the risk related to loss of prime.
Adrian CIOCANEA
doaj   +1 more source

On Vortex Methods

open access: yesSIAM Journal on Numerical Analysis, 1985
Error estimates for fully discretized two- and three-dimensional vortex methods for Euler's equations are given. An elementary proof of the consistency result by \textit{G. H. Cottet} [Thèse de 3ième cycle, to appear], together with its three-dimensional analogue is presented. Following the convergence theory of \textit{J. T.
Anderson, C., Greengard, C.
openaire   +3 more sources

The singing vortex [PDF]

open access: yesInterface Focus, 2015
Abstract Marine propellers display several forms of cavitation. Of these, propeller-tip vortex cavitation is one of the important factors in propeller design. The dynamic behaviour of the tip vortex is responsible for hull vibration and noise.
R, Arndt   +3 more
openaire   +2 more sources

From Vortex Layers to Vortex Sheets

open access: yesSIAM Journal on Applied Mathematics, 1992
Summary: This paper shows that the solution of the Birkhoff-Rott equation for the vortex sheet can be approximated, for short times, by the solutions of the Euler equation for a thin vortex layer of vorticity, when its thickness vanishes and its verticity intensity diverges suitably.
BENEDETTO, Dario, PULVIRENTI, Mario
openaire   +1 more source

Magneto-ionic suppression of magnetic vortices

open access: yesScience and Technology of Advanced Materials, 2021
Magneto-ionics refers to the non-volatile control of the magnetic properties of materials by voltage-driven ion migration. This phenomenon constitutes one of the most important magnetoelectric mechanisms and, so far, it has been employed to modify the ...
Yu Chen   +5 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

Label-free isolation of prostate circulating tumor cells using Vortex microfluidic technology

open access: yesnpj Precision Oncology, 2017
Prostate cancer: a “liquid biopsy” test for circulating tumor cells A microfluidic device can rapidly and efficiently isolate circulating tumor cells from the blood of prostate cancer patients.
Corinne Renier   +12 more
doaj   +1 more source

Vortex Artificial-Potential-Field Guided RRT* for Path Planning of Mobile Robot

open access: yesJisuanji kexue yu tansuo, 2021
The rapidly-exploring random tree (RRT) has the problems of slow convergence, dense sampling nodes, and complicated path twists under the condition of dense obstacles and narrow channels.
CAO Kai, CHEN Yangquan, GAO Song, GAO Jiajia
doaj   +1 more source

Perception-Based Filtering for MMOGs

open access: yesInternational Journal of Computer Games Technology, 2008
Online games have exploded in the last few years. These games face several problems linked to scalability and interactivity. In fact, online games should provide a quick feedback of users' interactions as well as a coherent view of the shared world ...
Souad El Merhebi   +3 more
doaj   +1 more source

Path-dependent Vortex Switching in Ferroelectric Nanoplate Junctions Toward a Memory Device Concept

open access: yesFrontiers in Physics, 2022
Ferroelectric vortex has attracted much attention as a promising candidate for memories with high density and high stability. It is a crucial problem to precisely manipulate the vortex chirality in order to utilize it to store information.
Weiming Xiong   +6 more
doaj   +1 more source

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