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Center vortex information


Center vortices are line-like topological defects that exist in the vacuum of Yang–Mills theory and QCD. There is evidence in lattice simulations that they play an important role in the confinement of quarks.

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Center vortex

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representation of G. The new total space is the gauge bundle of a center vortex. Now the vortex at x is constructed. Its topological charge can be computed...

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Vortex

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In fluid dynamics, a vortex (pl.: vortices or vortexes) is a region in a fluid in which the flow revolves around an axis line, which may be straight or...

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QCD vacuum

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Tennert, O. (2000). "Deconfinement in SU(2) Yang–Mills theory as a center vortex percolation transition". Physical Review D. 61 (5): 054504. arXiv:hep-lat/9904004...

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Polar vortex

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The Arctic tropospheric polar vortex A circumpolar vortex, or simply polar vortex, is a large region of cold, rotating air; polar vortices encircle both...

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Vorticity

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variety of complex flow phenomena, such as the formation and motion of vortex rings. Mathematically, the vorticity ω {\displaystyle {\boldsymbol {\omega...

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Vortex tube

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The vortex tube, also known as the Ranque-Hilsch vortex tube, is a mechanical device that separates a compressed gas into hot and cold streams. The gas...

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Color confinement

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clear. Lund string model Gluon field strength tensor Asymptotic freedom Center vortex Dual superconductor model Beta function (physics) Lattice gauge theory...

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Wingtip vortices

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of air traffic potentially causing vortex related accidents at airports, an experiment by NASA Ames Research Center wind tunnel testing with a 747 model...

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Vortex Bladeless

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Vortex Bladeless Ltd. is a Spanish technology startup company that is developing a specific type of wind power generator without rotating blades or lubricants...

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Vortex ring state

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The vortex ring state (VRS) is a dangerous aerodynamic condition that may arise in helicopter flight, when a vortex ring system engulfs the rotor, causing...

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Quantum vortex

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In physics, a quantum vortex represents a quantized flux circulation of some physical quantity. In most cases, quantum vortices are a type of topological...

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Horseshoe vortex

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The horseshoe vortex model is a simplified representation of the vortex system present in the flow of air around a wing. This vortex system is modelled...

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Vortex ring

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A vortex ring, also called a toroidal vortex, is a torus-shaped vortex in a fluid; that is, a region where the fluid mostly spins around an imaginary axis...

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Rankine vortex

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irrotational (potential or free) vortex. However, in potential vortex, the velocity becomes infinite at the vortex center. In reality, very close to the...

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Optical vortex

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projected onto a flat surface, an optical vortex looks like a ring of light, with a dark hole in the center. The vortex is given a number, called the topological...

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Great Pacific garbage patch

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The Great Pacific garbage patch (also Pacific trash vortex and North Pacific garbage patch) is a garbage patch, a gyre of marine debris particles, in the...

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Vortex mixer

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A vortex mixer, or vortexer, is a simple device used commonly in laboratories to mix small vials of liquid. It consists of an electric motor with the...

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Cyclone

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temperature at each potential height can affect the nonlinear evolution of a vortex. Henry Piddington published 40 papers dealing with tropical storms from...

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VORTEX projects

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The Verification of the Origins of Rotation in Tornadoes Experiment (or VORTEX) are field experiments that study tornadoes. VORTEX1 was the first time...

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Vortex engine

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The concept of a vortex engine or atmospheric vortex engine (AVE), independently proposed by Norman Louat and Louis M. Michaud, aims to replace large...

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Extraterrestrial vortex

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An extraterrestrial vortex is a vortex that occurs on planets and natural satellites other than Earth that have sufficient atmospheres. Most observed extraterrestrial...

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Vortex lift

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Vortex lift is that portion of lift due to the action of leading edge vortices. It is generated by wings with highly sweptback, sharp, leading edges (beyond...

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Vortex lattice method

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The Vortex lattice method, (VLM), is a numerical method used in computational fluid dynamics, mainly in the early stages of aircraft design and in aerodynamic...

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Physics of whistles

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whistle operation. Within the cavity is an off-center vortex. In the upper drawing, the vortex center is near the jet; the nearby cavity flow is slower...

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Gravitation water vortex power plant

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basin. The water forms a vortex over the center bottom drain of the basin. A turbine withdraws rotational energy from the vortex, which is converted into...

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53rd Weather Reconnaissance Squadron

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Geographical position of the flight level vortex center (vortex fix) and relative position of the surface center, if known; Center sea-level pressure determined by...

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