News tagged with vortex
Scientists move objects across meter-scale distances using only light (w/ Video)
(PhysOrg.com) -- For more than 40 years, scientists have been using the radiation pressure of light to move and manipulate small objects in space. But until now, the movements have always been restricted to ...
Sep 30, 2010 |
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Physicists unveil a theory for a new kind of superconductivity
(PhysOrg.com) -- In this 100th anniversary year of the discovery of superconductivity, physicists at the University of Massachusetts Amherst and Sweden’s Royal Institute of Technology have published a ...
Oct 24, 2011 |
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Magnetic vortex memory shows memory potential of nanodots
(PhysOrg.com) -- Using magnetic nanodots in the vortex state, researchers have designed a new kind of non-volatile memory that could offer increased speed and density for next-generation non-volatile random ...
Apr 21, 2010 |
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Physicists discover new way to visualize warped space and time
(PhysOrg.com) -- When black holes slam into each other, the surrounding space and time surge and undulate like a heaving sea during a storm. This warping of space and time is so complicated that physicists ...
Apr 11, 2011 |
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The shape-shifting southern vortex of Venus
(PhysOrg.com) -- New analysis of images taken by ESA's Venus Express orbiter has revealed surprising details about the remarkable, shape-shifting collar of clouds that swirls around the planet's South Pole. ...
Space & Earth / Space Exploration
Apr 07, 2011 |
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Physicists observe exotic state in an unconventional superconductor
A new fractional vortex state observed in an unconventional superconductor may offer the first glimpse of an exotic state of matter predicted theoretically for more than 30 years. In a paper published in the ...
Jan 13, 2011 |
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Physicists create supernova in a jar (w/ Video)
(PhysOrg.com) -- A team of physicists from the University of Toronto and Rutgers University have mimicked the explosion of a supernova in miniature.
Dec 02, 2010 |
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Mosses use 'mushroom clouds' to spread spores (w/ Video)
(PhysOrg.com) -- Scientists in the US have solved the mystery of how peat mosses manage to get their spores high enough to catch the wind, discovering that they produce vortex rings of air, like miniature ...
Jul 23, 2010 |
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World's Largest Tornado Experiment Heads for Great Plains (w/Videos)
The largest and most ambitious tornado study in history will begin next week, as dozens of scientists deploy radars and other ground-based instruments across the Great Plains to gain a better understanding ...
Space & Earth / Earth Sciences
May 05, 2009 |
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New nanostructured glass for imaging and recording developed
(PhysOrg.com) -- University of Southampton researchers have developed new nano-structured glass optical elements, which have applications in optical manipulation and will significantly reduce the cost of medical ...
Aug 15, 2011 |
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Magnetic mixing creates quite a stir (w/ Video)
Sandia researchers have developed a process that can mix tiny volumes of liquid, even in complicated spaces.
Oct 27, 2009 |
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Voyage to the centre of the 'Plastic Vortex'
A group of conservationists and scientists is due to set sail for an obscure corner of the Pacific Ocean in the coming months to explore a vast swirl of waste known as the "Plastic Vortex."
Space & Earth / Earth Sciences
May 25, 2009 |
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A quick switch for magnetic needles
(PhysOrg.com) -- Magnetic vortex cores, which can be used as particularly stable storage points for data bits, can now be switched much faster.
Apr 13, 2011 |
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Scientists generate rotating electron beams
A team of EU-funded scientists has come up with a way of generating rotating electron beams. The technique, described in the journal Nature, could be used to probe the magnetic properties of materials and co ...
Sep 17, 2010 |
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Europe hammered by winter, is North America next?
For the first half of this year's winter, the big news was warm temperatures and lack of snow. Ski resorts were covered in bare dirt, while January temperatures in southern California topped July highs.
Space & Earth / Earth Sciences
Feb 17, 2012 |
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Vortex
A vortex (plural: vortices) is a spinning, often turbulent, flow of fluid. Any spiral motion with closed streamlines is vortex flow. The motion of the fluid swirling rapidly around a center is called a vortex. The speed and rate of rotation of the fluid are greatest at the center, and decrease progressively with distance from the center.
For more information about Vortex, read the full article at
Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.
