News tagged with dispersive waves
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Search results for dispersive waves
New 'metamaterial' practical for optical advances
(Phys.org) -- Researchers have taken a step toward overcoming a key obstacle in commercializing "hyperbolic metamaterials," structures that could bring optical advances including ultrapowerful microscopes, computers and solar ...
May 15, 2012 |
3.9 / 5 (7) |
5
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The Sun's crowning glory
(Phys.org) -- Those who experience a total solar eclipse are overwhelmed as they look at the circle of light that surrounds our Sun. Laypeople may find it enchanting, but researchers have been racking their ...
Space & Earth / Space Exploration
May 11, 2012 |
4.8 / 5 (5) |
0
How to make a splash
(Phys.org) -- A team of physicists has used the high-energy x-rays of the Advanced Photon Source (APS) at Argonne National Laboratory to penetrate the everyday mystery of a splash, revealing previously hidden ...
May 09, 2012 |
4.6 / 5 (5) |
0
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Novel radiation surveillance technology could help thwart nuclear terrorism
Among terrorism scenarios that raise the most concern are attacks involving nuclear devices or materials. For that reason, technology that can effectively detect smuggled radioactive materials is considered ...
May 01, 2012 |
4.7 / 5 (7) |
0
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Wind pushes plastics deeper into oceans, driving trash estimates up
(Phys.org) -- While working on a research sailboat gliding over glassy seas in the Pacific Ocean, oceanographer Giora Proskurowski noticed something new: The water was littered with confetti-size pieces of ...
Space & Earth / Earth Sciences
Apr 25, 2012 |
4.6 / 5 (5) |
0
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Can sound science guide dispersant use during subsea oil spills?
Two years ago this week, oil began streaming from the seafloor into the Gulf of Mexico following the explosion of the Deepwater Horizon platform. All told, the disaster cost 11 lives, released 4.9 million ...
Apr 17, 2012 |
5 / 5 (1) |
1
First, fast, and faster
(Phys.org) -- Scientists in PML's Quantum Measurement Division have produced the first superluminal light pulses made by using a technique called four-wave mixing, creating two separate pulses whose peaks ...
Apr 06, 2012 |
4.6 / 5 (25) |
33
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Cosmic 'leaf blower' robs galaxy of star-making fuel
(PhysOrg.com) -- Supernova explosions and the jets of a monstrous black hole are scattering a galaxy's star-making gas like a cosmic leaf blower, a new study finds. The findings, which relied on ultraviolet ...
Apr 04, 2012 |
4.6 / 5 (5) |
1
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Threats to freshwater mussels and the consequences for ecosystems
At the University of Oklahoma's Aquatic Research Facility in Norman, zoologist Caryn Vaughn shows off freshwater mussels that she's recently collected from rivers in the southeastern part of the state. One river alone may ...
Mar 13, 2012 |
not rated yet |
0
US military unveils non-lethal heat ray weapon
A sensation of unbearable, sudden heat seems to come out of nowhere -- this wave, a strong electromagnetic beam, is the latest non-lethal weapon unveiled by the US military this week.
Mar 11, 2012 |
3.7 / 5 (19) |
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List of search results for dispersive waves
