News tagged with shock waves
Flipping a photonic shock wave
Nov 02, 2009 |
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A team of physicists has directly observed a reverse shock wave of light in a specially tailored structure known as a left-handed metamaterial. Although it was first predicted over forty years ago, this is ...
Icebreaker: Scientist brings out big gun to explore behavior of ice in planetary collisions
Space & Earth / Space Exploration
Oct 29, 2009 |
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(PhysOrg.com) -- Every month, Sarah Stewart-Mukhopadhyay fires her 20-foot gun in the basement of Harvard's Hoffman Lab, sending shivers through the concrete and steel structure that can be picked up by seismometers ...
Low-Budget Fusion Reactor Could Generate Energy within a Decade
Aug 04, 2009 |
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(PhysOrg.com) -- Currently, most nuclear fusion power plants are large, expensive projects that will take decades to benefit from. But a startup company in Vancouver, Canada, called General Fusion is taking ...
Evidence of liquid water in comets reveals possible origin of life
Space & Earth / Space Exploration
Jul 30, 2009 |
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Comets contained vast oceans of liquid water in their interiors during the first million years of their formation, a new study claims.
A Galaxy Collision in Action
Jul 09, 2009 |
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This beautiful image gives a new look at Stephan's Quintet, a compact group of galaxies discovered about 130 years ago and located about 280 million light years from Earth. The curved, light blue ridge running ...
A Super-Efficient Particle Accelerator
Jul 01, 2009 |
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This image of data from NASA's Chandra X-ray Observatory and the European Southern Observatory's Very Large Telescope shows a part of the roughly circular supernova remnant known as RCW 86.
Giant balloon flying high over Atlantic to catch cosmic rays
Space & Earth / Space Exploration
May 21, 2009 |
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(PhysOrg.com) -- University of Delaware researchers in Sweden have launched a giant balloon taller than a football field that is now flying at the edge of space to collect data on cosmic rays -- the most super-charged ...
Chandra Shows Shocking Impact of Galaxy Jet
Apr 22, 2009 |
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(PhysOrg.com) -- A survey by the Chandra X-ray observatory has revealed in detail, for the first time, the effects of a shock wave blasted through a galaxy by powerful jets of plasma emanating from a supermassive ...
Scientists reveal interaction between supersonic fuel spray and its shock wave
Mar 12, 2009 |
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(PhysOrg.com) -- Shock waves are a well tested phenomenon on a large scale, but scientists at the Argonne National Laboratory and their collaborators from Wayne State University and Cornell University have ...
Lancets Flights Probe Supersonic Shockwaves
Space & Earth / Space Exploration
Jan 22, 2009 |
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(PhysOrg.com) -- NASA is concluding a series of flight tests to measure shock waves generated by an F-15 jet in an effort to validate computer models that could be used in designing quieter supersonic aircraft.
Dusty Shock Waves Generate Planet Ingredients
Nov 11, 2008 |
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(PhysOrg.com) -- Shock waves around dusty, young stars might be creating the raw materials for planets, according to new observations from NASA's Spitzer Space Telescope.
Visualizing atomic-scale acoustic wavesin nanostructures
Jul 03, 2008 |
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Acoustic waves play many everyday roles - from communication between people to ultrasound imaging. Now the highest frequency acoustic waves in materials, with nearly atomic-scale wavelengths, promise to be ...
