News tagged with rays
Etch-a-sketch with superconductors
Reporting in Nature Materials this week, researchers from the London Centre for Nanotechnology and the Physics Department of Sapienza University of Rome have discovered a technique to 'draw' superconducting shapes ...
Aug 22, 2011 |
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A spinning neutron star is tied to a mysterious tail
(PhysOrg.com) -- A spinning neutron star is tied to a mysterious tail -- or so it seems. Astronomers using NASA's Chandra X-ray Observatory found that this pulsar, known as PSR J0357+3205 (or PSR J0357 for ...
Aug 18, 2011 |
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Argonne-pioneered X-ray lens to aid nanomaterials research
More affordable and efficient solar cells, batteries and lighting systems could result from a new X-ray lens that will let scientists study the nanoscale in greater detail than ever before.
Aug 16, 2011 |
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How receptors talk to G proteins
(PhysOrg.com) -- The mechanism by which cells respond to stimuli and trigger hormonal responses, as well as the senses of sight, smell, and taste, has for the first time been brought into focus with the help ...
Aug 10, 2011 |
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Light speed hurdle to invisibility cloak overcome by undergraduate
(PhysOrg.com) -- An undergraduate student has overcome a major hurdle in the development of invisibility cloaks by adding an optical device into their design that not only remains invisible itself, but also has the ability ...
Aug 09, 2011 |
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New X-ray microscopy technique images magnetic nanostructure
A new X-ray technique for producing instantaneous nanoscale images of the magnetic polarity in materials has been demonstrated by SLAC scientist Joshua Turner. Such a capability is important for understanding ...
Aug 05, 2011 |
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Researchers prove existence of antiproton radiation belt around Earth
Italian researchers using data from the satellite PAMELA have proven that theories showing there ought to be a ring of antiprotons encircling the Earth due to cosmic rays colliding with nuclei in the upper atmosphere are ...
Aug 05, 2011 |
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Found: Heart of darkness
Astronomers using the 10-meter Keck II telescope in Hawaii have confirmed in a new paper that a troupe of about 1,000 small, dim stars just outside the Milky Way comprise the darkest known galaxy, as well ...
Aug 01, 2011 |
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Chandra X-ray Telescope images gas flowing toward black hole
The flow of hot gas toward a black hole has been clearly imaged for the first time in X-rays. The observations from NASA’s Chandra X-ray Observatory, analyzed by University of Alabama astronomers, will ...
Jul 28, 2011 |
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New X-ray camera will reveal big secrets about how chemistry works
Designed to record bursts of images at an unprecedented speed of 4.5 million frames per second, an innovative X-ray camera being built with STFC's world-class engineering expertise will help a major new research ...
Jul 27, 2011 |
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How dinosaurs put proteins into long-term storage
(PhysOrg.com) -- How does one prove that the protein isolated from a 68-million-year-old dinosaur bone is not a contamination from the intervening millenia or from the lab?
Jul 26, 2011 |
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Daunting space task -- send astronauts to asteroid
With the space shuttle now history, NASA's next great mission is so audacious, the agency's best minds are wrestling with how to pull it off: Send astronauts to an asteroid in less than 15 years.
Space & Earth / Space Exploration
Jul 23, 2011 |
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GE announces 500 GB holographic disc writer that runs at Blue-Ray speed
(PhysOrg.com) -- GE's technology research group has announced the development of an optical disc writer capable of writing 500 GB of data onto a disc the same physical size as a DVD, at roughly the same speed ...
Technology / Hi Tech & Innovation
Jul 21, 2011 |
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New scientific research reveals diamonds aren't forever
(PhysOrg.com) -- In a paper published in the US journal Optical Materials Express this week, Macquarie University researchers show that even the earth's hardest naturally occurring material, the diamond, is not ...
Jul 18, 2011 |
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Seeing the effects of rock heterogeneity on CO2 movement
All three DOE's National Energy Technology Laboratory X-ray CT scanners were recently used to characterize flow patterns during CO2 flooding of a sandstone sample from China. This work was part of a U.S.- ...
Space & Earth / Earth Sciences
Jul 12, 2011 |
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