News tagged with raman radiation
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Search results for raman radiation
How water forms where Earth-like planets are born
Dec 17, 2009 |
4.9 / 5 (10) |
1
(PhysOrg.com) -- In a study that helps to explain the origins of water on Earth, University of Michigan astronomers have found that water vapor can form spontaneously in habitable zones of solar systems, and that it develops ...
Physicists see through the opaque with 'T-rays'
Dec 18, 2009 |
4.2 / 5 (10) |
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"T-rays" may make X-rays obsolete as a means of detecting bombs on terrorists or illegal drugs on traffickers, among other uses, contends a Texas A&M physicist who is helping lay the theoretical groundwork to make the concept ...
Studies quantify radiation doses, cancer risks from CT scans
Dec 15, 2009 |
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Doses of radiation from commonly performed computed tomography (CT) scans vary widely, appear higher than generally believed and may contribute to an estimated tens of thousands of future cancer cases, according to two reports ...
Herschel Space Telescope uncovers the sources of the Cosmic Infrared Background
Dec 16, 2009 |
5 / 5 (12) |
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(PhysOrg.com) -- Using first observations with the PACS Instrument on board ESA’s Herschel Space Telescope, scientists from the Max Planck Institute for Extraterrestrial Physics and other institutions have ...
Rare earth metal enhances phosphate glass
Dec 15, 2009 |
4.5 / 5 (2) |
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(PhysOrg.com) -- Adding cerium oxide to phosphate glass rather than the commonly used silicate glass may make glasses that block ultraviolet light and have increased radiation damage resistance while remaining colorless, ...
CT: The first-line imaging choice of physicians for the diagnosis of pulmonary embolism
35 minutes ago |
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Computed tomography (CT), a highly accurate, readily available medical imaging technique, is the overwhelmingly preferred technique of emergency physicians and radiologists for the diagnosis of pulmonary embolism (PE), according ...
FDA researchers identify new MRI safety risk for patients with pacemakers
Dec 15, 2009 |
3.5 / 5 (2) |
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FDA researchers have found that certain cardiac pacemakers may inadequately stimulate a patient's heart while undergoing a magnetic resonance imaging (MRI) scan due to the magnetic pulses mixing with the electronic pulses ...
NASA unveils latest results from lunar mission
Space & Earth / Space Exploration
Dec 15, 2009 |
4.6 / 5 (5) |
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NASA's current mission in orbit around the moon, the Lunar Reconnaissance Orbiter, or LRO, has been providing crucial insights about our nearest celestial neighbor since its launch in June. At a scientific ...
Maine to consider cell phone cancer warning
Dec 21, 2009 |
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(AP) -- A Maine legislator wants to make the state the first to require cell phones to carry warnings that they can cause brain cancer, although there is no consensus among scientists that they do and industry leaders dispute ...
A unique geography -- and soot and dust -- conspire against Himalayan glaciers
Space & Earth / Earth Sciences
Dec 15, 2009 |
4 / 5 (2) |
1
"So many disparate elements, both natural and man-made, converge in the Himalayas," said William Lau, a climatologist from NASA's Goddard Space Flight Center in Greenbelt, Md. "There's no other place in the ...
List of search results for raman radiation
