News tagged with ring
Tapering a Free-Electron Laser to Extract More Juice
(PhysOrg.com) -- Researchers from the NSLS and Science Applications International Corporation (SAIC) have demonstrated a technique that could be used to significantly improve the quantity and quality of light ...
Nov 20, 2009 |
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Novel connector uses magnets for leak-free microfluidic devices
Like other users of microfluidic systems, National Institute of Standards and Technology researcher Javier Atencia was faced with an annoying engineering problem: how to simply, reliably and most of all, tightly, ...
Nov 18, 2009 |
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Contracts Awarded for Production of NSLS-II Storage Ring Magnets
(PhysOrg.com) -- All seven contracts for the production of the NSLS-II storage ring magnets have now been awarded -- a significant milestone for the project. The magnets -- 750 in total -- will be made by vendors in the United ...
Nov 09, 2009 |
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The Ring Nebula
The diversity of colours, shapes, and sizes of planetary nebulae make them fascinating objects. In this photo release Calar Alto presents a rather unique view combining both optical and near-infrared data ...
Nov 02, 2009 |
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A long night falls over Saturn's rings
As Saturn's rings orbit the planet, a section is typically in the planet's shadow, experiencing a brief night lasting from 6 to 14 hours. However, once approximately every 15 years, night falls over the entire ...
Space & Earth / Space Exploration
Oct 24, 2009 |
4.8 / 5 (6) |
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Einstein to develop anti-HIV drug delivery system
The National Institutes of Health has awarded Albert Einstein College of Medicine of Yeshiva University a four-year, $7.2 million grant to develop a microbicide-releasing vaginal ring to prevent HIV transmission.
Medicine & Health / HIV & AIDS
Oct 02, 2009 |
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Cassini Reveals New Ring Quirks, Shadows During Saturn Equinox
(PhysOrg.com) -- NASA scientists are marveling over the extent of ruffles and dust clouds revealed in the rings of Saturn during the planet's equinox last month. Scientists once thought the rings were almost ...
Space & Earth / Space Exploration
Sep 21, 2009 |
4.6 / 5 (9) |
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Ring closure as warning: New reagent for the detection of organophosphate neurotoxins with an extremely fast response
(PhysOrg.com) -- Soman, Tabun, and Sarin (which has already been used in terrorist attacks) are chemical weapons that attack the nervous system. When inhaled, these extremely toxic organophosphates can lead to death within ...
Chemistry / Analytical Chemistry
Sep 16, 2009 |
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Dramatic biological responses to global warming in the Arctic
"The Arctic as we know it may soon be a thing of the past," says Eric Post, associate professor of biology at Penn State University. Post leads a large, international team that carried out ecosystem-wide ...
Sep 10, 2009 |
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Douglas-fir, geoducks make strange bedfellows in studying climate change
Scientists are comparing annual growth rings of the Pacific Northwest's largest bivalve and its most iconic tree for clues to how living organisms may have responded to changes in climate.
Space & Earth / Earth Sciences
Jul 30, 2009 |
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Australia's climate: Drought and flooding in annual rings of tropical trees
Annual rings are acclaimed in representing natural climate archives. For the temperate latitudes it is known that the growth of these annual rings depend mainly on temperature and precipitation. In the tropics, however, ...
Space & Earth / Earth Sciences
Jun 11, 2009 |
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Researchers identify the gene responsible for a rare form of congenital anemia
The latest electronic edition of the journal Nature Genetics reports the discovery of a new gene responsible for congenital sideroblastic anemia, a rare disease, mainly characterized by the presence of ringed sideroblasts in the ...
May 08, 2009 |
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New gene may provide breast cancer diagnostic marker
In a research article published in this week's PLoS Medicine, Ann Killary (from the University of Texas M. D. Anderson Cancer Center) and colleagues describe a new gene called DEAR1 that is genetically altered by mutation and de ...
May 05, 2009 |
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Chemists synthesize herbal alkaloid
The club moss Lycopodium serratum is a creeping, flowerless plant used in homeopathic medicine to treat a wide variety of ailments. It contains a potent brew of alkaloids that have attracted considerable scient ...
Apr 15, 2009 |
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Four of Saturn's moons parade by their parent
On 24 February 2009, the NASA/ESA Hubble Space Telescope captured a photo sequence of four moons of Saturn passing in front of their parent planet. The moons, from far left to right, are the white icy moons ...
Space & Earth / Space Exploration
Mar 17, 2009 |
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