News tagged with heavy water
Reactor leak halts Canada isotope work for 3 months
May 28, 2009 |
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A Canadian nuclear reactor that produced about a third of the world's supply of medical isotopes has halted operation for three months due to a heavy water leak, authorities said.
Heavy Pyridine Crystallizes Differently
Jan 07, 2009 |
3 / 5 (1) |
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(PhysOrg.com) -- The nuclei of ordinary hydrogen atoms contain only a single proton. If a neutron is added, the hydrogen becomes deuterium. In principle, molecules that contain deuterium in place of hydrogen ...
Scientists identify quantum differences between light and heavy water
Aug 26, 2008 |
4.4 / 5 (55) |
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Scientists know that light water (H2O) and heavy water (D2O) have similar but not identical structures. Using quantum mechanics, researchers have recently identified several differences between the two water ...
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Ida now a coastal low assaulting the Mid-Atlantic
Space & Earth / Earth Sciences
6 hours ago |
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Ida is one stubborn girl. Her remnants have moved out to sea and reformed as a powerful coastal low pressure system that's been raining on the mid-Atlantic since Tuesday night, November 10. The Geostationary ...
Amphibians as environmental omen disputed
Nov 11, 2009 |
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Amphibians, for years considered a leading indicator of environmental degradation, are not uniquely susceptible to pollution, according to a meta-analysis to be published in Ecology Letters.
Hydrogen milestone moves energy independence one step forward
Nov 10, 2009 |
3.9 / 5 (12) |
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(PhysOrg.com) -- Big things often come in small packages. That's certainly the case with the potential created by recent successes in hydrogen research at Idaho National Laboratory.
New study measures hookah use among Florida teens
Nov 10, 2009 |
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(PhysOrg.com) -- Hookah pipe smoking has gained a foothold with Florida teens, according to a new University of Florida study, which shows 11 percent of high school students and 4 percent of middle school students have tried ...
15,000 reasons to worry about invasive species
Nov 09, 2009 |
5 / 5 (4) |
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A day at the beach in Wisconsin's North Woods didn't used to go like this. Candy Dailey spent a Fourth of July holiday splashing with grandkids on the sandy shore of Lake Metonga when she felt a nasty sting on her foot.
Computer predicts reactions between molecules and surfaces, with 'chemical precision'
Chemistry / Analytical Chemistry
Nov 06, 2009 |
5 / 5 (1) |
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Good news for heterogeneous catalysis and the hydrogen economy: computers can now be used to make accurate predictions of the reactions of (hydrogen) molecules with surfaces. An international team of researchers, headed by ...
Unsettled Youth: Spitzer Observes a Chaotic Planetary System
Nov 04, 2009 |
4.1 / 5 (7) |
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(PhysOrg.com) -- Before our planets found their way to the stable orbits they circle in today, they wiggled and jostled about like unsettled children. Now, NASA's Spitzer Space Telescope has found a young ...
'Blue energy' seems feasible and offers considerable benefits
Oct 30, 2009 |
4.5 / 5 (8) |
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Generating energy on a large scale by mixing salt and fresh water is both technically possible and practical. The worldwide potential for this clean form of energy - 'blue energy' or 'blue electricity' - is enormous. However, ...
New methods are changing old materials
Oct 28, 2009 |
4.4 / 5 (10) |
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(PhysOrg.com) -- A company that makes steel for bearings used in heavy trucks had a big problem. The trucks travel through harsh, perilous environments such as Siberia, and an unexpected bearing failure on ...
Snail fossils suggest semiarid eastern Canary Islands were wetter 50,000 years ago
Space & Earth / Earth Sciences
Oct 27, 2009 |
2.5 / 5 (2) |
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Fossil land snail shells found in ancient soils on the subtropical eastern Canary Islands show that the Spanish archipelago off the northwest coast of Africa has become progressively drier over the past 50,000 years.
List of search results for heavy water
