News tagged with ground state
Physicists Discover New Particle: the Bottom-most 'Bottomonium'
Jul 10, 2008 |
4.6 / 5 (61) |
7
(PhysOrg.com) -- Thirty years ago, particle physics delighted in discovering the "bottomonium" family—the set of particles that contain both a bottom quark and an anti-bottom quark but are bound together with different energies. ...
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Building real security with virtual worlds
Technology / Computer Sciences
Nov 26, 2009 |
4 / 5 (5) |
1
(PhysOrg.com) -- Advances in computerized modeling and prediction of group behavior, together with improvements in video game graphics, are making possible virtual worlds in which defense analysts can explore ...
Fast, easy, and highly sensitive arsenic detection with gold nanoparticles
Nanotechnology / Nanomaterials
Nov 25, 2009 |
5 / 5 (1) |
0
(PhysOrg.com) -- Mention of arsenic poisoning usually brings to mind underhanded murder. However, the danger of arsenic poisoning from contaminated drinking water is far greater. Low concentrations of arsenic are found in ...
Lehigh receives grant to reduce cost of carbon capture at coal-fired power plants
Nov 20, 2009 |
3.3 / 5 (3) |
1
Lehigh University's Energy Research Center (ERC) has been awarded a grant from the U.S. Department of Energy (DOE) to develop methods of recovering and reusing the heat that would be generated by the carbon-dioxide (CO2) compressio ...
Dutch approve project to store CO2 underground
Nov 18, 2009 |
3.4 / 5 (5) |
3
The Dutch government said Wednesday it had approved the experimental below-ground storage of excess CO2 to curb damaging emissions, dismissing concerns of residents who live on top of the project.
Jellyfish swarm northward in warming world
Nov 15, 2009 |
4.3 / 5 (15) |
1
(AP) -- A blood-orange blob the size of a small refrigerator emerged from the dark waters, its venomous tentacles trapped in a fishing net. Within minutes, hundreds more were being hauled up, a pulsating ...
Elephant seals take naps while diving
Nov 13, 2009 |
4.8 / 5 (4) |
0
(PhysOrg.com) -- A new study may have solved the long-standing question of how elephants sleep during their long migrations at sea, when they can be away from land for up to eight months.
A biology whodunnit: are rodents helping protect trees from fire?
Nov 12, 2009 |
5 / 5 (1) |
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Tom Parker has made an unusual find. In California forests and shrubland that burned in 2008, he has spotted Manzanita seedlings sprouting in tight clusters, suggesting that the young shrubs emerged from underground ...
Noise Evidence Could Expand Hurricane Record
Space & Earth / Earth Sciences
Nov 10, 2009 |
5 / 5 (3) |
0
As sea-surface temperatures rise across the globe, some scientists believe that hurricane frequency and intensity may increase. A fresh technique offers promise to generate new data from long-dead storms, ...
Scientist develops lab machine to study glacial sliding related to rising sea levels
Space & Earth / Earth Sciences
Nov 10, 2009 |
5 / 5 (1) |
0
Neal Iverson opened his laboratory's walk-in freezer and said the one-of-a-kind machine inside could help scientists understand how glaciers slide across their beds. And that could help researchers predict ...
Ancient penguin DNA raises doubts about accuracy of genetic dating techniques
Nov 10, 2009 |
4.7 / 5 (23) |
15
Penguins that died 44,000 years ago in Antarctica have provided extraordinary frozen DNA samples that challenge the accuracy of traditional genetic aging measurements, and suggest those approaches have been ...
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