News tagged with quantum hall effect
Researchers create 'synthetic magnetic fields' for neutral atoms
7 hours ago |
5 / 5 (11) |
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(PhysOrg.com) -- Achieving an important new capability in ultracold atomic gases, researchers at the Joint Quantum Institute, a collaboration of the National Institute of Standards and Technology and the University ...
New study confirms exotic electric properties of graphene
Nanotechnology / Nanomaterials
Nov 17, 2009 |
4.8 / 5 (23) |
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(PhysOrg.com) -- First, it was the soccer-ball-shaped molecules dubbed buckyballs. Then it was the cylindrically shaped nanotubes. Now, the hottest new material in physics and nanotechnology is graphene: ...
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Researchers Identify Key Molecules in Photosynthesis
13 hours ago |
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(PhysOrg.com) -- Chemistry professor Harry Frank led an international group of researchers that identified the molecules in algae which direct the organisms to convert sunlight into oxygen. The findings may ...
South Africa to treat all HIV-positive babies
Medicine & Health / HIV & AIDS
Dec 01, 2009 |
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(AP) -- South Africa announced ambitious new plans Tuesday for earlier and expanded treatment for HIV-positive babies and pregnant women, a change that could save hundreds of thousands of lives in the nation ...
First Pump-Probe Experiment at Linac Coherent Light Source Completed
Nov 30, 2009 |
4.7 / 5 (12) |
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(PhysOrg.com) -- The first experiment using the Linac Coherent Light Source to illuminate molecules via a "pump-probe" technique has been completed by an international team of more than 30 scientists from ...
In Greenland, warming fuels dream of hidden wealth
Nov 27, 2009 |
3.5 / 5 (4) |
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(AP) -- Gert Ignatiussen returns to this fjord-front Inuit town with the spoils of his hunting trip. Six seals, all killed with a single shot to the head.
Spin polarization achieved in room temperature silicon
Nov 27, 2009 |
4.9 / 5 (18) |
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(PhysOrg.com) -- A group in The Netherlands has achieved a first: injection of spin-polarized electrons in silicon at room temperature. This has previously been observed only at extremely low temperatures, ...
America's increasing food waste is laying waste to the environment
Nov 25, 2009 |
3 / 5 (4) |
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Food waste contributes to excess consumption of freshwater and fossil fuels which, along with methane and carbon dioxide emissions from decomposing food, impacts global climate change. In a new paper published in the open-access, ...
Organizational psychologists use Rock Band to study how people achieve flow while at work
Medicine & Health / Psychology & Psychiatry
Nov 24, 2009 |
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By playing the video game Rock Band for an hour, Kansas State University students were able to help a pair of psychology professors with their research to understand how people can achieve flow while at work or while performing ...
Using superconducting probes to get a picture of what it's like inside CNTs
Nov 20, 2009 |
4.4 / 5 (9) |
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(PhysOrg.com) -- "Carbon nanotubes are exciting for fundamental physics, and for potential technological applications," Nadya Mason tells PhysOrg.com. "However, we are generally limited in the way that we can study them. ...
Proton's party pals may alter its internal structure
Nov 18, 2009 |
4.6 / 5 (20) |
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A recent experiment at the DOE's Thomas Jefferson National Accelerator Facility has found that a proton's nearest neighbors in the nucleus of the atom may modify the proton's internal structure.
Oceans' uptake of manmade carbon may be slowing
Space & Earth / Earth Sciences
Nov 18, 2009 |
3.8 / 5 (23) |
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The oceans play a key role in regulating climate, absorbing more than a quarter of the carbon dioxide that humans put into the air. Now, the first year-by-year accounting of this mechanism during the industrial ...
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