News tagged with energy levels
Weir in space and dimmed sun creates 200-million-mile-long lab bench for turbulence research
Dec 11, 2009 |
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Physicists working in space plasmas have made clever use of the Ulysses spacecraft and the solar minimum to create a massive virtual lab bench to provide a unique test for the science underlying turbulent ...
Highlight: Solar - Bridging the gap
Dec 10, 2009 |
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(PhysOrg.com) -- Titanium dioxide, the same inexpensive white pigment that protects us from sunburns, can be converted into a material that absorbs sunlight and could greatly increase the efficiency of solar energy cells.
Graphene Yields Secrets to Its Extraordinary Properties
May 14, 2009 |
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(PhysOrg.com) -- Applying innovative measurement techniques, researchers from the Georgia Institute of Technology and the National Institute of Standards and Technology have directly measured the unusual energy ...
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Pushing quantum mechanics to higher levels
Aug 11, 2009 |
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Scientists at UC Santa Barbara have devised a new type of superconducting circuit that behaves quantum mechanically -- but has up to five levels of energy instead of the usual two. The findings are published ...
'Safety valve' protects photosynthesis from too much light
Nov 25, 2009 |
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Photosynthetic organisms need to cope with a wide range of light intensities, which can change over timescales of seconds to minutes. Too much light can damage the photosynthetic machinery and cause cell death. Scientists ...
Chewing gum can reduce calorie intake, increase energy expenditure
Oct 27, 2009 |
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A nutrition professor at the University of Rhode Island studying the effects of chewing sugar-free gum on weight management has found that it can help to reduce calorie intake and increase energy expenditure.
Inner workings of molecular thermostat point to pathways to fight diabetes, obesity
Sep 11, 2009 |
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Best known as the oxygen-carrying component of hemoglobin, the protein that makes blood red, heme also plays a role in chemical detoxification and energy metabolism within the cell. Heme levels are tightly ...
'Perspectives on Energy Policy' report now available
Oct 22, 2009 |
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The United States should create a high-level independent council to analyze and communicate critical issues to energy policymakers and the public, a group of 27 leaders in academia, government, and the private sector recommends ...
Scarring key to link between obesity and diabetes
Aug 13, 2009 |
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The team, in collaboration with University Hospital Aintree, the University of Warwick and researchers in Sweden, found that people classified as obese and those with pre-diabetes have raised levels of a protein called SPARC, ...
China to become 'global leader in green tech'
Nov 14, 2009 |
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China can become the world's top exporter of "green technology" if it carries out crucial energy and ecological reforms, leading environmental campaigners said here Saturday.
Physics Model Determines Dynamics of Friends and Enemies
Dec 02, 2009 |
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(PhysOrg.com) -- Sometimes friends can become enemies and enemies become friends, and it’s difficult to understand exactly how or why the changes took place. A new study shows that when the shifting of alliances ...
Sony develops highly efficient wireless power transfer system based on magnetic resonance
Oct 02, 2009 |
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Sony Corp. today announced the development of a highly efficient wireless power transfer system that eliminates the use of power cables from electronic products such as television sets. Using this system, ...
JQI researchers create entangled photons from quantum dots
Nov 18, 2009 |
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To exploit the quantum world to the fullest, a key commodity is entanglement—the spooky, distance-defying link that can form between objects such as atoms even when they are completely shielded from one another. Now, physicists ...
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