News tagged with natural source
Transparent iron? For the first time, an experiment shows that atomic nuclei can become transparent
At the high-brilliance synchrotron light source PETRA III, a team of DESY scientists headed by Dr. Ralf Röhlsberger has succeeded in making atomic nuclei transparent with the help of X-ray light. At the ...
Feb 08, 2012 |
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Fiber laser points to woven 3-D displays
Most light emitters, from candles to light bulbs to computer screens, look the same from any angle. But in a paper published this week on the Nature Photonics website, MIT researchers report the development of a n ...
Mar 12, 2012 |
4.7 / 5 (9) |
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US energy use chart shows we waste more than half of our energy
(PhysOrg.com) -- This flow chart of the estimated US energy use in 2009, assembled by the Lawrence Livermore National Laboratory (LLNL), paints a pretty sobering picture of our energy situation. To begin with, ...
Technology / Energy & Green Tech
Apr 09, 2011 |
3.5 / 5 (27) |
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Researchers unravel the mystery of quantum dot blinking
(PhysOrg.com) -- Research by Los Alamos scientists published today in the journal Nature documents significant progress in understanding the phenomenon of quantum-dot blinking. Their findings should enhanc ...
Nov 09, 2011 |
5 / 5 (12) |
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Neutron analysis explains dynamics behind best thermoelectric materials
Neutron analysis of the atomic dynamics behind thermal conductivity is helping scientists at the Department of Energy's Oak Ridge National Laboratory gain a deeper understanding of how thermoelectric materials ...
Jun 06, 2011 |
5 / 5 (3) |
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Discovery paves way for development of efficient, inexpensive plastic solar cells
Physicists at Rutgers University have discovered new properties in a material that could result in efficient and inexpensive plastic solar cells for pollution-free electricity production.
Nanotechnology / Nanomaterials
Oct 10, 2010 |
4.7 / 5 (20) |
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New neutron studies support magnetism's role in superconductors
(PhysOrg.com) -- Neutron scattering experiments performed at the Department of Energy's Oak Ridge National Laboratory give strong evidence that, if superconductivity is related to a material's magnetic properties, ...
Feb 02, 2010 |
4.3 / 5 (12) |
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New nanocrystals show potential for cheap lasers, new lighting
For more than a decade, scientists have been frustrated in their attempts to create continuously emitting light sources from individual molecules because of an optical quirk called "blinking," but now scientists ...
May 10, 2009 |
4.8 / 5 (29) |
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Sunlight shines on clean energy future: Simple inorganic semiconductor - silver orthophosphate - used to oxidize water
(PhysOrg.com) -- The production of clean energy and the treatment of waste water are set to become easier thanks to Australian National University researchers.
Jun 08, 2010 |
4.4 / 5 (16) |
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Study presents new insight into plant immunity
Researchers have identified an important cog in the molecular machinery of plant immunity - a discovery that could help crop breeders produce disease-resistant varieties to help ensure future food security. There may also ...
Oct 02, 2011 |
5 / 5 (1) |
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A blue gem for greener fuel
(PhysOrg.com) -- Sapphire, a brilliant blue gemstone most familiar in jewelry, may soon play an important part in making coal a cleaner fuel source.
Mar 19, 2010 |
4.2 / 5 (9) |
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Is seaweed the future of biofuel?
As scientists continue the hunt for energy sources that are safer, cleaner alternatives to fossil fuel, an ever-increasing amount of valuable farmland is being used to produce bioethanol, a source of transportation fuel. ...
Technology / Energy & Green Tech
Mar 05, 2012 |
4 / 5 (2) |
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A 'natural' solution for transportation
As the United States transitions away from a primarily petroleum-based transportation industry, a number of different alternative fuel sources—ethanol, biodiesel, electricity and hydrogen—have each ...
Technology / Energy & Green Tech
Feb 03, 2012 |
3.6 / 5 (7) |
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Alternative-energy innovations on display
Climate change is in dispute. Oil and gas are staging a comeback. Republicans are questioning federal funding for energy research as a waste of money in a time of deficits.
Technology / Energy & Green Tech
Mar 06, 2012 |
3.7 / 5 (3) |
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A greener way to get electricity from natural gas
(PhysOrg.com) -- A new type of natural-gas electric power plant proposed by MIT researchers could provide electricity with zero carbon dioxide emissions to the atmosphere, at costs comparable to or less than ...
Technology / Energy & Green Tech
Dec 03, 2009 |
3.7 / 5 (16) |
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