News tagged with natural source
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 |
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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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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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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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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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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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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 |
4.8 / 5 (12) |
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A water splitter with a double role
(PhysOrg.com) -- There is a lot of hope invested in hydrogen, but it also presents some problems. It is energy-rich, clean and, as a constituent of water, of almost unlimited availability. However, so far ...
Mar 09, 2009 |
4.5 / 5 (12) |
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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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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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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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MIT releases major report: The Future of Natural Gas
Natural gas will play a leading role in reducing greenhouse-gas emissions over the next several decades, largely by replacing older, inefficient coal plants with highly efficient combined-cycle gas generation. ...
Jun 25, 2010 |
3.8 / 5 (9) |
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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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Shortest-pulse X-ray beams could illuminate atomic, molecular interactions
(PhysOrg.com) -- Ultra-short X-ray beams produced at the University of Michigan could one day serve as more sensitive medical diagnostic tools, and they could work like strobe lights to allow researchers to ...
Nov 15, 2010 |
4.6 / 5 (5) |
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Chemists synthesize fungal compound with anti-cancer activity
(PhysOrg.com) -- Ten years ago, William Fenical of the Scripps Institution of Oceanography isolated from an ocean-living fungus a compound that has since shown the ability to kill cancer cells in the lab. ...
Apr 26, 2009 |
5 / 5 (4) |
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