News tagged with sources
Solar thermal process produces cement with no carbon dioxide emissions
(Phys.org) -- While the largest contributor to anthropogenic greenhouse gas emissions is the power industry, the second largest is the more often overlooked cement industry, which accounts for 5-6% of all ...
Apr 10, 2012 |
4.6 / 5 (25) |
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Light control technique could lead to tunable lighting and displays
(PhysOrg.com) -- Over the past several years, organic light-emitting diodes (OLEDs) have become a popular light source due to their advantages including bright displays, wide viewing angles, and the ability ...
Jan 11, 2012 |
4.6 / 5 (7) |
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Millions of molecules screened in search for the ideal organic solar cell material
(PhysOrg.com) -- Currently, the cost of electricity from commercial silicon solar cells is about 10 times higher than the cost of utility-scale electricity. In order to make solar cells cost-competitive with ...
Sep 12, 2011 |
4.8 / 5 (21) |
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Cyborg insects generate power for their own neural control
(PhysOrg.com) -- For many years, researchers have been working on designing and fabricating micro-air-vehicles (MAVs), flying robots the size of small insects. But after realizing how difficult it is to create ...
Aug 31, 2011 |
4.9 / 5 (14) |
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New small solid oxide fuel cell reaches record efficiency
Individual homes and entire neighborhoods could be powered with a new, small-scale solid oxide fuel cell system that achieves up to 57 percent efficiency, significantly higher than the 30 to 50 percent efficiencies ...
Technology / Energy & Green Tech
May 31, 2012 |
4.7 / 5 (27) |
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Electronic nose prototype may be worn for safety-sniffing
(Phys.org) -- A UK company has developed an electronic nose that the company says can make a real difference, as a fast-acting device for detecting harmful substances in the environment. Peratech claims its electronic nose ...
Chemistry / Analytical Chemistry
May 12, 2012 |
5 / 5 (2) |
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Probing hydrogen under extreme conditions
(Phys.org) -- How hydrogen--the most abundant element in the cosmos--responds to extremes of pressure and temperature is one of the major challenges in modern physical science. Moreover, knowledge gleaned ...
Apr 13, 2012 |
5 / 5 (4) |
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Thawing permafrost 50 million years ago led to extreme global warming events
In a new study reported in Nature, climate scientist Rob DeConto of the University of Massachusetts Amherst and colleagues elsewhere propose a simple new mechanism to explain the source of carbon that fed a ...
Space & Earth / Earth Sciences
Apr 04, 2012 |
4.3 / 5 (28) |
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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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New method to examine batteries -- MRI from the inside
There is an ever-increasing need for advanced batteries for portable electronics, such as phones, cameras, and music players, but also to power electric vehicles and to facilitate the distribution and storage of energy derived ...
Chemistry / Analytical Chemistry
Feb 12, 2012 |
4.5 / 5 (10) |
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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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First atomic X-ray laser created
Scientists working at the U.S. Department of Energy's (DOE) SLAC National Accelerator Laboratory have created the shortest, purest X-ray laser pulses ever achieved, fulfilling a 45-year-old prediction and ...
Jan 25, 2012 |
4.8 / 5 (29) |
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World's most powerful X-ray laser creates two-million-degree matter
Researchers working at the SLAC National Accelerator Laboratory have used the world's most powerful X-ray laser to create and probe a two-million-degree piece of matter in a controlled way for the first time. ...
Jan 25, 2012 |
5 / 5 (15) |
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Close encounters: When Daniel123 met Jane234 (w/ video)
(PhysOrg.com) -- Qbo robots created a stir recently when their developers succeeded in demonstrating that a Qbo can be trained to recognize itself in the mirror. Now the developers have taken their explorations ...
Jan 04, 2012 |
4.1 / 5 (8) |
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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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