(PhysOrg.com) -- An invention by a South Dakota State University engineer could improve alternative energy technologies by making it easier for scientists to test new devices.
Energy & Green Tech
May 24, 2011
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Scientists at Empa, the Swiss Federal Laboratories for Materials Science and Technology, have further boosted the energy conversion efficiency of flexible solar cells made of copper indium gallium (di)selenide (also known ...
Energy & Green Tech
May 19, 2011
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(PhysOrg.com) -- For the past few years, researchers have been using quantum dots to increase the light absorption and overall efficiency of solar cells. Now, researchers have taken a step further, demonstrating that quantum ...
(PhysOrg.com) -- "I have a slide that has a photo of a cornfield and a big photovoltaic array," says Robert Blankenship, a scientist who studies photosynthesis at Washington University in St. Louis. "When I give talks I often ...
Biotechnology
May 12, 2011
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(PhysOrg.com) -- By replacing catalysts made of expensive noble metals like platinum with cheaper, earth-abundant materials, researchers have taken a step toward enabling the large-scale production of hydrogen from sunlight ...
If a new development from labs at MIT pans out as expected, someday the entire surface area of a building’s windows could be used to generate electricity — without interfering with the ability to see through them.
General Physics
Apr 15, 2011
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(PhysOrg.com) -- Do you know the Sears Tower? No, no you don't because for some time now it has been going by the much less famous name of the Willis Tower. While that bit of information may not be news to you, especially ...
Photovoltaic modules equipped with a moveable mounting and a new control system from Siemens are able to precisely follow the course of the sun. Thanks to a new algorithm based on astronomical data, the solar panels track ...
Energy & Green Tech
Jan 31, 2011
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Iron pyrite - also known as fool's gold - may be worthless to treasure hunters, but it could become a bonanza to the solar industry. The mineral, among the most abundant in the earth's crust, is usually discarded by coal ...
Energy & Green Tech
Jan 21, 2011
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(PhysOrg.com) -- The eyes of moths, which allow them to see well at night, are also covered with a water-repellent, antireflective coating that makes their eyes among the least reflective surfaces in nature and helps them ...
Optics & Photonics
Jan 20, 2011
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