Harnessing the sun
The American Solar Energy Society's 2009 National Solar Tour took place Oct. 3 in 3,000 communities.
Energy & Green Tech
Oct 5, 2009
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Page 15 - News tagged with photovoltaic solar energy
Solar Home Built by Students
(PhysOrg.com) -- Students from the Boston Architectural College (BAC) and Tufts University have submitted a completely solar-powered home, the Curio House, as New England's entry into the Solar Decathlon competition. The ...
IMEC unveils promising mechanically-stacked GaAs/Ge multijunction solar cell
At the European Photovoltaic Solar Energy Conference (Hamburg, Germany), IMEC presents a mechanically-stacked GaAs/Ge multijunction solar cell. This is the first promising demonstrator of IMEC’s novel technology to produce ...
Electronics & Semiconductors
Sep 22, 2009
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IMEC presents large area solar cells with 18.4% conversion efficiency, featuring Cu-plated contacts
At the European Photovoltaic Solar Energy Conference (Hamburg, Germany), IMEC presents a large-area solar with a conversion efficiency of 18.4%.
Electronics & Semiconductors
Sep 22, 2009
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Solar cell shipments in Japan hit record high in April-June
Demand for solar cells has been growing rapidly in Japan with a record generating capacity of 83,260 kilowatts shipped to the domestic market between April and June, up 82.5 percent from the same quarter last year, a private-sector ...
Energy & Green Tech
Sep 8, 2009
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Drinking water from air humidity
Cracks permeate the dried-out desert ground, the landscape bears testimony to the lack of water. But even here, where there are no lakes, rivers or groundwater, considerable quantities of water are stored in the air. In the ...
Engineering
Jun 5, 2009
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Desert clash in West over solar potential, water
(AP) -- A westward dash to power electricity-hungry cities by cashing in on the desert's most abundant resource - sunshine - is clashing with efforts to protect the tiny pupfish and desert tortoise and stinginess over the ...
Energy & Green Tech
Apr 19, 2009
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Getting into hot water: Solar water heating pays for itself five times over
An analysis of the engineering and economics for a solar water-heating system shows it to have a payback period of just two years, according to researchers in India. They report, in the International Journal of Global Energy ...
Energy & Green Tech
Mar 9, 2009
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Cheaper materials could be key to low-cost solar cells
(PhysOrg.com) -- Unconventional solar cell materials that are as abundant but much less costly than silicon and other semiconductors in use today could substantially reduce the cost of solar photovoltaics, according to a ...
Nanomaterials
Feb 18, 2009
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Solar industry faces head winds but remains hopeful
Solar-industry executives paint a bright future for their industry, one where photovoltaic panels adorn roofs of homes and businesses and huge power plants capture the sun's rays to generate electricity. But the industry ...
Energy & Green Tech
Jan 22, 2009
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