Every hour, the sun floods Earth with more energy than the entire world consumes in a year. Yet solar power accounts for less than 0.002 percent of all electricity generated in the United States, primarily because photovoltaic ...
Nanomaterials
Oct 19, 2009
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(PhysOrg.com) -- A new alternative energy technology relies on the element most associated with climate change: carbon.
Nanomaterials
Oct 19, 2009
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(PhysOrg.com) -- A new system from an Italian company uses weather satellite data to estimate the potential of solar cell power plants and monitor their performance. The approach helps to give a faster return on investments ...
Energy & Green Tech
Oct 16, 2009
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(PhysOrg.com) -- A new class of economically viable solar power cells--cheap, flexible and easy to make--has come a step closer to reality as a result of recent work at the National Institute of Standards and Technology, ...
General Physics
Jul 28, 2009
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Research at the UA could one day lead to photovoltaic materials thin enough, flexible enough and inexpensive enough to go not only on rooftops but in windows, outdoor awnings and even clothing.
Engineering
Jul 23, 2009
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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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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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(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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GOES-U, the fourth and final satellite in NOAA's GOES-R Series, recently completed a successful test deployment of its solar array to ensure it will function properly in space.
Space Exploration
May 4, 2023
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A novel technology that can improve the efficiency of quantum dot solar cells to 11.53% has been unveiled. Published in the February 2020 issue of Advanced Energy Materials, it has been evaluated as a study that solved the ...
Nanomaterials
Nov 20, 2020
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