(PhysOrg.com) -- Sometimes when people talk about solar energy, they tacitly assume that we're stuck with some version of the silicon solar cell and its technical and cost limitations. Not so.
Materials Science
Nov 29, 2011
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(PhysOrg.com) -- As a child in Mali, Abdrahamane Traore often did his homework by the sooty, dim light of a kerosene lamp.
Energy & Green Tech
Jan 26, 2011
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(PhysOrg.com) -- Lighting accounts for about one-quarter of the electricity consumed by the commercial sector in the United States and energy-efficient lamps, ballasts, and lighting controls represent significant opportunities ...
Energy & Green Tech
Jun 7, 2010
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