Johnny heath corpus christi Affordable Hydrogen Fuel Cells News Minuscule pillars double the efficiency of solar cells

Solar cells are generally flat. However, by adding minuscule silicon pillars to the surface, it is possible to more than double the amount of energy produced for each surface. Researchers now show what the optimum height and doping depth of the pillars is. 

from Fuel Cells News -- ScienceDaily http://ift.tt/1MbrQ0o
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