This week, the U.S. Department of Energy launched a $40 million effort to improve materials for clean energy solutions that will “give American entrepreneurs and manufacturers a leg up in the global race for clean energy,” says a DOE news release.
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In a recent post at ScientificAmerican.com, David Bielo details many of the inefficiencies of photovoltaic cells. Although layered cells composed of various elements can convert more than 40 percent of…
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