Page added on September 29, 2009
Energy Focus Inc of Solon, OH, USA, which provides LED lighting and fiber-optic products, has entered into a $3.1m, two-year contract with the DuPont-University of Delaware VHESC (Very High Efficiency Solar Cell) consortium as part of solar research funded by the US Defense Advanced Research Projects Agency (DARPA) to enable low-cost photovoltaics.
DARPA recently began the second two-year phase of a four-year program with the VHESC consortium to raise the system power efficiency of a new class of solar modules to 40% and to deliver manufacturable engineering prototype modules.
The modules under development by the VHESC team use an optical
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