PITTSBURGH--(BUSINESS WIRE)--Alcoa (NYSE:AA) announced today that it is jointly testing an advanced solar technology with the U.S. Department of Energy’s National Renewable Energy Lab (NREL), with the goal of making Concentrating Solar Power (CSP) technology competitive in the United States by lowering its cost to generate energy. NREL and Alcoa recently installed a new Alcoa-designed Concentrating Solar Power parabolic trough at NREL’s test facility in Golden, Colo., USA. The series
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