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CleanTechnica
Feb 26, 2015, 5:27 am211 ptsA cadmium-free small-area CIGS solar cell created by the Centre for Solar Energy and Hydrogen Research Baden-Württemberg (ZSW) and its partner, Manz, possesses a conversion efficiency of 21%, as verified by Fraunhofer ISE, according to a recent press release. The 21% conversion efficiency marks a new record…
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