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Tuesday, 12/20/2011 6:38:43 PM

Tuesday, December 20, 2011 6:38:43 PM

Post# of 7602
http://www.nrel.gov/docs/fy11osti/48772.pdf

Fabrication costs of techniques developed by others to create black
silicon nanoporosity have been high, and the efficiencies of cells without additional antireflection coatings have not exceeded
13.9%. NREL has validated cells using its black silicon alone at 16.8% conversion efficiency