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United States Patent Application

View the Complete Application at the US Patent & Trademark Office
Oak Ridge National Laboratory - Visit the Partnerships Directorate Website
A thin film structure for photovoltaic applications includes a biaxially textured metal substrate; a seed layer epitaxially disposed on the metal substrate; a barrier layer comprising SrTiO.sub.3 epitaxially disposed on the seed layer; a cap layer comprising .gamma.-Al.sub.2O.sub.3 epitaxially disposed on the SrTiO.sub.3 barrier layer; and a crystalline silicon layer epitaxially disposed on the cap layer, where the cap layer comprises a volume fraction of biaxial texture of at least about 80% and the crystalline silicon layer does not include a metal silicide phase.
Paranthaman, Mariappan Parans (Knoxville, TN), Wee, Sung-Hun (Knoxville, TN), List, III, Frederick A. (Andersonville, TN), Cantoni, Claudia (Knoxville, TN), Heatherly, JR., Lee (Jacksboro, TN), Kim, Kyunghoon (Knoxville, TN), Fanning, Thomas R. (Boulder, CO), Bornstein, Jon (Cupertino, CA)
13/ 016,460
January 28, 2011
FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT [0001] The present invention arose in the performance of Prime Contract No. DE-AC05-00OR22725 between UT-Battelle, LLC and the U.S. Department of Energy. The government has certain rights in the invention.