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Methods of making copper selenium precursor compositions with a targeted copper selenide content and precursor compositions and thin films resulting therefrom

United States Patent

September 20, 2011
View the Complete Patent at the US Patent & Trademark Office
National Renewable Energy Laboratory - Visit the NREL Technology Transfer Website
Precursor compositions containing copper and selenium suitable for deposition on a substrate to form thin films suitable for semi-conductor applications. Methods of forming the precursor compositions using primary amine solvents and methods of forming the thin films wherein the selection of temperature and duration of heating controls the formation of a targeted species of copper selenide.
Curtis; Calvin J. (Lakewood, CO), Miedaner; Alexander (Boulder, CO), van Hest; Marinus Franciscus Antonius Maria (Lakewood, CO), Ginley; David S. (Evergreen, CO), Leisch; Jennifer (Denver, CO), Taylor; Matthew (West Simsbury, CT), Stanbery; Billy J. (Austin, TX)
Alliance for Sustainable Energy, LLC (Golden, CO), Heliovolt Corporation (Austin, TX)
12/ 658,204
February 4, 2010
CONTRACTUAL ORIGIN The United States Government has rights in this invention under Contract No. DE-AC36-08GO28308 between the United States Department of Energy and the Alliance Sustainable for Energy, LLC, the Manager and Operator of the National Renewable Energy Laboratory.