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Liquid precursor inks for deposition of In--Se, Ga--Se and In--Ga--Se

United States Patent

August 11, 2015
View the Complete Patent at the US Patent & Trademark Office
National Renewable Energy Laboratory - Visit the NREL Technology Transfer Website
An ink includes a solution of selenium in ethylene diamine solvent and a solution of at least one metal salt selected from the group consisting of an indium salt or a gallium salt in at least one solvent including an organic amide. The organic amide can include dimethylformamide. The organic amide can include N-methylpyrrolidone.
Curtis; Calvin J. (Lakewood, CO), Hersh; Peter A. (Denver, CO), Miedaner; Alexander (Boulder, CO), Habas; Susan (Boulder, CO), van Hest; Maikel (Lakewood, CO), Ginley; David S. (Evergreen, CO)
Alliance for Sustainable Energy, LLC (Golden, CO)
13/ 602,454
September 4, 2012
STATEMENT AS TO RIGHTS TO INVENTIONS MADE UNDER FEDERALLY-SPONSORED RESEARCH OR DEVELOPMENT 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 for Sustainable Energy, LLC, the Manager and Operator of the National Renewable Energy Laboratory. This invention was made under a CRADA # CRD-03-121 between HelioVolt Corporation and the National Renewable Energy Laboratory operated for the United State Department of Energy.