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Thin film solar cells by selenization sulfurization using diethyl selenium as a selenium precursor

United States Patent

December 15, 2009
View the Complete Patent at the US Patent & Trademark Office
National Renewable Energy Laboratory - Visit the NREL Technology Transfer Website
A method of forming a CIGSS absorber layer includes the steps of providing a metal precursor, and selenizing the metal precursor using diethyl selenium to form a selenized metal precursor layer (CIGSS absorber layer). A high efficiency solar cell includes a CIGSS absorber layer formed by a process including selenizing a metal precursor using diethyl selenium to form the CIGSS absorber layer.
Dhere; Neelkanth G. (Merritt Island, FL), Kadam; Ankur A. (Santa Clara, CA)
University of Central Florida Research Foundation, Inc. (Orlando, FL)
11/ 745,621
May 8, 2007
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT The United States Government has rights in this invention pursuant to National Renewable Energy Laboratory Contract # XXL-5-44205-08.