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Amorphous silicon photovoltaic devices

United States Patent

August 31, 2004
View the Complete Patent at the US Patent & Trademark Office
National Renewable Energy Laboratory - Visit the NREL Technology Transfer Website
This invention is a photovoltaic device comprising an intrinsic or i-layer of amorphous silicon and where the photovoltaic device is more efficient at converting light energy to electric energy at high operating temperatures than at low operating temperatures. The photovoltaic devices of this invention are suitable for use in high temperature operating environments.
Carlson; David E. (Williamsburg, VA), Lin; Guang H. (Ellicott City, MD), Ganguly; Gautam (Williamsburg, VA)
BP Corporation North America Inc. (Warrenville, IL)
09/ 957,353
September 20, 2001
This invention was made with Government support under NREL Subcontract No. ZAK-8-17619-02; Prime Contract No. DE-AC36-83CHI10093 awarded by the Department of Energy. The Government has certain rights in this invention.