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Ferroelectric Perovskite Oxide-Based Photovoltaic Materials

United States Patent Application

20170330983
A1
View the Complete Application at the US Patent & Trademark Office
A ferroelectric perovskite composition, comprising a perovskite oxide ABO.sub.3, and a doping agent selected from perovskites of Ba(Ni,Nb)O.sub.3 and Ba(Ni,Nb)O.sub.3-.delta.. The ferroelectric perovskite composition may be represented by the formula: xBa(Ni,Nb)O.sub.3.(1-x)ABO.sub.3 or xBa(Ni,Nb)O.sub.3-.delta..(1-x)ABO.sub.3. A method of producing the ferroelectric perovskite composition in thin film form is also provided.
Davies, Peter K. (Newtown, PA), Rappe, Andrew M. (Penn Valley, PA), Grinberg, Ilya (Fairlawn, NJ), Spanier, Jonathan E. (Bala Cynwyd, PA), Wu, Liyan (Philadelphia, PA), Wang, Fenggong (Rockville, MD), Akbasheu, Andrei R. (Mountain View, CA)
15/ 370,602
December 6, 2016
STATEMENT OF GOVERNMENT INTEREST [0002] This invention was made with government support under Contract No. W911NF-08-1-0067 awarded by the Army Research Office, Contract No. DE-FG02-07ER46431 awarded by the Department of Energy, and Contract No. N00014-12-1-1033 awarded by the Office of Naval Research. The government has certain rights in the invention.