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VANADYL PHOSPHATES AS HIGH ENERGY DENSITY CATHODE MATERIALS FOR RECHARGEABLE SODIUM BATTERY

United States Patent Application

20160365577
A1
View the Complete Application at the US Patent & Trademark Office
A positive electrode comprising .epsilon.-VOPO.sub.4 and/or Na.sub.x(.epsilon.-VOPO.sub.4) wherein x is a value from 0.1 to 1.0 as an active ingredient, wherein the electrode is capable of insertion and release of sodium ions and a reversible sodium battery containing the positive electrode are provided.
ZHANG, Ruigang (Ann Arbor, MI), MIZUNO, Fuminori (Ann Arbor, MI), LING, Chen (Ann Arbor, MI), WHITTINGHAM, M. Stanley (Vestal, NY), ZHANG, Ruibo (Vestal, NY), CHEN, Zehua (Jiaozuo, CN)
Toyota Motor Engineering & Manufacturing North America, Inc. (Erlanger KY), The Research Foundation for The State University of New York (Albany NY)
14/ 735,894
June 10, 2015
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT [0001] This invention was made with government support under DE-SC0001294 awarded by the Department of Energy. The government has certain rights in the invention.