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Gradient porous electrode architectures for rechargeable metal-air batteries

United States Patent

March 22, 2016
View the Complete Patent at the US Patent & Trademark Office
Oak Ridge National Laboratory - Visit the Partnerships Directorate Website
A cathode for a metal air battery includes a cathode structure having pores. The cathode structure has a metal side and an air side. The porosity decreases from the air side to the metal side. A metal air battery and a method of making a cathode for a metal air battery are also disclosed.
Dudney; Nancy J. (Knoxville, TN), Klett; James W. (Knoxville, TN), Nanda; Jagjit (Knoxville, TN), Narula; Chaitanya Kumar (Knoxville, TN), Pannala; Sreekanth (Knoxville, TN)
13/ 861,159
April 11, 2013
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH This invention was made with government support under contract No. DE-AC05-00OR22725 awarded by the U.S. Department of Energy. The government has certain rights in this invention.