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ENCAPSULATED SULFUR CATHODES FOR RECHARGEABLE LITHIUM BATTERIES

United States Patent Application

20130065128
A1
View the Complete Application at the US Patent & Trademark Office
SLAC National Accelerator Laboratory - Visit the Technology Transfer Website
A battery includes an anode, a cathode, and an electrolyte disposed between the anode and the cathode. The cathode includes a hollow structure defining an internal volume and a sulfur-based material disposed within the internal volume. A characteristic dimension of the internal volume is at least 20 nm, and the sulfur-based material occupies less than 100% of the internal volume to define a void.
Li, Weiyang (Sunnyvale, CA), Cui, Yi (Stanford, CA), Seh, Zhi Wei (Stanford, CA), Zheng, Guangyuan (Stanford, CA), Yang, Yuan (Cambridge, MA)
The Board of Trustees of the Leland Stanford Junior University
13/ 612,493
September 12, 2012
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT [0002] This invention was made with Government support under contract DE-AC02-76SF00515 awarded by the Department of Energy. The Government has certain rights in this invention.