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United States Patent Application

View the Complete Application at the US Patent & Trademark Office
A composite anode for a lithium-ion battery is manufactured from silicon nanoparticles having diameters mostly under 10 nm; providing an oxide layer on the silicon nanoparticles; dispersing the silicon nanoparticles in a polar liquid; providing a graphene oxide suspension; mixing the polar liquid containing the dispersed silicone nanoparticles with the graphene oxide suspension to obtain a composite mixture; probe-sonicating the mixture for a predetermined time; filtering the composite mixture to obtain a solid composite; drying the composite; and reducing the composite to obtain graphene and silicon.
de Guzman, Rhet C. (Detroit, MI), Ng, K.Y. Simon (West Bloomfield, MI), Salley, Steven O. (Grosse Pointe Park, MI)
14/ 350,858
October 12, 2012
GOVERNMENT LICENSE RIGHTS [0002] This invention was made with Government support under Contract No. DE-EE0002106 awarded by the Department of Energy. The Government has certain rights in this invention.