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US 2021/0057729 A1Published application
Composite, electrochemical active material composite using the composite, electrode including the composite or electrochemical active material composite, lithium battery including the electrode, field emission device including the composite, biosensor including the composite, semiconductor device including the composite, and thermoelectric device including the composite
AssigneeSamsung Electronics Co., Ltd.
InventorsInhyuk SON, Jonghwan PARK, Jaejun CHANG, Junhwan KU, Xiangshu LI, Jaeman CHOI
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Abstract
A composite including: at least one selected from a silicon oxide of the formula SiO2 and a silicon oxide of the formula SiOx wherein 0<x<2; and graphene, wherein the silicon oxide is disposed in a graphene matrix.
Claims10
A method of preparing a composite, the method comprising:
- contacting a reaction gas and silicon dioxide, wherein the reaction gas comprises a carbon source gas;
- and
- thermally treating the reaction gas-contacted silicon dioxide to prepare the composite.
Dependencies are inferred from the claim text.