NEGATIVE ELECTRODE ACTIVE MATERIAL, ELECTROCHEMICAL DEVICE, AND ELECTRONIC DEVICE

NEGATIVE ELECTRODE ACTIVE MATERIAL, ELECTROCHEMICAL DEVICE, AND ELECTRONIC DEVICE

A negative electrode active material, an electrochemical device, and an electronic device. The negative electrode active material comprises a silicon-carbon composite, wherein the silicon-carbon composite comprises silicon oxide and graphite; the general formula of the silicon oxide is SiOX, where 0...

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Bibliographische Detailangaben
1. Verfasser: CHEN, Congrong
Format: Patent
Sprache:chi ; eng ; fre
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:A negative electrode active material, an electrochemical device, and an electronic device. The negative electrode active material comprises a silicon-carbon composite, wherein the silicon-carbon composite comprises silicon oxide and graphite; the general formula of the silicon oxide is SiOX, where 0.5≤x≤1.6; and the silicon-carbon composite satisfies the following relational expression: 2≤b/a