Negative active material for rechargeable lithium battery, method of preparing the same and rechargeable lithium battery including the same

Negative active material for rechargeable lithium battery, method of preparing the same and rechargeable lithium battery including the same

A negative active material for a rechargeable lithium battery includes a SiOx (0.5@x@1.5) compound including crystalline Si, and a SiCy, (0.5@y@1.5) compound including crystalline carbon. The negative active material may be used in a rechargeable lithium battery to achieve high capacity and good cyc...

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Bibliographische Detailangaben
Hauptverfasser: KIM TAE-SIK, KIM DEOK-HYUN, JOO KYU-NAM, KIM JAE-MYUNG
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Zusammenfassung:A negative active material for a rechargeable lithium battery includes a SiOx (0.5@x@1.5) compound including crystalline Si, and a SiCy, (0.5@y@1.5) compound including crystalline carbon. The negative active material may be used in a rechargeable lithium battery to achieve high capacity and good cycle-life characteristics.