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US 12,609,302 B2Granted
Negative electrode and rechargeable lithium battery including the same
AssigneeSamsung SDI Co., Ltd.
InventorsSunil Park, Changsu Shin, Young-Min Kim, Eunji Kang, Doori Oh, Jongmin Won, Yookyung Kim, Youngugk Kim
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Abstract
A negative active material and a rechargeable lithium battery including the negative active material, the negative active material includes a silicon-carbon composite including nano-silicon and amorphous carbon; an N-doped carbon layer on the silicon-carbon composite; and a coating layer on the N-doped carbon layer, the coating layer including carbon nanotubes.
Claims12
A negative active material, comprising:
- a silicon-carbon composite comprising nano-silicon and amorphous carbon;
- an N-doped carbon layer on the silicon-carbon composite;
- and
- a coating layer on the N-doped carbon layer, the coating layer comprising carbon nanotubes,
- wherein the N-doped carbon layer has a sponge structure.
2 more elements
Dependencies are inferred from the claim text.