Samsung Sdi Co., Inc.

Soonbong Choi

Joongho Moon

Kihyun Kim

Jinhwa Kim

Jaeho Lee

Seonyoung Kwon

Kwanghwan Cho

Yumi Song

Mingzi Hong

Soohyeon Kim

Hee Seon Choi

Yurim Cha

Ilyoung Choi

Eunji Kang

A negative active material for a rechargeable lithium battery and a rechargeable lithium battery including the same, the negative active material including a rod-shaped crystalline carbon; and a silicon-carbon composite.

Negative active material for rechargeable lithium battery and rechargeable lithium battery including same

A negative active material for a rechargeable lithium battery includes: a core including crystalline carbon; and a metal alkoxide on a surface of the core. A rechargeable lithium battery includes: a negative electrode including a negative active material including a core including crystalline carbon, and a metal alkoxide on a surface of the core; a positive electrode including a positive active material; and an electrolyte.

Negative active material for rechargeable lithium battery, and rechargeable lithium battery including same

A composite cathode active material, a cathode including the composite cathode active material, and a lithium battery including the cathode are provided. The composite cathode active material includes a core including a lithium metal oxide and a coating layer on the core, wherein the lithium metal oxide includes two or more transition metals including nickel (Ni), an amount of Ni within one mole of the two or more transition metals included in the lithium metal oxide is about 0.65 mol or greater, the coating layer includes LiF, and a resistance of the composite cathode active material is lower than that of the core.

Composite cathode active material, and cathode and lithium battery comprising composite cathode active material

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Yongin-si, South Korea

Soonbong Choi