Lg Energy Solution, Ltd.

Ulsan National Institute of Science and Technology

Pohang University of Science and Technology Foundation

Jaegeon Ryu

Soojin Park

Jonghyun Chae

JangBae Kim

Jihye Yang

Taesoo Bok

Dongki Hong

Seokkeun Yoo

An amorphous silicon-carbon composite, a method for preparing the amorphous silicon-carbon composite using a pyrolysis method, a negative electrode for a lithium secondary battery, and a lithium secondary battery including the same.

Amorphous silicon-carbon composite, preparation method therefor, and lithium secondary battery comprising same

A sulfur-doped silicon negative electrode material, a preparation method for a sulfur-doped silicon negative electrode material, a negative electrode for a lithium secondary battery comprising the sulfur-doped silicon negative electrode material, and a lithium secondary battery comprising the negative electrode, wherein the sulfur-doped silicon negative electrode material has an internal pore channel having an average width of 500 nm to 3 μm and an average external diameter of 1 μm to 5 μm.

Sulfur-doped silicon negative electrode material, method for producing same, lithium secondary battery negative electrode including negative electrode material, and lithium secondary battery comprising negative electrode

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Ulsan, South Korea

Jaegeon Ryu