Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Junghyun Choi

Junyong Song

Byoungjin Kim

Woohyeok Jeong

Bosoon Kang

Taeho Kim

Kangmoon Kim

Eunsoo Kim

Taekkyung Lee

Junghyuck Im

Keemoon Lee

Taejoong Kim

Inhyuk Son

Sungsoo Han

Minwoo Lim

Mijong Kim

Jumyeung Lee

Sangkook Mah

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A porous silicon composite includes: a porous core including a porous silicon composite secondary particle; and a shell disposed on a surface of the porous core and surrounding the porous core, wherein the porous silicon composite secondary particle includes an aggregate of silicon composite primary particles, each including silicon, a silicon suboxide on a surface of the silicon, and a first graphene on a surface of the silicon suboxide, wherein the shell include a second graphene, and at least one of the first graphene and the second graphene includes at least one element selected from nitrogen, phosphorus, and sulfur.

Silicon composite cluster and carbon composite thereof, and electrode, lithium battery, and electronic device each including the same

A porous silicon-containing composite includes: a porous core including a porous silicon composite secondary particle; and a shell on at least one surface of the porous core, the shell including a first graphene, wherein the porous silicon composite secondary particle includes an aggregate of a first primary particle including silicon, a second primary particle including a structure and second graphene on at least one surface of the first primary particle and the second primary particle, and wherein at least one of a shape and a degree of oxidation of the first primary particle and the second primary particle are different. Also an electrode including the porous silicon-containing composite, a lithium battery including the electrode, and a device including the porous silicon-containing composite or the carbon composite.

Porous silicon-containing composite, carbon composite using the same, and electrode, lithium battery and electronic device each including the same

Mobile electronic device

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Growing community of inventors

Suwon-si, South Korea

Junghyun Choi