Carbon-silicon composite, method for preparing same, and cathode active material comprising carbon-silicon composite탄소-실리콘 복합체, 이의 제조방법 및 이를 포함하는 음극 활물질
The present invention relates to a carbon-silicon composite of which the capacity and cycle stability are enhanced, and to a method for preparing same, and more specifically, to a carbon-silicon composite in which a silicon particle surface is coated with a carbon-based material, of which one or two or more doping atoms that are selected from a group consisting of N, P, B, Na and Al are doped, and to a method for preparing same.