Negative electrode active material, negative electrode including the same, and secondary battery including the negative electrode

Abstract

The present invention relates to a negative electrode active material including a carbonaceous matrix having a first particle and a second particle, wherein the first particle includes a silicon core, an oxide layer disposed on the silicon core and including SiOx (0<x≤2), and a coating layer covering at least a portion of the surface of the oxide layer and including LiF, and the second particle includes graphene.

Dependencies are inferred from the claim text.