公开(公告)号：US20230170467A1

公开(公告)日：2023-06-01

申请号：US17883650

申请日：2022-08-09

Applicant: KOREA PHOTONICS TECHNOLOGY INSTITUTE

Inventor： Myung Woo SON ,  Yong Hyun KIM

IPC: H01M4/36 ,  H01M4/04 ,  H01M4/38 ,  H01M4/583 ,  H01M10/0525

CPC classification number: H01M4/366 ,  H01M4/0428 ,  H01M4/386 ,  H01M4/583 ,  H01M10/0525 ,  H01M2004/027

Abstract: According to an embodiment, an anode active material included in an anode material of a battery comprises a carbon material and a silicon structure attached to the carbon material. The silicon structure includes a silicon nanoparticle, a metal thin film formed on a surface of the silicon nanoparticle, and graphene coated on a surface of the metal thin film.