COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY CONTAINING MATERIAL

摘要

Disclosed are a composite positive electrode active material, and a positive electrode and a lithium battery comprising the same. The composite positive electrode active material comprises: a first metal oxide having a layered crystal structure; and a second metal oxide having a perovskite crystal structure, wherein the second metal oxide comprises a first metal and a second metal which are coordinated to 12 oxygens.