| abstract |
The present invention relates to a positive electrode active material for a lithium secondary battery, a method for preparing the same, and a lithium secondary battery including the same. The present invention may provide a positive electrode active material for a lithium secondary battery comprising a compound capable of reversibly intercalating and deintercalating lithium; and a coating layer disposed on at least a portion of the surface of the compound, wherein the coating layer contains S and is a composite coating layer further containing lithium metal oxides, metal oxides, and/or combinations thereof, and at least one of the lithium metal oxides or metal oxides independently containing a metal, M. |