POSITIVE ACTIVE MATERIAL, LITHIUM BATTERIES INCLUDING THE POSITIVE ACTIVE MATERIAL, AND METHOD OF PREPARING THE POSITIVE ACTIVE MATERIAL

摘要

Provided are a positive active material, lithium batteries including the positive active material, and a method of preparing the positive active material. The positive electrode active material, includes a core including a compound capable of reversibly performing intercalation or deintercalation of lithium ions; and a coating layer including an inorganic material adhered to at least a portion of a surface of the core, the inorganic material having an apatite structure.