CATHODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, CATHODE CONTAINING THE CATHODE ACTIVE MATERIAL , AND LITHIUM BATTERY CONTAINING THE CATHODE ACTIVE MATERIAL

摘要

A cathode active material includes a lithium metal phosphate represented by Formula 1; and one or more compounds selected from the group consisting of a metal oxynitride, a metal nitride, and a mixture thereof: <?in-line-formulae description="In-line Formulae" end="lead"?>LiMPO4 <Formula 1><?in-line-formulae description="In-line Formulae" end="tail"?> where M is selected from the group consisting of Fe, Ti, V, Cr, Co and Ni.