To provide a surface modified lithium-containing composite oxide having excellent discharge capacity, volume capacity density, safety, durability for charge and discharge cycles, and high rate property. A surface modified lithium-containing composite oxide...

Provided is a precursor for the preparation of a lithium transition metal oxide that is used for the preparation of a lithium transition metal oxide as a cathode active material for a lithium secondary battery, through a reaction with a lithium-containing ...

A first reactive solution is made of a water solution composed of LiOH·7HO melted in distilled water, and a second reactive solution is made of a water solution composed of CoSO · 7HO melted in distilled water. Then, the first and the second reactive sol...