{HEAD ~ Composite oxide} having {TAIL ~ oxygen} absorbing and desorbing capability and method for preparing the same 
having
{ HEAD ~ Composite oxide } having { TAIL ~ oxygen } absorbing and desorbing capability and method for preparing the same
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH