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