AM_BaO2 Formula: Ba O2 Name: BaO2 Unit cell: 3.8114 3.8114 6.8215 90.0 90.0 90.0 , V=99.09 Space group: I4/MMM (139)

Wong-Ng W , Roth R S , Physica C , 233 (1994) p.97-101, Single-crystal structural investigation of BaO2, Locality: synthetic