Ba O2 Bernal J, Djatlowa E, Kasarnowsky P, Reichstein S, Ward A Zeitschrift fur Kristallographie 92 (1935) 344-354 The Structure of Strontium and Barium Peroxides, Sr O2 and Ba O2 _cod_database_code 1010113 _database_code_amcsd 0017043 CELL PARAMETERS: 3.7800 3.7800 6.7700 90.000 90.000 90.000 SPACE GROUP: I4/mmm X-RAY WAVELENGTH: 1.541838 Cell Volume: 96.732 Density (g/cm3): 5.813 MAX. ABS. INTENSITY / VOLUME**2: 147.7700722 RIR: 8.278 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 26.33 53.70 3.3850 0 0 2 2 27.02 100.00 3.3004 1 0 1 8 33.53 72.85 2.6729 1 1 0 4 43.12 50.01 2.0977 1 1 2 8 46.89 35.83 1.9376 1 0 3 8 48.15 22.39 1.8900 2 0 0 4 54.19 3.39 1.6925 0 0 4 2 55.70 20.61 1.6502 2 0 2 8 56.07 23.20 1.6401 2 1 1 16 65.25 7.18 1.4299 1 1 4 8 69.47 17.53 1.3530 2 1 3 16 70.46 5.46 1.3364 2 2 0 4 74.43 8.91 1.2747 1 0 5 8 75.39 4.39 1.2608 2 0 4 8 76.66 6.46 1.2431 2 2 2 8 76.98 3.96 1.2387 3 0 1 8 80.32 6.84 1.1953 3 1 0 8 86.31 8.80 1.1271 3 1 2 16 88.97 3.87 1.1001 3 0 3 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.