Cu6 Fe2 La4.4 O20 Sr3.6 Genouel R, Michel C, Raveau B Chemistry of Materials 7 (1995) 2181-2184 Powder neutron diffraction study of the ordered oxygen-deficient perovskites (La, Sr)8 Cu8-x Fex O20 _cod_database_code 1001701 _database_code_amcsd 0012207 CELL PARAMETERS: 10.7480 10.7480 3.8976 90.000 90.000 90.000 SPACE GROUP: P4/mbm X-RAY WAVELENGTH: 1.541838 Cell Volume: 450.249 Density (g/cm3): 6.415 MAX. ABS. INTENSITY / VOLUME**2: 142.3206073 RIR: 7.224 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.46 1.36 4.8067 2 1 0 8 22.82 3.65 3.8976 0 0 1 2 23.41 3.75 3.8000 2 2 0 4 29.51 5.52 3.0274 2 1 1 16 32.92 100.00 2.7209 2 2 1 8 33.35 49.80 2.6870 4 0 0 4 34.40 11.81 2.6068 4 1 0 8 35.43 1.08 2.5333 3 3 0 4 38.00 9.23 2.3678 3 2 1 16 40.79 11.32 2.2122 4 0 1 8 41.68 3.80 2.1668 4 1 1 16 42.03 7.45 2.1496 4 3 0 8 46.61 17.93 1.9488 0 0 2 2 47.88 19.46 1.9000 4 4 0 4 54.68 3.50 1.6786 5 4 0 8 57.25 7.32 1.6093 6 1 1 16 58.51 16.39 1.5776 4 0 2 8 59.20 4.09 1.5608 4 1 2 16 59.32 20.91 1.5578 6 2 1 16 62.69 4.89 1.4819 6 3 1 16 64.55 3.22 1.4438 4 3 2 16 69.04 10.15 1.3604 4 4 2 8 70.03 2.61 1.3435 8 0 0 4 70.66 3.90 1.3331 8 1 0 8 72.52 1.40 1.3034 8 2 0 8 72.90 1.60 1.2976 6 5 1 16 74.62 2.24 1.2718 5 4 2 16 75.59 1.47 1.2580 8 3 0 8 77.67 6.03 1.2293 2 2 3 8 79.58 1.59 1.2046 6 6 1 8 79.81 1.96 1.2017 8 4 0 8 85.17 1.53 1.1393 8 5 0 8 87.30 2.13 1.1169 7 6 1 16 88.37 2.39 1.1061 8 0 2 8 88.96 3.63 1.1003 8 1 2 16 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.