Ba2 Ca0.24 Cu2.76 Fe0.24 O7.07 Y0.76 Suard E, Caignaert V, Maignan A, Raveau B Physica C 182 (1991) 219-227 The important role of pyramidal copper layers of the 123-structure in superconductivity. The oxides Ba2Y1-xCaxCu3-xFexO7 and Ba2Y1-xCaxCu3-xFexO6 _cod_database_code 1001497 _database_code_amcsd 0015036 CELL PARAMETERS: 3.8263 3.8263 11.6643 90.000 90.000 90.000 SPACE GROUP: Pmmm X-RAY WAVELENGTH: 1.541838 Cell Volume: 170.772 Density (g/cm3): 6.356 MAX. ABS. INTENSITY / VOLUME**2: 162.8794593 RIR: 8.344 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 15.19 2.37 5.8321 0 0 2 2 22.87 2.45 3.8881 0 0 3 2 23.25 1.71 3.8263 0 1 0 2 23.25 3.14 3.8263 1 0 0 2 27.89 5.70 3.1992 0 1 2 4 27.89 3.57 3.1992 1 0 2 4 32.84 52.82 2.7272 0 1 3 4 32.84 47.18 2.7272 1 0 3 4 33.11 50.05 2.7056 1 1 0 4 34.02 1.41 2.6356 1 1 1 8 36.61 2.77 2.4544 1 1 2 8 38.59 6.45 2.3329 0 0 5 2 38.83 1.66 2.3193 0 1 4 4 38.83 2.50 2.3193 1 0 4 4 40.62 10.45 2.2208 1 1 3 8 46.73 8.64 1.9440 0 0 6 2 47.53 14.32 1.9131 0 2 0 2 47.53 14.32 1.9131 2 0 0 2 51.74 3.61 1.7668 1 1 5 8 56.01 1.33 1.6420 2 1 2 8 58.46 14.12 1.5788 1 1 6 8 58.97 16.14 1.5662 2 1 3 8 58.97 14.74 1.5662 1 2 3 8 62.82 2.30 1.4793 0 2 5 4 62.82 2.30 1.4793 2 0 5 4 65.82 1.16 1.4188 1 1 7 8 68.85 4.27 1.3636 0 2 6 4 68.85 4.27 1.3636 2 0 6 4 68.92 1.93 1.3625 0 1 8 4 68.92 1.70 1.3625 1 0 8 4 69.48 7.10 1.3528 2 2 0 4 77.81 1.12 1.2275 1 0 9 4 77.81 1.28 1.2275 0 1 9 4 79.01 2.87 1.2119 0 3 3 4 79.01 2.65 1.2119 3 0 3 4 79.16 2.87 1.2100 1 3 0 4 79.16 2.87 1.2100 3 1 0 4 82.41 1.72 1.1703 2 2 5 8 87.94 3.75 1.1104 2 2 6 8 88.00 1.53 1.1098 1 2 8 8 88.00 1.72 1.1098 2 1 8 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.