Ba2.1 Cu3 O6 Y0.9 Bordet P, Chaillout C, Capponi J, Chenavas J, Marezio M Nature 327 (1987) 687-689 Crystal structure of Y0.9 Ba2.1 Cu3 O6, a compound related to the high-Tc superconductor Y Ba2 Cu3 O7. _cod_database_code 1008355 _database_code_amcsd 0016266 CELL PARAMETERS: 3.8715 3.8715 11.7380 90.000 90.000 90.000 SPACE GROUP: P4/mmm X-RAY WAVELENGTH: 1.541838 Cell Volume: 175.935 Density (g/cm3): 6.186 MAX. ABS. INTENSITY / VOLUME**2: 159.1394251 RIR: 8.376 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 7.53 9.85 11.7380 0 0 1 2 15.10 3.06 5.8690 0 0 2 2 22.73 4.22 3.9127 0 0 3 2 22.97 6.64 3.8715 1 0 0 4 27.60 11.32 3.2317 1 0 2 8 32.54 100.00 2.7520 1 0 3 8 32.71 58.91 2.7376 1 1 0 4 36.21 1.66 2.4809 1 1 2 8 38.34 7.05 2.3476 0 0 5 2 38.49 11.99 2.3386 1 0 4 8 40.20 10.18 2.2431 1 1 3 8 45.30 1.60 2.0018 1 1 4 8 46.42 5.94 1.9563 0 0 6 2 46.94 30.39 1.9358 2 0 0 4 51.26 5.32 1.7821 1 1 5 8 52.76 1.68 1.7350 2 0 3 8 52.88 1.52 1.7314 2 1 0 8 54.74 2.27 1.6769 0 0 7 2 55.32 2.65 1.6606 2 1 2 16 57.94 12.26 1.5917 1 1 6 8 58.28 33.21 1.5833 2 1 3 16 60.13 2.30 1.5387 1 0 7 8 62.15 5.30 1.4935 2 0 5 8 62.26 5.11 1.4912 2 1 4 16 65.25 3.44 1.4299 1 1 7 8 68.15 6.34 1.3760 2 0 6 8 68.37 4.19 1.3720 1 0 8 8 68.56 8.03 1.3688 2 2 0 4 74.93 3.26 1.2674 2 0 7 8 77.96 6.29 1.2256 3 0 3 8 78.06 7.41 1.2243 3 1 0 8 79.59 1.76 1.2045 2 1 7 16 81.38 2.02 1.1825 2 2 5 8 81.47 1.09 1.1813 3 0 4 8 82.57 1.92 1.1684 3 1 3 16 86.68 3.17 1.1233 1 0 10 8 86.85 2.94 1.1215 2 2 6 8 87.06 3.79 1.1194 2 1 8 16 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.