Bi2 Fe2 O11 Sr2.591 Perez O, Leligny H, Grebille D, Labbe P, Groult D, Raveau B Journal of Physics: Condensed Matter 7 (1995) 10003-10014 X-ray investigation of the incommensurate modulated structure of Bi2+xSr3-xFe2O9+d _cod_database_code 1001709 _database_code_amcsd 0013280 CELL PARAMETERS: 5.4880 5.4750 31.5090 90.000 90.000 90.000 SPACE GROUP: Fmmm X-RAY WAVELENGTH: 1.541838 Cell Volume: 946.744 Density (g/cm3): 6.542 MAX. ABS. INTENSITY / VOLUME**2: 127.5046333 RIR: 6.346 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 5.61 70.69 15.7545 0 0 2 2 11.23 9.13 7.8772 0 0 4 2 16.88 1.32 5.2515 0 0 6 2 22.58 15.02 3.9386 0 0 8 2 23.12 3.65 3.8470 1 1 1 8 24.48 40.22 3.6363 1 1 3 8 27.01 65.38 3.3015 1 1 5 8 28.32 24.12 3.1509 0 0 10 2 30.43 100.00 2.9371 1 1 7 8 32.63 31.84 2.7440 2 0 0 2 32.71 45.64 2.7375 0 2 0 2 33.14 2.35 2.7033 2 0 2 4 33.22 7.66 2.6971 0 2 2 4 34.15 12.24 2.6257 0 0 12 2 34.52 4.44 2.5981 1 1 9 8 34.69 1.66 2.5858 0 2 4 4 36.96 1.38 2.4320 2 0 6 4 37.03 2.77 2.4275 0 2 6 4 39.10 1.27 2.3036 1 1 11 8 40.06 6.26 2.2506 0 0 14 2 40.11 1.76 2.2479 0 2 8 4 43.75 10.39 2.0693 2 0 10 4 43.81 17.28 2.0665 0 2 10 4 44.07 2.30 2.0550 1 1 13 8 46.09 4.58 1.9693 0 0 16 2 46.88 30.19 1.9380 2 2 0 4 47.95 6.91 1.8971 2 0 12 4 48.01 10.14 1.8950 0 2 12 4 49.34 13.83 1.8468 1 1 15 8 52.59 2.33 1.7402 2 0 14 4 52.63 1.91 1.7389 2 2 8 8 52.65 2.61 1.7385 0 2 14 4 53.53 5.47 1.7118 3 1 3 8 53.64 4.22 1.7087 1 3 3 8 54.88 9.88 1.6728 3 1 5 8 54.91 12.97 1.6721 1 1 17 8 54.99 8.07 1.6699 1 3 5 8 55.68 7.15 1.6508 2 2 10 8 56.87 16.34 1.6189 3 1 7 8 56.98 14.94 1.6163 1 3 7 8 57.61 1.59 1.5999 2 0 16 4 57.66 2.31 1.5986 0 2 16 4 58.59 2.35 1.5754 0 0 20 2 59.26 5.64 1.5593 2 2 12 8 60.75 1.77 1.5247 1 1 19 8 63.33 4.54 1.4686 2 2 14 8 65.13 2.17 1.4322 0 0 22 2 66.25 1.05 1.4108 3 1 13 8 67.85 3.31 1.3813 2 2 16 8 68.37 3.92 1.3720 4 0 0 2 68.56 5.03 1.3687 0 4 0 2 68.70 2.14 1.3663 2 0 20 4 68.75 3.27 1.3655 0 2 20 4 70.38 4.62 1.3377 3 1 15 8 70.47 3.99 1.3362 1 3 15 8 73.29 1.96 1.2917 1 1 23 8 73.91 1.70 1.2823 3 3 3 8 74.77 1.31 1.2697 2 0 22 4 74.82 1.77 1.2690 0 2 22 4 74.98 4.48 1.2667 3 1 17 8 75.05 3.20 1.2657 3 3 5 8 75.07 4.33 1.2654 1 3 17 8 75.59 1.26 1.2579 4 0 10 4 75.77 2.04 1.2554 0 4 10 4 76.75 5.67 1.2419 3 3 7 8 77.88 3.77 1.2266 4 2 0 4 78.01 3.81 1.2248 2 4 0 4 78.19 2.12 1.2225 2 2 20 8 78.86 1.52 1.2137 0 4 12 4 84.03 2.84 1.1518 2 2 22 8 84.82 2.20 1.1430 4 2 10 8 84.95 2.26 1.1416 2 4 10 8 87.24 4.22 1.1174 1 1 27 8 87.85 1.67 1.1113 4 2 12 8 87.98 1.81 1.1100 2 4 12 8 88.94 2.12 1.1005 3 3 15 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.