Bi2O3
      Yashima M, Ishimura D
      Chemical Physics Letters 378 (2003) 395-399
      Crystal structure and disorder of the fast oxide-ion conductor cubic Bi2O3
      Note: sample at T = 778 deg C
      Note: this is called gamma-Bi2O3
      _database_code_amcsd 0012192

      CELL PARAMETERS:    5.6549   5.6549   5.6549   90.000   90.000   90.000
      SPACE GROUP: Fm-3m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    180.832
      Density (g/cm3):      8.556
      MAX. ABS. INTENSITY / VOLUME**2:      519.9777361    
      RIR:     19.788
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                27.32        100.00        3.2649    1   1   1         8
                31.64         41.10        2.8275    2   0   0         6
                45.36         27.34        1.9993    2   2   0        12
                53.76         23.58        1.7050    3   1   1        24
                56.36          5.64        1.6324    2   2   2         8
                66.09          1.96        1.4137    4   0   0         6
                72.92          4.27        1.2973    3   3   1        24
                75.13          3.60        1.2645    4   2   0        24
                83.81          2.03        1.1543    4   2   2        24
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       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.