Ba Ni O5 Yb2
      Garcia-Matres E, Rodriguez-Carvajal J, Martinez J, Alonso J, Salinas-Sanchez A, Saez-Puche R
      Solid State Ionics 63 (1993) 915-921
      Polymorphism in the oxides R2NaNiO5 (R= Tm, Yb, Lu)
      _cod_database_code 1006060
      _database_code_amcsd 0015514

      CELL PARAMETERS:    3.7448   5.7067  11.0400   90.000   90.000   90.000
      SPACE GROUP: Immm      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    235.930
      Density (g/cm3):      8.756
      MAX. ABS. INTENSITY / VOLUME**2:      306.7797302    
      RIR:     11.409
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.06          5.42        5.5200    0   0   2         2
                17.49          3.53        5.0695    0   1   1         4
                25.11          9.20        3.5464    1   0   1         4
                28.51          8.64        3.1309    1   1   0         4
                28.87         32.99        3.0927    0   1   3         4
                31.35         31.70        2.8533    0   2   0         2
                32.44         10.21        2.7600    0   0   4         2
                32.89        100.00        2.7233    1   1   2         8
                34.16          3.06        2.6248    1   0   3         4
                40.58         11.67        2.2231    1   2   1         8
                43.97          8.65        2.0592    0   1   5         4
                45.74         13.21        1.9838    0   2   4         4
                47.04          9.62        1.9318    1   2   3         8
                47.82         13.14        1.9020    1   0   5         4
                48.63         13.31        1.8724    2   0   0         2
                49.54          3.46        1.8400    0   0   6         2
                54.07          1.56        1.6960    1   3   0         4
                54.29          4.45        1.6898    0   3   3         4
                56.79         18.38        1.6212    1   3   2         8
                57.54          7.98        1.6017    2   1   3         8
                58.15          1.03        1.5863    1   1   6         8
                58.30         13.28        1.5826    1   2   5         8
                59.00          9.00        1.5654    2   2   0         4
                59.67          3.05        1.5495    2   0   4         4
                59.81          1.81        1.5464    0   2   6         4
                60.95          3.94        1.5202    0   1   7         4
                64.06          2.14        1.4535    1   0   7         4
                64.68          2.29        1.4412    0   3   5         4
                65.42          4.53        1.4267    0   4   0         2
                67.63          3.89        1.3853    2   1   5         8
                68.97          5.95        1.3617    2   2   4         8
                71.95          1.73        1.3124    2   0   6         4
                73.06          1.16        1.2951    1   2   7         8
                74.93          1.39        1.2674    0   4   4         4
                75.25          5.47        1.2628    1   1   8         8
                75.84          2.75        1.2545    2   3   3         8
                78.83          1.70        1.2141    0   3   7         4
                80.57          1.30        1.1923    2   2   6         8
                80.70          5.24        1.1907    3   1   2         8
                81.57          2.84        1.1802    2   1   7         8
                84.91          1.77        1.1420    2   3   5         8
                84.98          3.50        1.1413    1   4   5         8
                85.58          3.53        1.1348    2   4   0         4
                88.58          1.11        1.1040    0   0  10         2
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.