Corundum
      Wang X, Hubbard C, Alexander K, Becher P
      Journal of the American Ceramic Society 77 (1994) 1569-1575
      Neutron diffraction measurements of the residual stresses in Al2O3 -
      ZrO2 (CeO2) ceramic composites
      _cod_database_code 1000059
      _database_code_amcsd 0014072

      CELL PARAMETERS:    4.7554   4.7554  12.9910   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    254.418
      Density (g/cm3):      3.992
      MAX. ABS. INTENSITY / VOLUME**2:      11.49756504    
      RIR:      0.938
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                25.61         65.34        3.4781    0   1   2         6
                35.19        100.00        2.5502    1   0   4         6
                37.84         47.09        2.3777    1   1   0         6
                43.42         97.84        2.0842    1   1   3        12
                46.25          1.61        1.9629    2   0   2         6
                52.63         49.49        1.7391    0   2   4         6
                57.57         97.65        1.6009    1   1   6        12
                59.84          2.37        1.5455    2   1   1        12
                61.23          3.37        1.5137    1   2   2        12
                61.37          7.14        1.5107    0   1   8         6
                66.63         38.01        1.4037    2   1   4        12
                68.33         57.03        1.3728    3   0   0         6
                70.53          1.13        1.3353    1   2   5        12
                74.40          1.43        1.2751    2   0   8         6
                76.96         16.68        1.2389    1   0  10         6
                77.33          8.05        1.2339    1   1   9        12
                80.85          2.25        1.1889    2   2   0         6
                84.51          1.55        1.1464    2   2   3        12
                86.52          1.24        1.1249    3   1   2        12
                86.64          2.70        1.1237    1   2   8        12
                89.12          7.81        1.0987    0   2  10         6
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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.