Oxygen
      Uemura E, Akahama Y, Kawamura H, Bihan T L, Shobu T, Noda Y, Shimomura O
      Journal of Physics: Condensed Matter 14 (2002) 10423-10428
      Structural studies of beta-O2 under pressure
      Locality: Synthetic
      _database_code_amcsd 0020614

      CELL PARAMETERS:    2.8260   2.8260  10.1600   90.000   90.000  120.000
      SPACE GROUP: R-3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     70.270
      Density (g/cm3):      2.268
      MAX. ABS. INTENSITY / VOLUME**2:      17.00159721    
      RIR:      2.441
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                26.32         26.51        3.3867    0   0   3         2
                37.81        100.00        2.3793    1   0   1         6
                40.93         47.61        2.2049    0   1   2         6
                54.16          2.98        1.6933    0   0   6         2
                59.09          1.11        1.5634    0   1   5         6
                66.13         11.11        1.4130    1   1   0         6
                72.48          3.15        1.3040    1   1   3        12
                76.27          4.06        1.2484    1   0   7         6
                78.77          4.52        1.2149    0   2   1         6
                80.78          2.61        1.1897    2   0   2         6
                86.14          1.20        1.1289    0   0   9         2
                86.30          3.45        1.1273    0   1   8         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.