Potassium
      Liu L
      Journal of Physics and Chemistry of Solids 47 (1986) 1067-1072
      Compression and polymorphism of potassium to 400 Kbar
      Locality: synthetic
      Sample: bcc at P = 0 GPa
      _database_code_amcsd 0013214

      CELL PARAMETERS:    5.3280   5.3280   5.3280   90.000   90.000   90.000
      SPACE GROUP: Im3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    151.249
      Density (g/cm3):      0.858
      MAX. ABS. INTENSITY / VOLUME**2:      22.19312052    
      RIR:      8.419
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                23.62        100.00        3.7675    1   1   0        12
                33.64         17.86        2.6640    2   0   0         6
                41.52         35.35        2.1751    2   1   1        24
                48.32         10.14        1.8837    2   2   0        12
                54.46         12.76        1.6849    3   1   0        24
                60.16          2.86        1.5381    2   2   2         8
                65.56         12.14        1.4240    3   2   1        48
                70.73          1.12        1.3320    4   0   0         6
                75.74          3.46        1.2558    4   1   1        24
                75.74          1.73        1.2558    3   3   0        12
                80.64          2.76        1.1914    4   2   0        24
                85.48          2.28        1.1359    3   3   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.