Nitrogen
      Schuch A F, Mills R L
      Journal of Chemical Physics 52 (1970) 6000-6008
      Crystal structures of the three modifications of nitrogen 14 and
      nitrogen 15 at high pressure
      Locality: synthetic
      Sample: at T = 20 K
      Note: alpha phase
      _database_code_amcsd 0013001

      CELL PARAMETERS:    5.6490   5.6490   5.6490   90.000   90.000   90.000
      SPACE GROUP: P2_13     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    180.266
      Density (g/cm3):      0.516
      MAX. ABS. INTENSITY / VOLUME**2:      3.104650405    
      RIR:      1.959
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                22.26         10.54        3.9944    1   1   0        12
                27.35        100.00        3.2615    1   1   1         4
                31.68         44.14        2.8245    2   0   0         6
                35.54          8.82        2.5263    2   0   1        12
                39.06          3.18        2.3062    2   1   1        12
                45.41         18.87        1.9972    2   2   0        12
                48.34          4.52        1.8830    2   2   1        12
                51.13          4.16        1.7864    3   1   0        12
                53.82         15.84        1.7032    3   1   1        12
                56.43          4.16        1.6307    2   2   2         4
                61.41          3.16        1.5098    3   1   2        12
                66.17          1.23        1.4123    4   0   0         6
                68.48          1.78        1.3701    4   0   1        12
                73.01          2.92        1.2960    3   3   1        12
                75.22          1.19        1.2632    4   0   2        12
                75.22          1.19        1.2632    4   2   0        12
                77.42          1.81        1.2327    4   2   1        12
                83.91          1.36        1.1531    4   2   2        12
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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.