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 and P = .2690 GPa
      Note: alpha phase
      _database_code_amcsd 0013002

      CELL PARAMETERS:    5.4950   5.4950   5.4950   90.000   90.000   90.000
      SPACE GROUP: P2_13     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    165.922
      Density (g/cm3):      0.561
      MAX. ABS. INTENSITY / VOLUME**2:      3.346166212    
      RIR:      1.943
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                22.89         10.65        3.8856    1   1   0        12
                28.13        100.00        3.1725    1   1   1         4
                32.59         43.75        2.7475    2   0   0         6
                36.57          8.67        2.4574    2   0   1        12
                40.20          3.10        2.2433    2   1   1        12
                46.76         18.23        1.9428    2   2   0        12
                49.78          4.34        1.8317    2   2   1        12
                52.67          3.99        1.7377    3   1   0        12
                55.46         15.13        1.6568    3   1   1        12
                58.16          3.96        1.5863    2   2   2         4
                63.33          3.00        1.4686    3   1   2        12
                68.27          1.16        1.3737    4   0   0         6
                70.68          1.69        1.3327    4   0   1        12
                75.40          2.78        1.2606    3   3   1        12
                77.72          1.14        1.2287    4   2   0        12
                77.72          1.14        1.2287    4   0   2        12
                80.02          1.73        1.1991    4   2   1        12
                86.83          1.31        1.1217    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.