Nitrogen
      Cromer D T, Mills R L, Schiferl D, Schwalbe L A
      Acta Crystallographica B37 (1981) 8-11
      The structure of N2 at 49 kbar and 299 K
      Locality: synthetic
      Sample: at T = 299 K and P = 4.9 GPa
      Note: model #4
      _database_code_amcsd 0009728

      CELL PARAMETERS:    6.1640   6.1640   6.1640   90.000   90.000   90.000
      SPACE GROUP: Pm3n      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    234.201
      Density (g/cm3):      1.589
      MAX. ABS. INTENSITY / VOLUME**2:      6.643814633    
      RIR:      1.362
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                28.97         26.01        3.0820    2   0   0         6
                32.48        100.00        2.7566    2   1   0        24
                35.68         70.82        2.5164    2   1   1        24
                51.35          1.28        1.7794    2   2   2         8
                53.61          1.91        1.7096    3   2   0        24
                55.80          3.86        1.6474    3   2   1        48
                60.04          1.21        1.5410    4   0   0         6
                62.08          1.01        1.4950    4   1   0        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.