share/top/nsfactor.dat

   1 ; Neutron scattering factors for elements. Numbers taken from:
   2 ; http://www.ncnr.nist.gov/resources/n-lengths/
   3 ; All data was taken from the
   4 ; Special Feature section of neutron scattering lengths and cross sections of the elements and their isotopes in Neutron News
   5 ; Vol. 3, No. 3, 1992, pp. 29-37.
   6 ; Scattering lenth are in fm (1e-15m)
   7 ; Elem  P       N       Coh_b
   8   H     1       0       -3.7406
   9   D     1       1        6.6710
  10   C     6       6        6.6460
  11   N     7       7        9.3600
  12   O     8       8        5.8030
  13   Na    11      11       3.6300
  14   Mg    12      12       5.3750
  15   Al    13      14       3.4490
  16   P     15      16       5.1300
  17   S     16      16       2.8470
  18   Cl    17      17       9.5770
  19   K     19      20       3.6700
  20   Ca    20      20       4.7000
  21   Mn    25      30      -3.7300
  22   Fe    26      30       9.4500