get_abs_xs(symb)

Returns the absorption cross-section (barns, energy = 0.025 eV) of a chemical element. If an error ocurred, it returns 0.

Parameters:

symb (str) – atomic symbol

Returns:

absorption cross-section

Return type:

float

>>> from pycrysfml import cfml_scattering_tables
>>> cfml_scattering_tables.get_abs_xs('Fe')
2.559999942779541