get_atomic_mass(symb)

Returns the atomic mass (amu) of a chemical element. If an error ocurred, it returns 0.

Parameters:

symb (str) – atomic symbol

Returns:

atomic mass

Return type:

float

>>> from pycrysfml import cfml_scattering_tables
>>> cfml_scattering_tables.get_atomic_mass('Fe')
55.84700012207031