from radis.levels.dunham import EvJ
dunham_coeffs = get_dunham_coefficients('CO', 1, 'X1SIG+')
# Now calculate energy
EvJ(v=0, J=0, **dunham_coeffs)
See Also
--------
Get Dunham coefficients for a molecule: :py:func:`~radis.db.utils.get_dunham_coefficients`
Use Herzberg coefficients instead: :py:func:`~radis.levels.dunham.Gv`,
:py:func:`~radis.levels.dunham.Fv`
'''
E = 0
for ykl_name, Ykl in Ykl_dict.items():
k = int(ykl_name[1])
l = int(ykl_name[2])
E += Ykl * (v + 0.5)**k * (J * (J + 1))**l
return E
if __name__ == '__main__':
from radis.test.phys.test_dunham import _run_all_tests
print('Testing Dunham.py: ', _run_all_tests())
from radis.levels.dunham import EvJ
dunham_coeffs = get_dunham_coefficients('CO', 1, 'X1SIG+')
# Now calculate energy
EvJ(v=0, J=0, **dunham_coeffs)
See Also
--------
Get Dunham coefficients for a molecule: :py:func:`~radis.db.utils.get_dunham_coefficients`
Use Herzberg coefficients instead: :py:func:`~radis.levels.dunham.Gv`,
:py:func:`~radis.levels.dunham.Fv`
"""
E = 0
for ykl_name, Ykl in Ykl_dict.items():
k = int(ykl_name[1])
l = int(ykl_name[2])
E += Ykl * (v + 0.5) ** k * (J * (J + 1)) ** l
return E
if __name__ == "__main__":
from radis.test.phys.test_dunham import _run_all_tests
print("Testing Dunham.py: ", _run_all_tests())