Alex Granovsky
gran@classic.chem.msu.su
the references as given in current version of combined input.doc:
Bond orders and valences -
M.Giambiagi, M.Giambiagi, D.R.Grempel, C.D.Heymann
J.Chim.Phys. 72, 15-22(1975)
I.Mayer, Chem.Phys.Lett. 97,270-274(1983), 117,396(1985).
M.S.Giambiagi, M.Giambiagi, F.E.Jorge
Z.Naturforsch. 39a, 1259-73(1984)
I.Mayer, Theoret.Chim.Acta 67, 315-322(1985).
I.Mayer, Int.J.Quantum Chem. 29, 73-84(1986).
I.Mayer, Int.J.Quantum Chem. 29, 477-483(1986).
The same formula (apart from a factor of two) may also be
seen in equation 31 of the second of these papers (the bond
order formula in the 1st of these is not the same formula):
T.Okada, T.Fueno Bull.Chem.Soc.Japan 48, 2025-2032(1975)
T.Okada, T.Fueno Bull.Chem.Soc.Japan 49, 1524-1530(1976)
a review about bond orders:
I. Mayer, J.Comput.Chem. 28, 204-221(2007).
Regards,
Alex
On Tue Jun 2 '09 10:17pm, Raul Mera wrote
-----------------------------------------
>Dear all,
>I would like to know how the "bond order and valence analysis" is performed in Firefly, and I have not been able to find something about it in the documentation.
>I would really appreciate either a reference or an explanation.
>Thanks in advance,
>Raśl