Research Article

Prediction of Tetraoxygen Reaction Mechanism with Sulfur Atom on the Singlet Potential Energy Surface

Table 5

HOMO and LUMO energies (in atomic unit) of OOSOO, SO2, SO4  ( ), and SO4  ( ) molecules.

OOSOOSO2SO4 ( )SO4 ( )

−0.2763−0.3472−0.3640−0.3772
−0.2153−0.1399−0.1613−0.3233
−0.0610−0.2073−0.2027−0.0539