How to get the open shell singlet state (singlet biradical) of ozone (O3)


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Hi Niri,

I notice that, if you optimize the structure with the open-shell singlet, you get nearly the same
spin-contamination <S2>=0.414265 of Gaussian09. I think the structure of open-shell singlet is similar
to triplet than singlet.

Shahab
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S. Shahab Naghavi
(SISSA)
Scuola Internazionale Superiore di Studi Avanzati
Via Bonomea 265, Tireste, Italy
Phone: +39-403787448
Email(1): snaghavi@sissa.it
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