Point-Charge--Freq


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Dear Developer,

Can we do optimization and Freq calculations in the presence of point charge,
As I found numerical Freq give reasonable result but analytical not (many negative freq).

Also It seems external-nuclei plus external-electron interactions are included in total energy
and thus Hessian matrix. Therefore, derivative related properties such as Freq and Optimization should be fine.

Am I correct?

In advance, thanks for all information.

Best regards,
S. Naghavi
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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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Forum Vet
Yes, you should be able to do this.


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