[CP2K-user] [CP2K:21281] frequencies

Sihem AZIZI sihemazizi85 at gmail.com
Thu Mar 13 21:26:42 UTC 2025


Dear all,
I'm trying to calculate the frequencies of an organic molecule, and each 
time I get two or three negative values. I don't understand why. When I do 
the same thing with Gaussian, all the values ​​are positive. Can you help 
me? Thank you.

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