Dear All,
        I found this very useful suggestion on how to calculate BSSE

http://www.mail-archive.com/[email protected]/msg02916.html


Anyway, I am facing a problem. I mean an obvious problem that I would like to solve.

I am calculating the adsorption of an aliphatic molecule on top of TiO2 surface.

I read this

"1 calculation with the same k-point grid, mesh grid, and cell size as system A, but only for the adsorbed molecule, fully relaxed to a similar tolerance
as system A. Find its total energy. Call this E-AD"

Same k-point? It means that for the molecule I have to consider a 2x1x1 sampling of the BZ. Calculation with siesta 3.1 gives (as I would expect) a segmentation since I think almost useless to sample the BZ of a molecule. AM I wrong?

Thanks for your suggestion

Best,
Giacomo



--
* * * * * * * * * * * * * * * * * * * * * * * * *
*   Giacomo Giorgi                              *
*   Ph.D.                                       *
*   Dipartimento di Chimica e Istituto di       *
*   Scienze e Tecnologie Molecolari ISTM-CNR    *
*   Universita' degli Studi di Perugia          *
*   Via Elce di Sotto 8  06123 Perugia Italia   *
*   Tel: +39 075-5855618  Fax: +39 075-5855606  *
*   E-mail: giac_at_thch.unipg.it               *
* * * * * * * * * * * * * * * * * * * * * * * * *






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