[CP2K-user] external electric field on slab system

[Matt W]

Should work.

You can always test on a molecule or atom.

On Friday, February 7, 2020 at 2:04:20 AM UTC, Laura Hao wrote:
>
> Dear all,
>
> I am trying to apply an external z-direction electric field on a slab 
> system which is periodic on XY direction and non-periodic on Z direction. 
> Could I use the following command?
>
>
> &EXTERNAL_POTENTIAL
>       FUNCTION (A/B)*Z
>       VALUES [eV] 0.2 [angstrom] 1.0
>       PARAMETERS A B
>     &END EXTERNAL_POTENTIAL
>
>
> Sincerely
> Laura
>
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