[QE-users] Preserve space group during relaxation

Lorenzo Paulatto lorenzo.paulatto at cnrs.fr
Fri Jun 6 07:35:05 CEST 2025


Hello,


vc-relax, without constraints, does not break the symmetry of the 
crystal, because the forces themselves are symmetric.

kind regards


On 05/06/2025 22:58, Dr. Sheharyar Pervez Assistant Professor FES wrote:
> Hello,
>
> I know that |cell_dofree='ibrav'| will keep the lattice consistent. 
> But is there any way to keep the |space_group |consistent as well? Or 
> will |cell_dofree| take care of that as well?
>
> Thank you.
>
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Dr. Lorenzo Paulatto
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