how to choose the frequency at which stress is calculated
lar... at lbl.gov
lar... at lbl.gov
Tue Sep 15 15:29:28 UTC 2015
Thanks Matt. Interesting capability, I didn't know about it. I will try it.
Best,
Luis
On Sunday, September 13, 2015 at 5:53:08 AM UTC-7, Matt W wrote:
>
> Hi,
>
> the simplest way might be to post process - use the REFTRAJ ensemble in
> the MD to rerun over the frames you like. The overhead of having to redo
> the SCF from not quite as good a guess should be negligible.
>
> Matt
>
> On Friday, September 11, 2015 at 7:47:06 PM UTC+1, lar... at lbl.gov wrote:
>>
>> Dear team,
>>
>> I was wondering if there is any available setting in cp2k to set the
>> frequency at which the stress is calculated in an AIMD simulation. I am
>> currently using metaGGAs in my simulations and because the only way of
>> calculating the pressure is numerically for this type of xc functionals the
>> MD simulations are painfully slow. If there would be a way to not perform
>> the numerical stress calculation every step that would make them
>> manageable. Btw, just changing how often it's printed doesn't change
>> anything. Thanks in advance!
>>
>> Best,
>> Luis
>>
>
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