Re: [Pw_forum] vc-relax calculation

2015-08-03 Thread David Foster
com> wrote: Subject: Re: [Pw_forum] vc-relax calculation To: pw_forum@pwscf.org Date: Monday, August 3, 2015, 5:45 AM Dear David Thank you very much for  answer my question. First I vc-relax the pure surface (obtain a b c) and then different molecules adsorb on surface do vc-relax

Re: [Pw_forum] vc-relax calculation

2015-08-03 Thread Elham
Dear David Thank you very much for answer my question. First I vc-relax the pure surface (obtain a b c) and then different molecules adsorb on surface do vc-relax (a b c) a slightly changed. for comparison result It is problem? Best Regards Elham Ph.D. Student of Chemistry

Re: [Pw_forum] vc-relax calculation

2015-08-02 Thread David Foster
Foster Ph.D. Student of Chemistry On Sun, 8/2/15, Elham <e.chemistr...@gmail.com> wrote: Subject: [Pw_forum] vc-relax calculation To: pw_forum@pwscf.org Date: Sunday, August 2, 2015, 10:16 PM Dear PWSCF experts and PWSCF users Is necessary

[Pw_forum] vc-relax calculation

2015-08-02 Thread Elham
Dear PWSCF experts and PWSCF users Is necessary do vc-relax calculation after the relax calculation for electronic calculation (band,dos,..)? What is necessary do vc-relax calculation? Thanks so much Elham ___ Pw_forum mailing list Pw_forum@pwscf.org

[Pw_forum] vc-relax calculation did not converge after 100 iterations

2014-10-31 Thread Boateng Isaac Wiafe
Dear All, I am performing a vc-relax calculation on a LaFeO3 perovskite system. The calculation exited after 100 iterations as it did not converge. Should I increase the electron_maxstep to 1000 or there is something wrong with the configuration I have set. Please find attached my input file and

[Pw_forum] vc-relax calculation

2013-11-11 Thread Julen Larrucea
Dear Ehsan, As Sanjeev pointed out, it is a good to attach your error message when asking for help. After running your example, I get the following error message: .

[Pw_forum] vc-relax calculation

2013-11-10 Thread ehsan targholi
*hi* *dear all, thanks for reply to my earlier question. i want to optimize graphene , but i have problem in vc-relax calculation. my input is : calculation = 'vc-relax' , restart_mode='from_scratch' prefix='gs32' wf_collect

[Pw_forum] vc-relax calculation

2013-11-10 Thread Sanjeev Gupta
can you post the error? bests sanjeev On Sun, Nov 10, 2013 at 11:43 AM, ehsan targholi wrote: > > *hi* > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > *dear all, thanks for reply to my earlier question. i

[Pw_forum] vc-relax calculation

2012-12-03 Thread marziyeh khodadad
Dear All. After vc-relax calculation how we can calculate optimized lattice parameters from output file. My unit cell is tetragonal-P, I study Doc espresso and I see the relation between bravais lattice vector and Lattice parameter for tetragonal-P structure . but in my vc-relax output file, the