Search found 5 matches

by bouhadda
Mon Mar 17, 2014 8:56 am
Forum: Response calculations
Topic: elastic constant for metal [SOLVED]
Replies: 2
Views: 4065

Re: elastic constant for metal [SOLVED]

Hi Igor,
thank you for response : it works!! thank you very much
by bouhadda
Sun Mar 09, 2014 11:46 am
Forum: Response calculations
Topic: elastic constant for metal [SOLVED]
Replies: 2
Views: 4065

elastic constant for metal [SOLVED]

dear users, I try to calculate the elastic consatnt for FeTiH (metal), (fetih.in , fetih.out and fetih .log are atteched) but I don't have a good results. looking to my calculation i hav'not a Convergence in my calculation even when I use a very big nstep (5000!) and also a big ecut (a good ecut and...
by bouhadda
Tue Jan 24, 2012 2:35 pm
Forum: Response calculations
Topic: [SOLVED] Elastic constants of MgSiO3 with Pbcn space group
Replies: 6
Views: 5954

Re: Elastic constants of MgSiO3 with Pbcn space group

hi,
my problem is solved. in fact, I just put rfstr3 = 3 (in the libh4.in)
thanks
by bouhadda
Sun Jan 22, 2012 10:15 am
Forum: Response calculations
Topic: [SOLVED] Elastic constants of MgSiO3 with Pbcn space group
Replies: 6
Views: 5954

Re: Elastic constants of MgSiO3 with Pbcn space group

dear Dr Mathieu,
i have the same problem but with LiBH4 (pnma) and i don't know if the problem of Andrey Chibisov is solved. also I don't know exactly what you mean with "you are missing strain perturbations" ?
here you can found my input and output files.