[Pw_forum] Electron-phonon coupling

[Eyvaz Isaev]

Hi Paolo,

OK, I see. Thank you. 

Eyvaz.
--- Paolo Giannozzi <giannozz at nest.sns.it> wrote:
> Hi
> 
> > Everthing seems to be clear, excludind the "nsig"
> > parameter. I guess it means number of gaussian
> > broadening, i.e. it should be the same as
> "ngauss".
> 
> no, it's not the same: ngauss = kind of gaussian
> broadening;
> nsig = number of different gaussian broadenings used
> to 
> calculate the double sum at EFermi appearing in the
> expression
> of the el-ph coupling . Several different values of
> the gaussian
> broadening are used to test convergence, as earlier
> explained 
> on this mailing list
> 
> Paolo
> 
> -- 
> Paolo Giannozzi             e-mail: 
> giannozz at nest.sns.it
> Scuola Normale Superiore    Phone:   +39/050509412
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