[Pw_forum] problem on phonon

[bhabya sahoo]

On Sat, May 28, 2011 at 5:38 PM, bhabya sahoo <bdslipun at gmail.com> wrote:

> sir
> i  used to calculate the phonon calculation on a 4*4*4 grid in cscl phase
> but the unstability persists upto 500 gpa
> but it is the thermodyanamic stability after 140 gpa  kpoints 24*24*24
> what may be reseon i donot know
> please help me
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://www.democritos.it/pipermail/pw_forum/attachments/20110529/ba5d2bd1/attachment.htm