[Pw_forum] How to calculate inverse participation ratio (IPR) using espresso?

[reza vatan]

Dear Stefano,

Thank you for your comment. It was helpful.

Best,
Reza

On Sun, Jul 26, 2015 at 10:25 AM, Stefano de Gironcoli <degironc at sissa.it>
wrote:

> I guess what you may look at is the integral of |psi|^4 over your cell.
> There should be a post-processing tool computing local density of states
> (basically |psi|^2) that could be easily modified for your purpose
>
> stefano
> (sent from my phone)
>
> > On 24 Jul 2015, at 02:12, reza vatan <rezavatan64 at gmail.com> wrote:
> >
> > Dear all,
> >
> > I obtained the DOS plot (the attachment) of a-Si generated by a
> supercell containing 64 atom using QE. For finding mobility edge in my DOS
> plot, I'm willing to calculate the inverse participation ratio of the
> electronic states in the plot as a measure of localization. I'm wondering
> if there is any way to calculate IPR using Espresso output files.
> >
> > Any suggestion would be highly appreciated.
> >
> > Thanks in advance.
> >
> > Best,
> > Reza
> > <dos.png>
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