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Re: [abinit-forum] index ordering in real space wavefunc


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  • From: Deyu Lu <deyulu@yahoo.com>
  • To: forum@abinit.org
  • Subject: Re: [abinit-forum] index ordering in real space wavefunc
  • Date: Tue, 15 May 2007 12:11:48 -0700 (PDT)
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Thank you, Riad. It helps.

Deyu

--- Riad Shaltaf <shaltaf@pcpm.ucl.ac.be> wrote:

> Dear Lu,
>
> did you check the documentation in section 6.5 of
> the Abinis help file,
> if not it might help you
>
>
http://www.abinit.org/Infos_v5.3/users/abinis_help.html
>
> best regards
>
> Riad
>
>
>
>
> On Tue, 2007-05-15 at 02:53 +0200, deyulu@yahoo.com
> wrote:
> > Dear abinit users:
> > I want to visualize the dielectric
> eigen-modes (ppmodel=3) in real space. The G space
> to real space FFT can be achieved by using
> fftwfn.F90, similarly as in routines screening.F90
> and sigma.F90. In order to view it in xcrysden, I
> need to know the index ordering. Assume a FFT grid
> nz, ny, nx, my feeling is that the data are order
> according to the same format as the xsf format
> (fourdp.F90), i.e.:
> > write(*,*)
> > $ (((value(ix,iy,iz),ix=1,nx),iy=1,ny),iz=1,nz)
> >
> > Could someone confirm it?
> >
> > Thanks
> > Deyu
> >
> >
>
***************************************************************************
> > Deyu Lu (Ph.D)
> >
> > 190 Chemistry Building
> > University of California, Davis
> > One Shields Avenue
> > Davis, CA 95616
> > Office phone: (530) 754-9663
> > Group Webpage: http://angstrom.ucdavis.edu/
> >
> >
>
***************************************************************************
> >
> --
> Dr. Riad Shaltaf
> UCL/SE/FSA/MAPR/PCPM
> Tel: +32 (0)10 47 28 50 Bâtiment
> Boltzmann, a+1
> Fax: +32 (0)10 47 34 52 1 place Croix du
> Sud
> Mel: shaltaf@pcpm.ucl.ac.be 1348
> Louvain-la-Neuve (Belgique)
>
>




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