[Pw_forum] lm decomposed band structure
Gianluca Giovannetti
gianluca.giovannetti at gmail.com
Fri Mar 5 15:54:04 CET 2010
Dear Gabriele,
can i find somewhere in the web more informations on how to use plotproj.x ?
foe example what is "filename1" in PW language?
thank you.
G.
On Thu, Mar 4, 2010 at 6:06 PM, Gabriele Sclauzero <sclauzer at sissa.it>wrote:
> Something like this?
>
> PROGRAM plotproj
> !
> ! This small program is used to select the band eigenvalues whose
> ! wavefunctions projected on atomic wavefunctions have projections larger
> ! than a given threshold. It requires two input files. The first is a
> ! file with the band eigenvalues, written in the output of pw.x.
> ! The input file with the bands has the following format:
> ! nbnd, nks ! number of bands, number of k points
> ! --- blank line
> ! kvector coordinates
> ! --- blank line
> ! bands eigenvalues
> ! ...
> ! --- blank line
> ! kvector coordinates
> ! --- blank line
> ! bands eigenvalues
> ! ...
> !
> ! The second file is written by the projwfc.x program with the option
> ! lsym=.false.
> !
> ! The input of this program is:
> ! filename ! name of the file with the band eigenvalues
> ! filename1 ! name of the file with the projections
> ! fileout ! name of the output file where the bands are written
> ! threshold ! see below
> ! ncri ! number of criterions for selecting the bands
> ! for each criterion
> ! first_atomic_wfc, last_atomic_wfc ! the band is selected if the
> ! sum of the projections on
> ! the atomic wavefunctions between
> ! first_atomic_wfc and
> ! last_atomic_wfc is larger than
> ! threshold. The sum is done on
> ! all criterions.
> !
> #include "f_defs.h"
>
> It is the plotproj.x utility in the PP directory. I never used it actually,
> since at the
> time I needed this kind of thing this utility was not included in the QE
> distro and I made
> something similar by my own, so I cannot tell you how this works.
>
>
> GS
>
>
> Duy Le wrote:
> > Dear all,
> >
> > Is there a way (already implemented) to do site-lm decomposed band
> > structure? I want to know characters of bands and also which atoms
> > contribute to those bands.
> >
> > Best regards,
> >
> > --------------------------------------------------
> > Duy Le
> > PhD Student
> > Department of Physics
> > University of Central Florida.
> >
> > "Men don't need hand to do things"
> > _______________________________________________
> > Pw_forum mailing list
> > Pw_forum at pwscf.org
> > http://www.democritos.it/mailman/listinfo/pw_forum
> >
>
> --
>
>
> o ------------------------------------------------ o
> | Gabriele Sclauzero, PhD Student |
> | c/o: SISSA & CNR-INFM Democritos, |
> | via Beirut 2-4, 34014 Trieste (Italy) |
> | email: sclauzer at sissa.it |
> | phone: +39 040 3787 511 |
> | skype: gurlonotturno |
> o ------------------------------------------------ o
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