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[Marcel Mohr <marcel@physik.tu-berlin.de>]

Hi Tom

my file trf2_4.in looks like this and produced phonon DOS output.
Don't remember details, it was some month ago.

-->
!Input file for the ifc code. Analysis of the AlAs DDB

!Flags
 ifcflag   1     ! Interatomic force constant flag

!Wavevector grid number 1 (coarse grid, from DDB)
  brav    4      ! Bravais Lattice : 1-S.C., 2-F.C., 3-B.C., 4-Hex.)
  ngqpt   10  10  4   ! Monkhorst-Pack indices
  nqshft  1         ! number of q-points in repeated basic q-cell
  q1shft  0.0 0.0 0.0

!Effective charges
     asr   1     ! Acoustic Sum Rule. 1 => imposed asymetrically

!Interatomic force constant info
  dipdip  1      ! Dipole-dipole interaction treatment
  eivec   1

  thmflag 1
  ng2qpt  20 20 12
  iwchan  1
  nchan   210
  nwchan 2
  a2fsmear  0.020        ! Default 0.00002
  telphint  1
  elphsmear 0.4           ! default 0.02
<---


Cheers Marcel

________________________________________________________________________
Marcel Mohr                     Institut für Festkörperphysik, TU Berlin
marcel(at)physik.tu-berlin.de   Sekr. EW 5-4
TEL: +49-30-314 24442           Hardenbergstr. 36
FAX: +49-30-314 27705           10623 Berlin


On Fri, 11 Jul 2008, tomblister@hotmail.com wrote:

> Dear all,
>   I've already obtained the phonon frequencies through reponse function
> calculation, but I don't know how to get phonon DOS data. Can I get the data
> directly from the output file or log file?
>   Thanks a lot in advance, longing for the reply!
>
> sincerely,
> tom
> 2008.7.11.