Question about phonon eigenvector output

Phonons, DFPT, electron-phonon, electric-field response, mechanical response…

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200210qb
Posts: 5
Joined: Sun Mar 18, 2012 9:58 pm

Question about phonon eigenvector output

Post by 200210qb » Sun Mar 18, 2012 10:03 pm

Hi, I'm trying to follow the 2nd tutorial on response function came with the abinit package.
I have followed the tutorial closely for every step and I was able to produce the final .eps file with the correct phonon dispersion.
However, if I changed "eievc" option from 4 to 1 or 2 or 3 to output eigenvector, what I got is always an empty file:

more trf2_5.out_PHVEC

#
# phonon eigenvectors (dimensionless) on qph1l list of qpoints
#

The corresponding PHFRQ file is non-empty and correct.
Could you please let me know if I missed any step? Please let me know if further info is needed before any problem can be justified. Thanks so much!

200210qb
Posts: 5
Joined: Sun Mar 18, 2012 9:58 pm

Re: Question about phonon eigenvector output

Post by 200210qb » Tue Mar 20, 2012 5:35 am

Never mind, I found it in the log file with
eievc 2

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