[Pw_forum] About example 22
xirainbow
nkxirainbow at gmail.com
Fri Sep 25 16:25:37 CEST 2009
Dear developers:
There are three trivial slip of example22.
In the "README" file of example22:
ONE: "2) make a band structure calculation for Pt (input=pt.band.in,
output=pt.band.out)."
should be "(input=pt.nscf.in, output=pt.nscf.out)."
TWO:"9) make a self-consistent calculation for Pt in a tetragonal cell with
4 atoms (input=pt.tet4.in, output=pt.tet4.out)."
should be " (input=pt4.in, output=pt4.out)."
THREE: When I try to open "pt.nscf_ph.in" with PWgui, I get the follow
error"syntax error in the input file:expecting keyword ATOMIC SPECIES, but
read PHONON instead"
I use espresso4.0.4. But I notice that in espresso4.1, there is not "
pt.nscf_ph.in" file any more.
The "pt.nscf_ph.in" is given below:
"Pt
Pt
&control
calculation = 'phonon'
restart_mode='from_scratch',
prefix='Pt',
pseudo_dir = '/home/raman/espresso-4.0.4/pseudo/',
outdir='/home/raman/tmp/'
/
&system
ibrav= 2, celldm(1) =7.42, nat= 1, ntyp= 1,
lspinorb=.true.,
noncolin=.true.,
starting_magnetization=0.0,
occupations='smearing',
degauss=0.02,
smearing='mp',
ecutwfc =30.0,
ecutrho =250.0,
/
&electrons
mixing_beta = 0.7,
conv_thr = 1.0d-8
/
&phonon
xqq(1)=1.d0,
xqq(2)=0.d0,
xqq(3)=0.d0,
/
ATOMIC_SPECIES
Pt 79.90 Ptrel.RRKJ3.UPF
ATOMIC_POSITIONS
Pt 0.0000000 0.00000000 0.0
K_POINTS AUTOMATIC
2 2 2 1 1 1"
--
____________________________________
Hui Wang
School of physics, Nankai University, Tianjin, China
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