[Pw_forum] Geometry_Optimization

Giovanni Cantele giovanni.cantele at spin.cnr.it
Thu Feb 18 10:22:07 CET 2016


Dear Amir,

it should be an error associated to symmetries, even though I cannot figure out where it comes from! However, if you want just to have the job running, adding nosym=.true. to the SYSTEM name list fixes the problem, because in that case symmetries are not used and so this strange symmetrisation issue is not found.

Giovanni


> On 17 Feb 2016, at 23:31, Mofrad, Amir Mehdi (MU-Student) <amzf5 at mail.missouri.edu> wrote:
> 
> Dear all QE experts and developers, 
> 
> I want to do a geometry optimization on a zeolite but I get the following error: 
> 
> task #         0
>      from sym_rho_init_shell : error #         2
>      lone vector
> When I use xcrysden to visualize my structure it looks okay but I don't know what the reason is for the error. I put my input file in case you need to look at: 
> 
> &CONTROL
>  calculation = 'relax' ,
>  restart_mode = 'from_scratch' ,
>  wf_collect = .true. ,
>  outdir = './scratch' ,
>  wfcdir = './scratch' ,
>  pseudo_dir = '/global/espresso/pseudo' ,
>  prefix = 'CHA' ,
>  verbosity = 'high' ,
>  etot_conv_thr = 1e-5 ,
>  forc_conv_thr = 1e-4 ,
>  nstep = 50 ,
>  tstress = .true. ,
>  tprnfor = .true. ,
> 
>  /
> 
> &SYSTEM
>  ibrav = 0,
>  nat = 108,
>  ntyp = 2,
>  nr1= 32,
>  nr2=32,
>  nr3=32,
>  ecutwfc = 30 ,
>  ecutrho = 300 ,
> 
> /
> 
> &ELECTRONS
>   electron_maxstep = 100,
>   conv_thr = 3e-8 ,
>   mixing_mode = 'plain' ,
>   mixing_beta = 0.7 ,
>   diagonalization = 'david' ,
> 
> / &IONS
>                 ion_dynamics = 'bfgs' ,
>             trust_radius_ini = 0.5 ,
>  /
> 
> CELL_PARAMETERS angstrom
>  13.6750   0.000000   0.000000
> -6.83750  11.84290   0.000000
> -0.00000  -0.00000   14.76700
> 
> ATOMIC_SPECIES
>     Si   28.08600  Si.pbe-n-rrkjus_psl.0.1.UPF
>     O   15.99940  O.pbe-n-rrkjus_psl.0.1.UPF
>  ATOMIC_POSITIONS angstrom
>  O  11.66477   1.16060   1.81191
>  O  11.23606   3.67248   2.46166
>  O   0.00068   2.84822   1.94186
>  O  -1.76202   3.05191   0.00000
> Si  12.12289   2.68123   1.55201
>  O   6.83750   9.52169   1.81191
>  O   2.01022   1.16060   1.81191
>  O  -4.82728  10.68229  12.95509
>  O   4.82727  10.68229  12.95509
>  O  -0.00000   2.32121  12.95509
>  O   4.82727   5.10824   6.73424
>  O   6.83750   1.62642   6.73424
>  O   8.84772   5.10824   6.73424
>  O   8.84772   2.78703   3.11042
>  O   4.82727   2.78703   3.11042
>  O   6.83750   6.26884   3.11042
>  O  -2.01023   9.05587  11.65658
>  O  -0.00000   5.57406  11.65658
>  O   2.01022   9.05587  11.65658
>  O   2.01022   6.73466   8.03276
>  O  -2.01023   6.73466   8.03276
>  O  -0.00000  10.21647   8.03276
>  O   4.87650   7.89448   2.46166
>  O   4.39993   0.27594   2.46166
>  O  -2.43757  11.56696  12.30534
>  O   4.39856   8.17041  12.30534
>  O  -1.96100   3.94842  12.30534
>  O  -4.39857   8.17041  12.30534
>  O   1.96099   3.94842  12.30534
>  O   2.43757  11.56696  12.30534
>  O   9.27507   0.27594   2.46166
>  O   2.43894   3.67248   2.46166
>  O   8.79849   7.89448   2.46166
>  O   4.39856   7.62011   7.38399
>  O  -1.96100  11.84211   7.38399
>  O  -2.43757   4.22357   7.38399
>  O   2.43757   4.22357   7.38399
>  O  -4.39856   7.62011   7.38399
>  O   1.96099  11.84211   7.38399
>  O   4.37053  10.41938   1.94186
>  O  -4.37121  10.41820   1.94186
>  O   2.46629   1.42470  12.82514
>  O   6.83818   8.99468  12.82514
>  O  11.20803   1.42352  12.82514
>  O   6.83818   6.79585   6.86419
>  O   4.37053   2.52412   6.86419
>  O   9.30379   2.52293   6.86419
>  O   9.30379   5.37233   2.98047
>  O   6.83818   1.09942   2.98047
>  O   4.37053   5.37115   2.98047
>  O   0.00068  10.74348  11.78653
>  O  -2.46697   6.47175  11.78653
>  O   2.46629   6.47056  11.78653
>  O   2.46629   9.31996   7.90281
>  O   0.00068   5.04705   7.90281
>  O  -2.46697   9.31878   7.90281
>  O   5.07548   8.79098   0.00000
>  O   3.52405   0.00000   0.00000
>  O  -5.07548   8.79098   0.00000
>  O   1.76202   3.05191   0.00000
>  O  10.15095   0.00000   0.00000
>  O   5.07548   6.99955   4.92233
>  O   5.07548   0.89572   4.92233
>  O  10.36155   3.94763   4.92233
>  O   8.59952   0.89572   4.92233
>  O   8.59952   6.99955   4.92233
>  O   3.31345   3.94763   4.92233
>  O  -1.76202  10.94718   9.84467
>  O  -1.76202   4.84335   9.84467
>  O   3.52405   7.89526   9.84467
>  O   1.76202   4.84335   9.84467
>  O   1.76202  10.94718   9.84467
>  O  -3.52405   7.89526   9.84467
> Si   5.29154   9.15811   1.55201
> Si   3.09807   0.00355   1.55201
> Si  -3.73943  11.83934  13.21499
> Si   5.28539   9.16166  13.21499
> Si  -1.54596   2.68478  13.21499
> Si  -5.28539   9.16166  13.21499
> Si   1.54596   2.68478  13.21499
> Si   3.73943  11.83934  13.21499
> Si  10.57693   0.00355   1.55201
> Si   1.55211   2.68123   1.55201
> Si   8.38346   9.15811   1.55201
> Si   5.28539   6.62886   6.47435
> Si   5.29154   1.26285   6.47435
> Si   9.93557   3.95118   6.47435
> Si   9.93557   3.94408   3.37032
> Si   5.28539   1.26640   3.37032
> Si   5.29154   6.63242   3.37032
> Si   8.38961   1.26640   3.37032
> Si   8.38346   6.63242   3.37032
> Si   3.73943   3.94408   3.37032
> Si   3.73943   3.95118   6.47435
> Si   8.38961   6.62886   6.47435
> Si   8.38346   1.26285   6.47435
> Si  -1.55211  10.57650  11.39668
> Si  -1.54596   5.21048  11.39668
> Si   3.09807   7.89882  11.39668
> Si   3.09807   7.89171   8.29265
> Si  -1.55211   5.21403   8.29265
> Si  -1.54596  10.58005   8.29265
> Si   1.55211   5.21403   8.29265
> Si   1.54596  10.58005   8.29265
> Si  -3.09807   7.89171   8.29265
> Si  -3.09807   7.89882  11.39668
> Si   1.55211  10.57650  11.39668
> Si   1.54596   5.21048  11.39668
> 
> K_POINTS automatic
> 4 4 4 1 1 1
> 
> Any help would be thoroughly appreciated.
> 
> 
> Amir M. Mofrad    
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-- 

Giovanni Cantele, PhD
CNR-SPIN
c/o Dipartimento di Fisica
Universita' di Napoli "Federico II"
Complesso Universitario M. S. Angelo - Ed. 6
Via Cintia, I-80126, Napoli, Italy
e-mail: giovanni.cantele at spin.cnr.it
Phone: +39 081 676910
Skype contact: giocan74

ResearcherID: http://www.researcherid.com/rid/A-1951-2009
Web page: http://people.na.infn.it/~cantele

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