Dear QE users, I want to calculate the mobility of metal atom on surface bu neb.x. However, the image 9 is very difficult to converge. Could you please give me some advice. The input file as follows:
Thanks. LIANG XIongyi City University of Hong Kong BEGIN BEGIN_PATH_INPUT &PATH restart_mode = 'from_scratch' string_method = 'neb', nstep_path = 30, ds = 1.D0, opt_scheme = "broyden", num_of_images = 10, k_max = 0.3D0, k_min = 0.2D0, path_thr = 0.05D0, / END_PATH_INPUT BEGIN_ENGINE_INPUT &CONTROL prefix='av-y', outdir='/home/qeuser/Clarence/phosphorene/v/d3/av/neb', pseudo_dir='/home/qeuser/SSSP_acc_PBE' , verbosity='low', etot_conv_thr = 1.0D-5 , forc_conv_thr = 6.0D-4 , nstep = 200 , wf_collect = .true. , verbosity='low', / &SYSTEM ibrav=8, celldm(1)=25.0298004651d0, celldm(2)=1.3810663486d0, celldm(3)=1.8874762178d0, nat=65, ntyp=2, ecutwfc=50, ecutrho=500, input_dft='PBE', occupations='smearing', smearing = 'gaussian' , degauss = 0.005 , nspin = 2 , starting_magnetization(1) = 0.5 , vdw_corr = 'DFT-D3' , / &ELECTRONS conv_thr=1d-06, mixing_beta=0.7d0, mixing_mode ='local-TF', electron_maxstep = 1000 , / &IONS / ATOMIC_SPECIES P 30.973800d0 P.pbe-n-rrkjus_psl.1.0.0.UPF V 50.941500d0 V_pbe_v1.uspp.F.UPF K_POINTS {automatic} 5 5 1 0 0 0 BEGIN_POSITIONS FIRST_IMAGE ATOMIC_POSITIONS {crystal} P 0.062364056 0.146835680 0.461004179 P 0.187979850 0.227571721 0.458486567 P 0.187359072 0.023967396 0.547448145 P 0.062390271 0.105486489 0.546314111 P 0.062391562 0.397230966 0.452233415 P 0.187453676 0.479039381 0.452606421 P 0.189364962 0.278117380 0.541172586 P 0.062407749 0.357692419 0.537875656 P 0.062401956 0.644403307 0.461059945 P 0.188082333 0.725080248 0.462700469 P 0.188395810 0.514757114 0.539192335 P 0.062460702 0.595965919 0.543895751 P 0.062381001 0.895525242 0.463867650 P 0.186790459 0.977279845 0.463560403 P 0.187798718 0.768448197 0.547468271 P 0.062423049 0.849704828 0.548098847 P 0.312659868 0.146168383 0.460453461 P 0.437781276 0.227744221 0.458426404 P 0.437455901 0.023776880 0.547310817 P 0.312549613 0.105320407 0.545904997 P 0.312139598 0.397030501 0.450854221 P 0.438074098 0.477737365 0.445066729 P 0.439912044 0.279485733 0.540862256 P 0.314542445 0.359645859 0.537231792 P 0.314544837 0.644905805 0.460878636 P 0.434594009 0.730077067 0.459781958 P 0.448827043 0.514927416 0.532500900 P 0.317525398 0.592780735 0.543968174 P 0.311728367 0.896097058 0.463720553 P 0.436893865 0.977260819 0.463347579 P 0.437860024 0.769032959 0.545891816 P 0.312518709 0.850247622 0.547849195 P 0.562393332 0.146370379 0.460376779 P 0.686969347 0.227774704 0.458451805 P 0.687291897 0.023755188 0.547362489 P 0.562382204 0.105350763 0.545849427 P 0.562473269 0.396448431 0.443507308 P 0.686748477 0.477847993 0.445052781 P 0.684946773 0.279498604 0.540893439 P 0.562452036 0.365431435 0.533574680 P 0.562388294 0.651473527 0.453514755 P 0.690184909 0.730079028 0.459780328 P 0.676015132 0.514980165 0.532495771 P 0.562386005 0.604919173 0.537701074 P 0.562374845 0.896356486 0.463525401 P 0.687848329 0.977264329 0.463389247 P 0.686894465 0.769048044 0.545881597 P 0.562366018 0.850830890 0.547709669 P 0.812039406 0.146172639 0.460500457 P 0.936731753 0.227556339 0.458506445 P 0.937413894 0.023975028 0.547450256 P 0.812195810 0.105311249 0.545951465 P 0.812689390 0.397151038 0.450847120 P 0.937418545 0.479112680 0.452648391 P 0.935397084 0.278168840 0.541173905 P 0.810251826 0.359711909 0.537223718 P 0.810287195 0.644943491 0.460914925 P 0.936753166 0.725104783 0.462754832 P 0.936455552 0.514807673 0.539237217 P 0.807300389 0.592829495 0.544001475 P 0.813022989 0.896104987 0.463696223 P 0.937973444 0.977284048 0.463557949 P 0.937000660 0.768483060 0.547514207 P 0.812240625 0.850260753 0.547823269 V 0.562457425 0.460038104 0.589861636 LAST_IMAGE ATOMIC_POSITIONS {crystal} P 0.062445615 0.146456673 0.451477017 P 0.187505780 0.228300342 0.450996126 P 0.189411819 0.029049537 0.541552681 P 0.062449177 0.108536309 0.537537957 P 0.062447760 0.395196377 0.458733376 P 0.188131570 0.475920562 0.460828460 P 0.188374349 0.265401889 0.537271427 P 0.062442541 0.346561452 0.541532408 P 0.062445852 0.646720019 0.463330906 P 0.186881361 0.728456886 0.463846544 P 0.187786345 0.518231310 0.545890007 P 0.062453053 0.599463807 0.547113520 P 0.062449884 0.896772437 0.462088203 P 0.188068030 0.977403357 0.459227449 P 0.187407760 0.773919686 0.548121428 P 0.062451045 0.855509144 0.547403030 P 0.312157931 0.146197729 0.450100263 P 0.437962144 0.226895792 0.443334809 P 0.439781032 0.030364618 0.541401226 P 0.314537903 0.110579019 0.536930990 P 0.314516246 0.395673292 0.458770827 P 0.434514870 0.480945643 0.457958047 P 0.448849945 0.265612968 0.530384087 P 0.317545829 0.343415876 0.541814557 P 0.311882120 0.647337595 0.463336957 P 0.437025970 0.728486497 0.463886605 P 0.437893522 0.518734801 0.544383856 P 0.312565523 0.599936087 0.546984686 P 0.312792214 0.896123190 0.461534507 P 0.437703418 0.977802230 0.459342638 P 0.437537090 0.773854879 0.548208275 P 0.312529860 0.855396994 0.547005515 P 0.562445549 0.145582412 0.442645546 P 0.686938850 0.226884972 0.443352934 P 0.685108766 0.030376879 0.541401741 P 0.562439931 0.116211878 0.533161816 P 0.562454842 0.402446010 0.451051275 P 0.690383198 0.480958602 0.457954855 P 0.676029527 0.265601905 0.530394460 P 0.562442494 0.355543724 0.535081296 P 0.562448326 0.647583315 0.463280787 P 0.687873726 0.728484011 0.463890075 P 0.687007439 0.518737405 0.544382783 P 0.562448794 0.600455024 0.546972980 P 0.562448881 0.896623478 0.461579252 P 0.687191466 0.977803753 0.459347311 P 0.687350603 0.773851566 0.548211631 P 0.562445632 0.855549232 0.547048125 P 0.812742443 0.146187679 0.450102692 P 0.937382360 0.228298381 0.450991288 P 0.935497478 0.029039399 0.541554721 P 0.810375354 0.110570352 0.536929886 P 0.810378355 0.395682293 0.458771630 P 0.936769992 0.475925052 0.460830172 P 0.936505251 0.265408800 0.537265660 P 0.807335019 0.343422437 0.541813266 P 0.813017687 0.647336128 0.463349568 P 0.938011871 0.728458147 0.463853218 P 0.937122704 0.518229776 0.545892176 P 0.812342101 0.599934329 0.546995984 P 0.812096929 0.896122158 0.461548112 P 0.936825737 0.977397364 0.459230552 P 0.937491966 0.773921441 0.548127880 P 0.812360758 0.855393535 0.547018412 V 0.562433776 0.211933054 0.588349784 END_POSITIONS END_ENGINE_INPUT END
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