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yangxuezhang金蟲 (正式寫手)
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[求助]
siesta計算問題
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我算了一個Ti3SiC2的機構(gòu),一個包而已,但是提交到機器后,算了很久,前面一次到了walltime掉下來了,后面改了walltime不過現(xiàn)在一直在算,不知道怎么解決,問了一個人,他說我的輸出文件的dDmax這個參數(shù)不是一直保持很大,說明是收斂的 1.請問他說得對不對,這個收斂標(biāo)準對不對,如果不對怎么判斷? 2.如果收斂了,請問是什么問題導(dǎo)致這種問題,我的MD參數(shù)都是用的默認的 |
金蟲 (正式寫手)
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麻煩大俠看一看 SystemLabel Ti3SiC2 NumberOfAtoms 12 NumberOfSpecies 3 %block ChemicalSpeciesLabel 1 22 Ti 2 6 C 3 14 Si %endblock ChemicalSpeciesLabel PAO.BasisSize DZP PAO.EnergyShift 0.02 Ry PAO.SplitNorm 0.2 %block kgrid_Monkhorst_Pack 7 0 0 0.5 0 7 0 0.5 0 0 5 0.5 %endblock kgrid_Monkhorst_Pack MeshCutoff 150. Ry SolutionMethod diagon MaxSCFIterations 60 DM.MixingWeight 0.1 DM.NumberPulay 4 ElectronicTemperature 5 K #DM.UseSaveDM true #UseSaveData true SpinPolarized false xc.functional GGA xc.authors PBE # Molecular dynamics and relaxations MD.TypeOfRun CG # Type of dynamics: MD.NumCGsteps 5000 MD.MaxCGDispl 0.1 Ang # Maximum atomic displacement MD.VariableCell .true. WriteMullikenPop 1 SaveDeltaRho .true. SaveRho .true. SaveElectrostaticPotential .true. SaveTotalPotential .true. DM.UseSaveDM true UseSaveData true LatticeConstant 3.082 Ang %block LatticeVectors 1.000 0.000 0.000 0.500 0.866 0.000 0.000 0.000 5.712 %endblock LatticeVectors AtomicCoordinatesFormat Fractional %block AtomicCoordinatesAndAtomicSpecies 0.00000 0.00000 0.00000 1 0.00000 0.00000 0.50000 1 0.33300 0.66670 0.13550 2 0.66670 0.33330 0.63550 2 0.66670 0.33330 0.86450 2 0.33330 0.66670 0.36450 2 0.00000 0.00000 0.25000 3 0.00000 0.00000 0.75000 3 0.33330 0.66670 0.57220 1 0.33330 0.66670 0.92780 1 0.66670 0.33330 0.07220 1 0.66670 0.33330 0.42780 1 %endblock AtomicCoordinatesAndAtomicSpecies # Output options WriteCoorInitial .true. WriteCoorStep .true. WriteForces .true. WriteKpoints .true. WriteEigenvalues .true. WriteDM .true. WriteKbands .true. WriteBands .true. WriteWaveFunctions .true. WriteMullikenPop 1 # Write Mulliken Population Analysis WriteCoorXmol .true. WriteCoorCerius .true. WriteMDCoorXmol .true. WriteMDhistory .true. WriteMDXmol .true. |


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