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dfy50新蟲 (小有名氣)
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[求助]
單原子在金紅石結構中的能量
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我想算單原子例如Sn或者O原子在金紅石型SnO2中的能量,各位大?纯葱〉苓@樣的輸入文件對不對,例如算Sn原子的時候就把金紅石里面的O原子刪了再計算,這樣算成立么,輸入文件如下 INCAR system=TiO2-Anatase-gga ISIF=3 NSW=15 ISTART=0 IBRION=2 ISMEAR=0 !0 ! for less K-point, set 0. try -5 (tetrahedron method valid for NKPT>=4) with multi-KPOINTS NFREE =15 NELM =120 NELMIN= 4 NELMDL = -12 ENCUT=250 NBANDS=60 Prec=Normal ROPT=-5E-4 -5E-4 -5E-4 ! * Making the calculations faster IALGO = 48 ! RMM-DIIS algorithm for electrons LREAL =.FALSE. ! evaluate projection operators in real space NSIM = 4 ! blocked algorithm update, four bands at a time LELF=TURE ICHARG=1 KPOINTS Gamma-point only 1 ! one k-point Rec ! in units of the reciprocal lattice vector 0 0 0 1 ! 3 coordinates and weight POSCAR RT-TiO2 ! FROM NRL 1.0 4.59373000 0.00000000 0.00000000 0.00000000 4.59373000 0.00000000 0.00000000 0.00000000 2.95812000 2 DIRECT 0.00000000 0.00000000 0.00000000 0.50000000 0.50000000 0.50000000 結果輸出如下 vasp.4.6.28 25Jul05 complex POSCAR found : 1 types and 2 ions LDA part: xc-table for Ceperly-Alder, standard interpolation POSCAR, INCAR and KPOINTS ok, starting setup WARNING: wrap around errors must be expected FFT: planning ... 4 reading WAVECAR WARNING: chargedensity file is incomplete entering main loop N E dE d eps ncg rms rms(c) RMM: 1 -0.683565056167E+01 -0.68357E+01 -0.92993E+02 60 0.563E+01 RMM: 2 -0.200878692289E+02 -0.13252E+02 -0.76576E+01 60 0.118E+01 RMM: 3 -0.207429613605E+02 -0.65509E+00 -0.36739E+00 60 0.314E+00 RMM: 4 -0.207883692799E+02 -0.45408E-01 -0.34644E-01 60 0.105E+00 RMM: 5 -0.207935292095E+02 -0.51599E-02 -0.48420E-02 60 0.406E-01 RMM: 6 -0.207943351652E+02 -0.80596E-03 -0.77193E-03 60 0.165E-01 RMM: 7 -0.207944659283E+02 -0.13076E-03 -0.12731E-03 60 0.660E-02 RMM: 8 -0.207944879625E+02 -0.22034E-04 -0.21513E-04 60 0.273E-02 RMM: 9 -0.207944919941E+02 -0.40316E-05 -0.39754E-05 110 0.109E-02 RMM: 10 -0.207944923987E+02 -0.40467E-06 -0.39817E-06 96 0.361E-03 RMM: 11 -0.207944924384E+02 -0.39669E-07 -0.39119E-07 89 0.643E-04 RMM: 12 -0.207944924376E+02 0.77387E-09 0.00000E+00 73 0.000E+00 0.295E+00 RMM: 13 -0.206605450558E+02 0.13395E+00 -0.20905E-02 120 0.214E-01 0.166E+00 RMM: 14 -0.206030344905E+02 0.57511E-01 -0.42321E-02 120 0.307E-01 0.206E-01 RMM: 15 -0.206026093126E+02 0.42518E-03 -0.17013E-03 120 0.681E-02 0.691E-02 RMM: 16 -0.206025996737E+02 0.96389E-05 -0.11676E-04 109 0.175E-02 1 F= -.20602600E+02 E0= -.20432338E+02 d E =-.206026E+02 curvature: 0.00 expect dE= 0.000E+00 dE for cont linesearch 0.000E+00 trial: gam= 0.00000 g(F)= 0.352E-63 g(S)= 0.657E+02 ort = 0.000E+00 (trialstep = 0.100E+01) search vector abs. value= 0.657E+02 bond charge predicted LAPACK: Routine ZPOTRF failed! 4 是什么問題,謝謝各位大牛幫忙瞧瞧,我這樣算單原子可以么 [ Last edited by dfy50 on 2012-4-4 at 16:46 ] |
新蟲 (小有名氣)
木蟲 (正式寫手)
養(yǎng)殖場經(jīng)理

新蟲 (小有名氣)
木蟲 (正式寫手)
養(yǎng)殖場經(jīng)理

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