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[求助]
VASP算過渡態(tài)的問題
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用VASP算過渡態(tài),版本未編譯vstscipt,采用默認設置,IBRION取3,使用nebmake.pl腳本產生IMAGE。但總是算不過三個離子步,不知是何原因,前兩個離子步力和能量是收斂的,第三步就急劇增大導致錯誤。加了IBRION=1, NFREE=2 or IBRION=3, SMASS=2做初始收斂也不好使,INCAR 文件如下,請大俠們指教一下。 ISTART = 0 ; ICHARG = 2 ISMEAR = 0 SIGMA = 0.05 GGA = PE PREC = Normal NPAR = 2 LREAL = Auto NSW = 300 IBRION = 3 # NEB options LCLIMB = .True. ICHAIN = 0 IMAGES = 5 SPRING = -5 LTANGENTOLD = .FALSE. LDNEB = .FALSE. LSCALAPACK = .FALSE. 1 F= -.90571545E+03 E0= -.90570830E+03 d E =-.905715E+03 summed vel is now 1.221245327087672E-015 -6.661338147750939E-016 2.220446049250313E-016 quench: g(F)= 0.228E+05 g(S)= 0.000E+00 dE (1.order)=-0.455E+05 bond charge predicted .... 2 F= -.89839644E+03 E0= -.89839125E+03 d E =0.731901E+01 summed vel is now 0.000000000000000E+000 2.664535259100376E-015 1.110223024625157E-015 quench: g(F)= 0.398E+03 g(S)= 0.000E+00 dE (1.order)=-0.162E+04 bond charge predicted ..... 3 F= 0.51227443E+03 E0= 0.51229462E+03 d E =0.141067E+04 summed vel is now -2.842170943040401E-014 -1.136868377216160E-013 -7.460698725481052E-014 quench: g(F)= 0.393E+07 g(S)= 0.000E+00 dE (1.order)=-0.785E+07 bond charge predicted REAL_OPTLAY: internal error (1) 4155180 4179516 REAL_OPTLAY: internal error (1) 4155180 4179516 REAL_OPTLAY: internal error (1) 4155180 4179516 .......... 然后就掛掉了 |
木蟲 (正式寫手)

木蟲 (正式寫手)

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