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新虫 (初入文坛)

[求助] help me 已有1人参与

求助求助在用castep计算的时候出现了错误,,怎么办


*Warning* max. SCF cycles performed but system has not reached the groundstate.
  
Current total energy =  -3569.771509607     eV
(energy not corrected for finite basis set)

  ********************************************************
  Warning: electronic minimisation did not converge during
           finite basis set correction.
  ********************************************************
Checkpoint file cannot be written.
Error calculate_finite_basis : Convergence failed when doing finite basis set correction.
Current trace stack:
calculate_finite_basis_corr
check_elec_ground_state
castep
application called MPI_Abort(MPI_COMM_WORLD, 1) - process 0
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franch

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【答案】应助回帖

感谢参与,应助指数 +1
可以考虑增加scf的次数,,一般默认是100, 可以加到500,


或者就是你的初始结构有问题,结构优化本身就不能完成,,那就要先考虑你的结构是不是有问题
遇弱则弱
2楼2017-05-20 14:44:25
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