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lgxyz

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[求助] vasp 结构弛豫 能量出现震荡

我最近用vasp优化个结构 用力做收敛标准设了-0.02 优化过程中力总是在-0.05左右震荡;遇到这种出现震荡的情况 一般需要调那些参数? 我也调了IBRION=1 POTIM也设的很小,还是出现这种震荡,请教各位,有什么建议?谢谢!
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enola

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增加k点?
timeflies..
2楼2012-10-19 09:38:31
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