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Saray23333

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[求助] 计算能带,出现问题,体系是石墨烯系列催化剂

问题1:石墨烯体系1的能带计算任务持续多天后(是因为石墨烯分子量大,所以需要计算很久?),未报错,但仅只有WAVECAR一个文件在更新,并且WAVECAR文件有8个G(文件这么大也是因为体系大?)。
如果这个体系的计算没有报错就是没有问题,那是否可以继续计算?(如何在计算过程中检查能带计算是否正常进行呢?)

问题二:石墨烯体系2的能带计算出现了不一样的问题,请教诸位应该如何处理,其OUTCAR显示:
maximum and minimum number of plane-waves per node :    176429   176169

maximum number of plane-waves:    176429
maximum index in each direction:
   IXMAX=   44   IYMAX=   17   IZMAX=   55
   IXMIN=  -44   IYMIN=  -17   IZMIN=  -55

WARNING: aliasing errors must be expected set NGX to 178 to avoid them
WARNING: aliasing errors must be expected set NGY to  70 to avoid them
WARNING: aliasing errors must be expected set NGZ to 222 to avoid them
aliasing errors are usually negligible using standard VASP settings
and one can safely disregard these warnings

serial   3D FFT for wavefunctions
parallel 3D FFT for charge:
    minimum data exchange during FFTs selected (reduces bandwidth)

计算能带,出现问题,体系是石墨烯系列催化剂
能带.jpg
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