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lwting

银虫 (小有名气)

[求助] castep计算出错

求助各位,麻烦给看看是怎么回事呢,谢谢。情况是这样的,计算Mg掺杂CuAlO2,结构优化成功了,后面计算dos的时候出错了,dos.castep里的内容是:

Pseudo atomic calculation performed for O 2s2 2p4

Converged in 25 iterations to a total energy of -429.5309 eV


Pseudo atomic calculation performed for Mg 2p6 3s2

Converged in 21 iterations to a total energy of -972.1949 eV


Pseudo atomic calculation performed for Al 3s2 3p1

Converged in 11 iterations to a total energy of -52.7384 eV


Pseudo atomic calculation performed for Cu 3d10 4s1

Converged in 51 iterations to a total energy of -1342.4825 eV

Error in popn_invert_complex: dgetrf -> singular
Current trace stack:
popn_invert_complex
popn_calculate_matrixes
popn_calculate_mulliken
run_band_structure
castep
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lwting

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怎么没人回复呢
2楼2013-05-04 20:58:59
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DFPT

金虫 (小有名气)

★ ★
franch: 金币+2, 谢谢回帖交流,, 2013-05-06 22:01:38
看起来像是lapack出了问题。如果内存足够,楼主的操作上也没出问题,可以试试加大一点cut-off energy重新计算一下DOS。
010-8393-9164
3楼2013-05-05 10:11:36
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