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各位大神好,我在计算一个分子单线态能量的时候总是出错,同样条件下算闭壳层以及开壳层三线态都没有问题;
按照Gaussian FAQ;新手求助报错时的注意事项(持续更新) 帖子中的参考意见,看了[url]http://sobereva.com/61里的这篇文章,但是没有理解。。。[/url]
现我直接贴出log文件,请求大神解答
开头:
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Gaussian 09: IA32W-G09RevB.01 12-Aug-2010
17-Sep-2019
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%chk=C:\Users\midgar\Desktop\calculate\XBW\furan-dibithiophene\6-31g++\FURAN-DIT
HIOPHENE singlet.chk
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# opt ub3lyp/6-31g(d,p) guess=(mix,always) geom=connectivity
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结尾
>>>>>>>>>> Convergence criterion not met.
SCF Done: E(UB3LYP) = -3042.68403544 A.U. after 129 cycles
Convg = 0.6020D-06 -V/T = 2.0025
<Sx>= 0.0000 <Sy>= 0.0000 <Sz>= 0.0000 <S**2>= 0.0000 S= 0.0000
<L.S>= 0.000000000000E+00
Annihilation of the first spin contaminant:
S**2 before annihilation 0.0000, after 0.0000
Convergence failure -- run terminated.
Error termination via Lnk1e in C:\GAUSS\G09W\l502.exe at Tue Sep 17 18:40:52 2019.
Job cpu time: 0 days 4 hours 8 minutes 10.0 seconds.
File lengths (MBytes): RWF= 480 Int= 0 D2E= 0 Chk= 39 Scr= 1
另外,我看出错后的chk文件
这是不是说明我的计算结果其实已经收敛了,并不是不收敛的问题?
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