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ykwuya

金虫 (小有名气)

[交流] 高斯ONIOM优化不收敛,用Opt=gdiis总是l103.exe 错误,求指点 已有3人参与

做一个酶和底物的ONIOM 构型优化。
输入文件
%chk=8_final_3.chk
%mem=3700MB
%nprocshared=4

#p oniom(B3LYP/6-31G(d):amber=hardfirst) nosymm geom=connectivity iop(2/15=3) test opt=(quadmac,gediis)

B8 full model

-1 1 -1 1 -1 1
N-N3-0.101000   -1   23.937000     22.004000     44.137000    L
H-H-0.214800    -1   23.365000     21.419000     43.563000    L
H-H-0.214800    -1   24.887000     21.943000     43.831000    L
。。。

错误提示:
。。。
4658          8           0.000058308    0.000002518    0.000050185
-------------------------------------------------------------------
Cartesian Forces:  Max     1.640516649 RMS     0.025864078
Leave Link  716 at Tue Oct 15 15:07:06 2013, MaxMem=  484966400 cpu:       0.7
(Enter /home/soft/g03/l103.exe)

GradGradGradGradGradGradGradGradGradGradGradGradGradGradGradGradGradGrad
Berny optimization.
Internal  Forces:  Max     0.000380017 RMS     0.000045111
Search for a local minimum.
Step number   1 out of a maximum of 350
All quantities printed in internal units (Hartrees-Bohrs-Radians)
Swaping is turned off.
Second derivative matrix not updated -- first step.
Iteration  1 RMS(Cart)=  0.00000000 RMS(Int)=  0.00000000
Only RFO or NR for the moment
Error termination via Lnk1e in /home/soft/g03/l103.exe at Tue Oct 15 15:07:35 2013.
Job cpu time:  0 days  0 hours 57 minutes 43.3 seconds.
File lengths (MBytes):  RWF=    349 Int=      0 D2E=      0 Chk=    169 Scr=      1

求高人指点,谢谢
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marson

银虫 (正式写手)

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小木虫: 金币+0.5, 给个红包,谢谢回帖
加上opt=cartesian试试
思想有多远,我们就能走多远~
5楼2013-11-15 14:30:18
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abdoman

木虫 (著名写手)

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小木虫: 金币+0.5, 给个红包,谢谢回帖
不要gdiis 试试?
Youcompleteme.
4楼2013-11-06 14:41:08
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