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[求助]
各位师兄师姐请进,为什么找完过渡态后IRC跑出来的峰顶部有问题?
模拟过渡态后,只有一个虚频,振动方向也对,但是IRC跑出的峰顶是平的,很奇怪,是什么原因?怎么改才是正确的?
输入文件如下:
%mem=8GB
%nprocshared=6
%chk=20120612_Dimer_acid_ts_freq_simplized.chk
#p irc=(maxpoints=10,rcfc) b3lyp/6-31+g(d,p) maxdisk=40GB
20120612_Dimer_acid_ts_irc_simplized
0 1
C 0.40233500 3.21378000 1.96150600
H 1.27882900 3.86279900 2.07424400
H -0.32329700 3.76141800 1.32885100
C 2.08893900 -0.31068100 -0.77122100
H 2.16849500 -0.60881300 -1.82569300
C 3.23509200 -0.97147600 0.01411800
H 3.17320900 -0.66520900 1.06593000
H 3.09715400 -2.06200100 0.00465800
C 4.62235200 -0.62845200 -0.54533100
H 4.76005700 0.46287800 -0.53014900
H 4.67482500 -0.92696400 -1.60287300
C 5.77270100 -1.29211400 0.22351000
H 5.71759400 -0.99927900 1.28216000
H 5.63982200 -2.38379200 0.20308900
C 7.16299200 -0.94348000 -0.32422400
H 7.29699800 0.14706400 -0.30113500
H 7.21798800 -1.23434100 -1.38263800
C 8.30514200 -1.61338100 0.44852300
H 8.29797200 -1.31457700 1.50359000
H 9.28234900 -1.34373400 0.03316900
H 8.21913400 -2.70607000 0.41444000
C 0.73921800 1.91133000 1.32206100
H 2.22621400 0.77479000 -0.75792400
C 0.25690300 0.69658700 1.77251800
C 0.70238900 -0.71931100 -0.26267300
C 0.27353600 -0.52056000 1.07644100
H -0.06597500 3.07807400 2.94245300
C -0.54391900 1.73160400 -1.10104200
C -0.49407100 0.35047800 -1.44024500
C -1.78674100 -0.46014200 -1.63761200
H -1.54374700 -1.32679100 -2.26625500
H -2.46943600 0.15655000 -2.23969700
C -2.56147300 -0.97643100 -0.41167900
H -2.65381600 -0.19110600 0.34823600
H -1.99929300 -1.78831300 0.06378900
C -3.95763400 -1.49547500 -0.78372400
H -3.86376700 -2.25497000 -1.57423400
H -4.54650800 -0.67563900 -1.22031200
C -4.72514200 -2.09487100 0.40204300
H -4.81499000 -1.33914400 1.19636200
H -4.13957400 -2.92012100 0.83325200
C -6.12371800 -2.60882400 0.03527700
H -6.03428700 -3.36110300 -0.76087100
H -6.71169700 -1.78380700 -0.39045800
C -6.87941300 -3.21312200 1.22443600
H -7.87188700 -3.57056800 0.92886200
H -7.01619200 -2.47484700 2.02368300
H -6.33280400 -4.06310300 1.65015800
C -1.70533700 2.44913300 -0.65386200
H -2.56681600 1.86380600 -0.33504700
C -1.82616900 3.80196000 -0.62268100
H -0.98652000 4.40960000 -0.96381000
C -3.07050300 4.54248200 -0.22484700
H -3.47401200 5.12732800 -1.06329900
H -2.87823800 5.25724000 0.58635200
H -3.85424200 3.85553800 0.11160600
H 1.47452100 1.94070000 0.53045900
H -0.32104500 0.71418300 2.69794200
H -0.31814600 -1.31824700 1.51877200
H 0.46032600 -1.72375600 -0.62145300
H 0.19027900 0.18268200 -2.27161900
H 0.28564700 2.34742700 -1.44234600
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