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13512385488新蟲(chóng) (小有名氣)
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[求助]
計(jì)算的朋友快來(lái)幫忙,IRC掃描錯(cuò)誤問(wèn)題,急急急!
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我有一個(gè)協(xié)同反應(yīng)的過(guò)渡態(tài),振動(dòng)趨勢(shì)是我想要的,我想用IRC確認(rèn)一下過(guò)渡態(tài)是不是正確的,畢竟是固定了鍵長(zhǎng)找的過(guò)渡態(tài),結(jié)果只有一個(gè)虛頻哦,然后我今天用IRC掃描,其錯(cuò)誤結(jié)果如下: ******** Start new reaction path calculation ******** Current Structure is TS -> diagonalize the Hessian. WARNING: TS HAS MORE THAN 1 IMAGINARY FREQUENCY! Point Number: 0 Path Number: 1 Calculating another point on the path. Point Number 1 in FORWARD path direction. Using DVV Reaction Path Following. DVV: v0 = 0.0600000 IRC-IRC-IRC-IRC-IRC-IRC-IRC-IRC-IRC-IRC-IRC-IRC-IRC-IRC-IRC-IRC-IRC-IRC Leave Link 123 at Thu Jun 23 18:40:24 2011, MaxMem= 536870912 cpu: 21.9 (Enter /home/public/home/ls/g09/l202.exe) Small interatomic distances encountered: 2 1 NaN Atoms too close. Error termination via Lnk1e in /home/public/home/ls/g09/l202.exe at Thu Jun 23 18:40:25 2011. Job cpu time: 0 days 7 hours 50 minutes 32.1 seconds. File lengths (MBytes): RWF= 1928 Int= 0 D2E= 0 Chk= 32 Scr= 1 |
Bao_S_J | 計(jì)算化學(xué) |
新蟲(chóng) (小有名氣)
木蟲(chóng) (正式寫(xiě)手)

木蟲(chóng) (正式寫(xiě)手)
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找到的過(guò)渡態(tài)的結(jié)構(gòu)好像有問(wèn)題(不止一個(gè)虛頻,原子間距過(guò)。 WARNING: TS HAS MORE THAN 1 IMAGINARY FREQUENCY! Small interatomic distances encountered l202進(jìn)程是讀取坐標(biāo)判斷體系對(duì)稱性并轉(zhuǎn)化為內(nèi)坐標(biāo)的,不認(rèn)你這個(gè)結(jié)構(gòu)。 |

新蟲(chóng) (小有名氣)
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