| 5 | 1/1 | 返回列表 |
| 查看: 2918 | 回復: 4 | |||
[交流]
耦合簇CCSD(T)能否用于計算激發(fā)態(tài) 已有3人參與
|
|
耦合簇CCSD(T)能否用于計算激發(fā)態(tài)? 看到的文章都是用來計算基態(tài)的。 是CCSD(T)是只能算基態(tài)?應該能算激發(fā)態(tài)吧 如果可以計算激發(fā)態(tài)(如用單點能計算勢能曲線)輸入有無要求?還是只要在多重度里設置就行?對于第一激發(fā)態(tài)和第二,第三激發(fā)態(tài)都是這樣? 還是要用nstates和root控制? [ Last edited by kent1022 on 2012-6-13 at 22:19 ] |
專家顧問 (職業(yè)作家)
地溝油冶煉專家
![]() |
專家經(jīng)驗: +458 |

|
能是能, 但不是Gaussian能的,不過G09目前可做EOM-CCSD, 非迭代三關聯(lián)EOM-CCSD(T)只有ACESII可以, CFOUR可計算其它變體如EOM-CCSDT-3, NWCHEM的是重整化的 CR-EOM-CCSD(T), GAMESS-US也能做點, 也是重整化的,僅單重態(tài), 三重態(tài)和開殼層目前不能, ACESII的那段代碼太老, 很難編譯了在目前機器上, 維護的人也基本不用了, 可喜的是ACESIII已經(jīng)能做EOM-CCSD(T), 目前也僅單重態(tài), 梯度計算也已補充上了, 也在一萬多了CPU上測試過了, ACESIII目前正在補充DIP-EOM-CCSD(T), DEA-EOM-CCSD(T) 以及 MR-BWCCSD(T)等, 但不清楚這些版本是否放到發(fā)布的公共版本. 馬上發(fā)布的PSI4也可以做點, 但目前還沒發(fā)布. MRCC也可以, 必須要其它程序套用, 很多程序補充但還沒補充完美. 以上也基本是計算激發(fā)態(tài)能量, 結(jié)構優(yōu)化和頻率計算僅限于EOM-CCSD. |
|
求助 g03 Linear equations converged to 1.419D-11 1.419D-10 after 12 iterations. Incorrect curvature in search direction -- initial direction reversed. Search did not lower the energy significantly. No lower point found -- switch to scaled steepest descent. Search did not lower the energy significantly. Scaled steepest descent with Shift=0.000 failed. Search did not lower the energy significantly. Scaled steepest descent with Shift=0.025 failed. Search did not lower the energy significantly. Scaled steepest descent with Shift=0.050 failed. Search did not lower the energy significantly. Scaled steepest descent with Shift=0.075 failed. Search did not lower the energy significantly. No lower point found -- switch to steepest descent. Search did not lower the energy significantly. No lower point found -- run aborted. Error termination via Lnk1e in C:\G03W\l508.exe at Fri Jun 15 19:09:09 2012. Job cpu time: 0 days 10 hours 13 minutes 29.0 seconds. File lengths (MBytes): RWF= 11 Int= 0 D2E= 0 Chk= 4 Scr= 1 有哪位知道是咋回事啊? 謝謝 |
| 5 | 1/1 | 返回列表 |
| 最具人氣熱帖推薦 [查看全部] | 作者 | 回/看 | 最后發(fā)表 | |
|---|---|---|---|---|
|
[考研] 341求調(diào)劑 +5 | 搗蛋豬豬 2026-03-11 | 7/350 |
|
|---|---|---|---|---|
|
[考研] 材料專碩306英一數(shù)二 +7 | z1z2z3879 2026-03-16 | 9/450 |
|
|
[考研] 308求調(diào)劑 +4 | 是Lupa啊 2026-03-16 | 4/200 |
|
|
[考研] 材料專碩326求調(diào)劑 +6 | 墨煜姒莘 2026-03-15 | 7/350 |
|
|
[考研] 【0856】化學工程(085602)313 分,本科學科評估A類院;瘜W工程與工藝,誠求調(diào)劑 +7 | 小劉快快上岸 2026-03-11 | 8/400 |
|
|
[考研] 梁成偉老師課題組歡迎你的加入 +8 | 一鴨鴨喲 2026-03-14 | 10/500 |
|
|
[考研] 290求調(diào)劑 +6 | 孔志浩 2026-03-12 | 11/550 |
|
|
[考研] [導師推薦]西南科技大學國防/材料導師推薦 +3 | 尖角小荷 2026-03-16 | 6/300 |
|
|
[考研] 一志愿985,本科211,0817化學工程與技術319求調(diào)劑 +5 | Liwangman 2026-03-15 | 5/250 |
|
|
[考研] 304求調(diào)劑 +3 | 曼殊2266 2026-03-14 | 3/150 |
|
|
[考研] 085600材料與化工 求調(diào)劑 +13 | enenenhui 2026-03-13 | 14/700 |
|
|
[考研]
|
笨笨兔子 2026-03-12 | 3/150 |
|
|
[考研] 294求調(diào)劑 +3 | Zys010410@ 2026-03-13 | 4/200 |
|
|
[考研] 復試調(diào)劑 +3 | 呼呼?~+123456 2026-03-14 | 3/150 |
|
|
[考研] 【0703化學調(diào)劑】-一志愿華中師范大學-六級475 +5 | Becho359 2026-03-11 | 5/250 |
|
|
[考研] 279求調(diào)劑 +3 | 抓著星星的女孩 2026-03-10 | 3/150 |
|
|
[考研] 26調(diào)劑/材料/英一數(shù)二/總分289/已過A區(qū)線 +6 | 步川酷紫123 2026-03-13 | 6/300 |
|
|
[考研] (081700)化學工程與技術-298分求調(diào)劑 +12 | 11啦啦啦 2026-03-11 | 35/1750 |
|
|
[考研] 329求調(diào)劑 +3 | miaodesi 2026-03-12 | 4/200 |
|
|
[考研] 270求調(diào)劑 085600材料與化工專碩 +3 | YXCT 2026-03-11 | 3/150 |
|