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| Content Provider | Springer Nature Link |
|---|---|
| Author | Zhang, Jiazuo Zhao, Guangyan Li, Ruizhou Hou, Dongyu |
| Copyright Year | 2011 |
| Abstract | Time-dependent density functional theory (TDDFT) method has been carried out to investigate excited-state hydrogen-bonding dynamics between 2-hydroxybenzonitrile (o-cyanophenol) and carbon monoxide. We have demonstrated that intermolecular hydrogen bond between 2-hydroxybenzonitrile (o-cyanophenol) and C=O group are significantly strengthened in the electronically excited state by theoretically monitoring the changes of the bond lengths of hydrogen bonds and hydrogen-bonding groups in different electronic states. In this study, we firstly analyze frontier molecular orbitals (MOs). Our results are consistent with the intermolecular hydrogen bond strengthening in the electronically excited state of Coumarin 102 in alcoholic solvents, which has been demonstrated for the first time by Zhao and Han. Moreover, the calculated electronic excitation energies of the hydrogen bonding C=O and O–H groups are markedly red-shifted upon photoexcitation, which illustrates the hydrogen bonds strengthen in the electronically excited state again. And the geometric structures in both ground state and the S$_{1}$ state of this hydrogen-bonded complex are calculated using the density functional theory (DFT) and TDDFT methods, respectively. |
| Starting Page | 501 |
| Ending Page | 511 |
| Page Count | 11 |
| File Format | |
| ISSN | 10407278 |
| Journal | Journal of Cluster Science |
| Volume Number | 22 |
| Issue Number | 3 |
| e-ISSN | 15728862 |
| Language | English |
| Publisher | Springer US |
| Publisher Date | 2011-09-18 |
| Publisher Place | Boston |
| Access Restriction | One Nation One Subscription (ONOS) |
| Subject Keyword | Hydrogen bonding dynamics Excited state TDDFT Strengthening Inorganic Chemistry Physical Chemistry Catalysis |
| Content Type | Text |
| Resource Type | Article |
| Subject | Chemistry Biochemistry Condensed Matter Physics Materials Science |
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