Ultrafast dynamics of electronically excited diborane radical cation
Gespeichert in:
Verfasser / Beitragende:
[V. Reddy, Samala Reddy, S. Mahapatra]
Ort, Verlag, Jahr:
2015
Enthalten in:
Theoretical Chemistry Accounts, 134/4(2015-04-01), 1-12
Format:
Artikel (online)
Online Zugang:
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| 024 | 7 | 0 | |a 10.1007/s00214-015-1632-8 |2 doi |
| 035 | |a (NATIONALLICENCE)springer-10.1007/s00214-015-1632-8 | ||
| 245 | 0 | 0 | |a Ultrafast dynamics of electronically excited diborane radical cation |h [Elektronische Daten] |c [V. Reddy, Samala Reddy, S. Mahapatra] |
| 520 | 3 | |a Full-dimensional quantum mechanical study is carried out to investigate the vibronic structure and internal conversion dynamics of the energetically low-lying electronic excited states of $$ {\text{B}}_{{\text{2}}} {\text{H}}_{6}^{{ \cdot + }} $$ B 2 H 6 · + . A model diabatic electronic Hamiltonian, within the quadratic vibronic coupling approach comprising of five energetically low-lying electronic states, is developed, and the parameters of the Hamiltonian are estimated by performing extensive ab initioelectronic structure calculations using the equation-of-motion coupled-cluster singles and doubles method. The nuclear dynamics on the constructed diabatic electronic states is studied by employing both time-independent and time-dependent quantum mechanical methods. Theoretically calculated vibronic structure of the electronic states is found to be in excellent accord with the available experimental results. Extremely strong vibronic interactions among the electronic states result highly overlapping and diffuse vibronic bands and complicate the assignment of vibronic progression. Examination of non-radiative internal conversion dynamics revealed very short lifetime ( $$<$$ < 60fs) of the excited electronic states of $$ {\text{B}}_{{\text{2}}} {\text{H}}_{6}^{{ \cdot + }} $$ B 2 H 6 · + . | |
| 540 | |a Springer-Verlag Berlin Heidelberg, 2015 | ||
| 690 | 7 | |a Vibronic coupling |2 nationallicence | |
| 690 | 7 | |a Ultrafast dynamics |2 nationallicence | |
| 690 | 7 | |a Spectroscopy |2 nationallicence | |
| 700 | 1 | |a Reddy |D V. |u School of Chemistry, University of Hyderabad, 500 046, Hyderabad, India |4 aut | |
| 700 | 1 | |a Reddy |D Samala |u School of Chemistry, University of Hyderabad, 500 046, Hyderabad, India |4 aut | |
| 700 | 1 | |a Mahapatra |D S. |u School of Chemistry, University of Hyderabad, 500 046, Hyderabad, India |4 aut | |
| 773 | 0 | |t Theoretical Chemistry Accounts |d Springer Berlin Heidelberg |g 134/4(2015-04-01), 1-12 |x 1432-881X |q 134:4<1 |1 2015 |2 134 |o 214 | |
| 856 | 4 | 0 | |u https://doi.org/10.1007/s00214-015-1632-8 |q text/html |z Onlinezugriff via DOI |
| 898 | |a BK010053 |b XK010053 |c XK010000 | ||
| 900 | 7 | |a Metadata rights reserved |b Springer special CC-BY-NC licence |2 nationallicence | |
| 908 | |D 1 |a research-article |2 jats | ||
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| 950 | |B NATIONALLICENCE |P 856 |E 40 |u https://doi.org/10.1007/s00214-015-1632-8 |q text/html |z Onlinezugriff via DOI | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Reddy |D V. |u School of Chemistry, University of Hyderabad, 500 046, Hyderabad, India |4 aut | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Reddy |D Samala |u School of Chemistry, University of Hyderabad, 500 046, Hyderabad, India |4 aut | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Mahapatra |D S. |u School of Chemistry, University of Hyderabad, 500 046, Hyderabad, India |4 aut | ||
| 950 | |B NATIONALLICENCE |P 773 |E 0- |t Theoretical Chemistry Accounts |d Springer Berlin Heidelberg |g 134/4(2015-04-01), 1-12 |x 1432-881X |q 134:4<1 |1 2015 |2 134 |o 214 | ||