Effect of collision energy on the reaction mechanism of C(3P) + OH( X 2 Π ) → CO( X 1 Σ +) + H(2S)

Verfasser / Beitragende:
[Yanru Huang]
Ort, Verlag, Jahr:
2015
Enthalten in:
Journal of Molecular Modeling, 21/4(2015-04-01), 1-8
Format:
Artikel (online)
ID: 605512590
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024 7 0 |a 10.1007/s00894-015-2634-0  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00894-015-2634-0 
100 1 |a Huang  |D Yanru  |u College of Science, Liaoning Shihua University, 113001, Fushun, China  |4 aut 
245 1 0 |a Effect of collision energy on the reaction mechanism of C(3P) + OH( X 2 Π ) → CO( X 1 Σ +) + H(2S)  |h [Elektronische Daten]  |c [Yanru Huang] 
520 3 |a Quasiclassical trajectory calculations based on a fully global ab initio potential energy surface of the rotational angular momentum polarisation of the product CO in the title reaction are reported. The alignment and orientation of the rotational angular momentum of the CO fragment in the scattering frame were found to be sensitive to the initial collision energy chosen. Differences in the angular momentum polarization at different collision energies were traced to differences in the microscopic reaction mechanism. The results of this study suggest that the title reaction is mainly dominated by an abstraction reaction mechanism (involving the short-lived and metastable intermediate complex COH) at low collision energies; however, at relatively high energies, an insertion reaction mechanism (involving the long-lived and stable intermediate complex HCO) plays a role. Graphical Abstract Schematic of the abstraction mechanism, which leads to the orientation of the angular momentum of the product CO along the positive y-axis. The H atom is red, the C atom is yellow, and the O atom is green. Crosses and circles represent directions into and out of the scattering plane 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Quasiclassical trajectory method  |2 nationallicence 
690 7 |a Collision energy  |2 nationallicence 
690 7 |a Angular momentum polarization  |2 nationallicence 
690 7 |a Reaction mechanism  |2 nationallicence 
773 0 |t Journal of Molecular Modeling  |d Springer Berlin Heidelberg  |g 21/4(2015-04-01), 1-8  |x 1610-2940  |q 21:4<1  |1 2015  |2 21  |o 894 
856 4 0 |u https://doi.org/10.1007/s00894-015-2634-0  |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 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00894-015-2634-0  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 100  |E 1-  |a Huang  |D Yanru  |u College of Science, Liaoning Shihua University, 113001, Fushun, China  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Journal of Molecular Modeling  |d Springer Berlin Heidelberg  |g 21/4(2015-04-01), 1-8  |x 1610-2940  |q 21:4<1  |1 2015  |2 21  |o 894