Simple "half-collision" classical trajectories on model potential surfaces show that the lack of leaving-atom isotope effects on initial rotational state distributions P(N) in reactions of the type M\*+H2 (HD) -+MH( v, N) +H (D) would result from decomposition of H-M-H( D) intermediates on anisotrop
✦ LIBER ✦
Vibrational relaxation in atom exchange reactions: A classical trajectory study of H + H2(ν) and D + D2(ν) collisions using an accurate potential
✍ Scribed by Ian W.M. Smith
- Publisher
- Elsevier Science
- Year
- 1977
- Tongue
- English
- Weight
- 596 KB
- Volume
- 47
- Category
- Article
- ISSN
- 0009-2614
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✦ Synopsis
A quasiciassieal tra&ctory study has been carried out to investigate the dynanlics of collisions between H f &(I G o C4) and D + Dz(l Q IJ is; 4), using the accurate Yates-Lester potential. Reaction is selectively enhanced by the vibrational excitation of the diitomic reagent, as judged by information theory, but the degree of selectivity ftis as the vibrationai enerp is successively increased. The caicufated results are in fair agreement with experimental measurement on the removal of H~(u = 1) by H but not with those for D-& = 1) by D.
📜 SIMILAR VOLUMES
The lack of leaving-atom isotope effects
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W.H. Breckenridge; Jiang-Hua Wang
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1987
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English
⚖ 587 KB