O-O2 state-to-state vibrational relaxation and dissociation rates based on quasiclassical calculations

被引:130
作者
Esposito, Fabrizio [1 ]
Armenise, Iole [1 ]
Capitta, Giulia [1 ]
Capitelli, Mario [1 ,2 ]
机构
[1] IMIP CNR, I-70126 Bari, Italy
[2] Univ Bari, Dept Chem, I-70126 Bari, Italy
关键词
vibrational energy exchange; rate coefficients; dissociation; atom-molecule collisions; oxygen;
D O I
10.1016/j.chemphys.2008.04.004
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A complete set of V-T (vibration-translation) relaxation rates and of dissociation coefficients for the system O-O-2 have been obtained by using quasiclassical trajectories on the Varanclas and Pais potential energy surface. The results, averaged on a Boltzmann rotational distribution, cover the whole range of the vibrational ladder and are reproduced in closed form ready to be implemented in state-to-state kinetic models. The accuracy of the results has been tested by comparing them with available experimental and theoretical values (ASI-CAST project is acknowledged). (c) 2008 Elsevier B.V. All rights reserved.
引用
收藏
页码:91 / 98
页数:8
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