Direct ab initio molecular dynamics study of C++H2O

被引:15
|
作者
Ishikawa, Y
Binning, RC
Ikegami, T
机构
[1] Univ Puerto Rico, Dept Chem, San Juan, PR 00931 USA
[2] Inst Mol Sci, Dept Theoret Studies, Okazaki, Aichi 4448585, Japan
基金
美国国家航空航天局;
关键词
D O I
10.1016/S0009-2614(01)00694-7
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
An ab initio QCISD/6-31+G* direct molecular dynamics (MD) study of the reaction of C+ with water has been performed and the mechanism of reaction examined. Principal products are isoformyl cation, HOC+, and H atom. There are two main channels, direct 'knock out' of a hydrogen, and via an intermediate, H2OC+, The intermediate is one not previously proposed in either experimental or theoretical studies of the reaction. Most product HOC+ molecules were found to be internally energetic enough to isomerize to formyl cation, HCO+. (C) 2001 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:413 / 419
页数:7
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