Theoretical Study on Stereodynamics of Reactions of N(2D)+H2→NH+H and N(2D)+D2→ND+D

被引:2
|
作者
Yue, Xian-fang [1 ]
Cheng, Jie [1 ]
Feng, Hai-ran [1 ]
Li, Hong [1 ]
Wu, Emilia L. [2 ]
机构
[1] Jining Univ, Dept Phys & Informat Engn, Qufu 273155, Peoples R China
[2] Univ Minnesota, Dept Mat Sci & Chem Engn, Minneapolis, MN 55455 USA
关键词
Stereodynamics; Quasi-classical trajectory method; Vector correlation; Polarization-dependent differential cross-section; Isotopic effect; POTENTIAL-ENERGY SURFACE; CLASSICAL TRAJECTORY CALCULATIONS; PRODUCT ROTATIONAL POLARIZATION; ORDER SYMPLECTIC INTEGRATION; N(D-2)+H-2 REACTION; WAVE-PACKET; STATE DISTRIBUTIONS; CHEMICAL-REACTIONS; REACTION DYNAMICS; CROSS-SECTIONS;
D O I
10.1088/1674-0068/23/04/381-386
中图分类号
O64 [物理化学(理论化学)、化学物理学]; O56 [分子物理学、原子物理学];
学科分类号
070203 ; 070304 ; 081704 ; 1406 ;
摘要
The vector correlations between products and reagents for the title reactions have been calculated by the quasi-classical trajectory method at a collision energy of 21.32 kJ/mol on an accurate potential energy surface of Ho et al. (J. Chem. Phys. 119, 3063 (2003)). The peaks of the product angular distribution are found to be in both backward and forward directions for the two title reactions. The product rotational angular momentum is not only aligned, but also oriented along the negative direction of y-axis . These theoretical results are in good agreement with recent experimental findings for the two title reactions. The isotopic effect is also revealed and primarily attributed to the difference of the mass factor in the two title reactions.
引用
收藏
页码:381 / 386
页数:6
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