中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Potential Energy Surfaces for the First Two Lowest-Lying Electronic States of the LiH2+ System, and Dynamics of the H+ + LiH reversible arrow H-2(+) + Li + Reactions

文献类型:期刊论文

作者Hayat, Tasawar3,4; He, Xiaohu1,2; Lv, Shuangjiang2; Han, Keli2
刊名JOURNAL OF PHYSICAL CHEMISTRY A
出版日期2016-04-21
卷号120期号:15页码:2459-2470
ISSN号1089-5639
DOI10.1021/acs.jpca.6b02007
文献子类Article
英文摘要Two new potential energy surfaces are established for the ground and first excited electronic states of the LiH2+ system, which are important for the astrophysics-related H+ + LiH+ and H+ + LiH reactions. The ab initio energy points are calculated using the complete active space self-consistent field and multireference configuration interaction method with aug-cc-pVQZ basis set. At each state, more than 40000 energy points are calculated. The spectroscopic constants of the diatoms and the topographical characters of the new surfaces are examined in detail, showing good agreement with the available literature results. The reaction probabilities, integral and differential cross sections, and rate constants for the H+ + LiH reversible arrow H-2(+) + Li reactions are obtained by performing quantum dynamics calculations, and compared with the previous literature results. The reaction mechanisms are discussed in detail. It is shown that the new surfaces can be recommended for the dynamics study of the H+ + LiH+ and H+ + LiH+ reactions and other research including LiH2+ based rovibrational spectra and cluster dynamics.
WOS关键词QUANTUM WAVE-PACKET ; CONFIGURATION-INTERACTION CALCULATIONS ; CHEMICAL-REACTION DYNAMICS ; EARLY UNIVERSE CONDITIONS ; RADIATIVE ASSOCIATION ; INTERACTION FORCES ; SCATTERING DYNAMICS ; LITHIUM CHEMISTRY ; PROCESSING UNITS ; CROSS-SECTIONS
WOS研究方向Chemistry ; Physics
语种英语
WOS记录号WOS:000374811400019
出版者AMER CHEMICAL SOC
源URL[http://cas-ir.dicp.ac.cn/handle/321008/170854]  
专题大连化学物理研究所_中国科学院大连化学物理研究所
通讯作者Lv, Shuangjiang
作者单位1.Dalian Univ Technol, Sch Chem Engn, Dalian 116023, Peoples R China
2.Chinese Acad Sci, Dalian Inst Chem Phys, State Key Lab Mol React Dynam, Dalian 116023, Peoples R China
3.Quaid I Azam Univ, Dept Math, Islamabad 44000, Pakistan
4.King Abdulaziz Univ, Fac Sci, Dept Math, Nonlinear Anal & Appl Math NAAM Res Grp, Jeddah 21589, Saudi Arabia
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GB/T 7714
Hayat, Tasawar,He, Xiaohu,Lv, Shuangjiang,et al. Potential Energy Surfaces for the First Two Lowest-Lying Electronic States of the LiH2+ System, and Dynamics of the H+ + LiH reversible arrow H-2(+) + Li + Reactions[J]. JOURNAL OF PHYSICAL CHEMISTRY A,2016,120(15):2459-2470.
APA Hayat, Tasawar,He, Xiaohu,Lv, Shuangjiang,&Han, Keli.(2016).Potential Energy Surfaces for the First Two Lowest-Lying Electronic States of the LiH2+ System, and Dynamics of the H+ + LiH reversible arrow H-2(+) + Li + Reactions.JOURNAL OF PHYSICAL CHEMISTRY A,120(15),2459-2470.
MLA Hayat, Tasawar,et al."Potential Energy Surfaces for the First Two Lowest-Lying Electronic States of the LiH2+ System, and Dynamics of the H+ + LiH reversible arrow H-2(+) + Li + Reactions".JOURNAL OF PHYSICAL CHEMISTRY A 120.15(2016):2459-2470.

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来源:大连化学物理研究所

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