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He原子和BH分子碰撞体系的转动激发能量转移

宫明艳

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He原子和BH分子碰撞体系的转动激发能量转移

宫明艳

Rotational excitation of He-BH collision system

Gong Ming-Yan
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  • 在碰撞体系He+BH的CCSD(T)二维势能面基础上,应用密耦方法,研究了 He+BH分子碰撞转动激发过程.计算了该体系的转动态-态激发的弹性和非弹性的微分和积分截面,分析了计算结果与势能面特征间的关系.结果表明: He原子以从H原子端共线形式碰撞BH分子对j=0→j'=2的激发最为有效;短程排斥对Δj=2的激发作用较大;态-态跃迁总截面出现振荡结构,长程部分分波只对j=0→j'=1的跃迁总截面有较大贡献,j'≥
    The dynamics for the collision of BH with He is investigated based on the CCSD(T) potential energy surface. State-to-state differential, partial and integral cross sections are calculated for the first time. The effects of the long-range attractive and the short-range anisotropic interactions on inelastic scattering dynamics are also discussed in detail. As a result, the nearly-linear collision of He atom from H atom side with the BH molecules is the most effective manner for j=0→j'=1.Furthermore, it is of advantage for the Δj=1 transition at lower energy and for the Δj=2 transition at higher energy. The state-to-state integral cross section displays a pronounced oscillatory structure. The long-range partial cross section has only an effect on the integral cross section for j=0→j'=1, and the cross sections for j'≥3 are almost determined by the anisotropic short-rang partial.
    • 基金项目: 国家自然科学基金(批准号:10874001),安徽省自然科学基金(批准号:070416236),安徽省教育厅自然科学研究项目(批准号:KJ2010B366)和安徽师范大学自然科学研究项目(批准号:160-720857)资助的课题.
    [1]

    Szalewica K, Cole S, Kolos W, Bartlett R J 1998 J. Chem. Phys. 89 3662

    [2]

    Berriche H, Tlili C 2004 J. Mol. Struc. (Theochem) 678 11

    [3]

    Berriche H 2004 J.Mol. Structure(Theochem) 682 89

    [4]

    Balakrishnan N,Forrey,R C ,Dalgarno 1998 Phys. Rev. Lett. 80 3224

    [5]

    Yang X D, Zhou X L,Zhang J Y 2002 Chinese Phys.11 1013

    [6]

    Maiti B, Kalyanaraman C, Panda A N, Sathyamurthy N 2002 J. Chem. Phys.117 9719

    [7]

    Thomas L D 1977 J. Chem.Phys. 67 5224

    [8]

    Bodo E, Gianturco F A, Sebastianelli1 F, Yurtsever E, Theor Y M 2004 Chem. Acc. 112 263

    [9]

    Hwang E, Dagdigian P J 1994 J. Chem. Phys.101 2903

    [10]

    Alexander M H, Gregurick S, Dagdigian P J 1994 J. Chem. Phys. 101 2887

    [11]

    Balakrishnan N,Forrey R C, Dalgarno 1998 Phys. Rev. Lett. 80 3224

    [12]

    Yang X D, Zhou X L,Zhang J Y 2002 Chinese Phys.11 1013

    [13]

    Maiti B, Kalyanaraman C, Panda A N, Sathyamurthy N 2002 J. Chem. Phys. 117 9719

    [14]

    Thomas L D 1977 J. Chem.Phys. 67 5224

    [15]

    Wang Z Q, Gong M Y, Feng E Y, Cui Z F 2007 Chem. Phys. Lett. 443 237

    [16]

    Gong M Y, Hu X L, Chen X, Niu M, Feng E Y 2010 Chin.Phys. B 19 6 063401

    [17]

    Wang R K, Shen G X, Yang X D 2009 Acta Phy. Sin. 58 5335(in Chinese) [汪荣凯、沈光先、杨向东 2009 物理学报 58 5335]

    [18]

    Feng E Y, Huang W Y, Cui Z F, Zhang W 2004 J. Chem. Phys. 303 309

    [19]

    Yu C R, Feng E Y, Wang R K, Yang X D 2006 Chin. Phys. 15 2571

  • [1]

    Szalewica K, Cole S, Kolos W, Bartlett R J 1998 J. Chem. Phys. 89 3662

    [2]

    Berriche H, Tlili C 2004 J. Mol. Struc. (Theochem) 678 11

    [3]

    Berriche H 2004 J.Mol. Structure(Theochem) 682 89

    [4]

    Balakrishnan N,Forrey,R C ,Dalgarno 1998 Phys. Rev. Lett. 80 3224

    [5]

    Yang X D, Zhou X L,Zhang J Y 2002 Chinese Phys.11 1013

    [6]

    Maiti B, Kalyanaraman C, Panda A N, Sathyamurthy N 2002 J. Chem. Phys.117 9719

    [7]

    Thomas L D 1977 J. Chem.Phys. 67 5224

    [8]

    Bodo E, Gianturco F A, Sebastianelli1 F, Yurtsever E, Theor Y M 2004 Chem. Acc. 112 263

    [9]

    Hwang E, Dagdigian P J 1994 J. Chem. Phys.101 2903

    [10]

    Alexander M H, Gregurick S, Dagdigian P J 1994 J. Chem. Phys. 101 2887

    [11]

    Balakrishnan N,Forrey R C, Dalgarno 1998 Phys. Rev. Lett. 80 3224

    [12]

    Yang X D, Zhou X L,Zhang J Y 2002 Chinese Phys.11 1013

    [13]

    Maiti B, Kalyanaraman C, Panda A N, Sathyamurthy N 2002 J. Chem. Phys. 117 9719

    [14]

    Thomas L D 1977 J. Chem.Phys. 67 5224

    [15]

    Wang Z Q, Gong M Y, Feng E Y, Cui Z F 2007 Chem. Phys. Lett. 443 237

    [16]

    Gong M Y, Hu X L, Chen X, Niu M, Feng E Y 2010 Chin.Phys. B 19 6 063401

    [17]

    Wang R K, Shen G X, Yang X D 2009 Acta Phy. Sin. 58 5335(in Chinese) [汪荣凯、沈光先、杨向东 2009 物理学报 58 5335]

    [18]

    Feng E Y, Huang W Y, Cui Z F, Zhang W 2004 J. Chem. Phys. 303 309

    [19]

    Yu C R, Feng E Y, Wang R K, Yang X D 2006 Chin. Phys. 15 2571

计量
  • 文章访问数:  7335
  • PDF下载量:  503
  • 被引次数: 0
出版历程
  • 收稿日期:  2010-12-06
  • 修回日期:  2011-03-14
  • 刊出日期:  2011-07-15

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