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中国物理学会期刊

电子相关对Xe10+离子4d8—4d75p跃迁系跃迁概率的影响

CSTR: 32037.14.aps.57.4059

Electron correlation effects on transition probabilities from 4d8—4d75p of Xe10+

CSTR: 32037.14.aps.57.4059
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  • 应用多组态Dirac-Fock(MCDF)方法,对Xe10+离子进行了理论计算,获得了跃迁波长和概率等数据.通过逐步引入4dn—5pn(n=1, 2, 3)电子相关的相互作用组态,重点研究了电子相关效应对4d8—4d75p跃迁系跃迁概率的影响.结果显示电子相关效应显著,表明了欲得到精确的4d8—4d75p的振子强度(跃迁概率)数据,理论计算中至少要包括到4d2—5p2的电子相关组态的影响.与实验测得的跃迁波长比较发现,理论结果与之有着较好的一致性;同时理论跃迁概率在两种规范下的结果符合得相当精确,显示了计算结果的可靠性.

     

    The atomic data such as energy levels and transition probabilities of Xe10+ have been obtained basing on multi-configuration Dirac-Fock (MCDF) method. The electron correlation effects on transition probabilities of 4d8—4d75p have been investigated by adding the electron correlation of 4dn—5pn(n=1, 2, 3) step by step, which shows the effects are so obvious that one should include at least up to the correlation of 4d2—45p2 to get a convergent result. The calculated wavelengths are in good accordance with the experimental ones. The agreement between the length and velocity forms of transition probabilities is excellent, which shows the atomic wavefunction is accurate and the present result is reliable.

     

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