中国物理B ›› 2010, Vol. 19 ›› Issue (6): 63201-063201.doi: 10.1088/1674-1056/19/6/063201

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The KLL dielectronic recombination processes for highly charged krypton, iodine and barium ions

程新路1, 杨建会2, 张红3   

  1. (1)Institute of Atomic and Molecular Physics, Sichuan University, Chengdu 610065, China; (2)Institute of Atomic and Molecular Physics, Sichuan University, Chengdu 610065, China;School of Physics and Electronic Engineering, Leshan Teachers College, Leshan 614004, China; (3)School of Physical Science and Technology, Sichuan University, Chengdu 610065, China
  • 收稿日期:2009-06-30 出版日期:2010-06-15 发布日期:2010-06-15
  • 基金资助:
    Project supported by the National Natural Science Foundation of China (Grant Nos.~10676025 and 10976019).

The KLL dielectronic recombination processes for highly charged krypton, iodine and barium ions

Yang Jian-Hui(杨建会)a)b), Zhang Hong(张红) c), and Cheng Xin-Lu(程新路)a)†   

  1. a Institute of Atomic and Molecular Physics, Sichuan University, Chengdu 610065, China; b School of Physics and Electronic Engineering, Leshan Teachers College, Leshan 614004, China; c School of Physical Science and Technology, Sichuan University, Chengdu 610065, China
  • Received:2009-06-30 Online:2010-06-15 Published:2010-06-15
  • Supported by:
    Project supported by the National Natural Science Foundation of China (Grant Nos.~10676025 and 10976019).

摘要: The KLL dielectronic recombination (DR) processes of ions from highly charged helium-like to oxygen-like krypton, iodine and barium ions are studied systematically in the relativistic distorted-wave approximation with configuration interaction. The KLL DR resonant energies, the corresponding resonant strengths and the theoretical spectra for each highly charged ion species are obtained. The results accord well with other available values. The behaviour of KLL resonant strengths for He-like ions with atomic number Z is analysed.

Abstract: The KLL dielectronic recombination (DR) processes of ions from highly charged helium-like to oxygen-like krypton, iodine and barium ions are studied systematically in the relativistic distorted-wave approximation with configuration interaction. The KLL DR resonant energies, the corresponding resonant strengths and the theoretical spectra for each highly charged ion species are obtained. The results accord well with other available values. The behaviour of KLL resonant strengths for He-like ions with atomic number Z is analysed.

Key words: KLL dielectronic recombination, resonant strength, cross section

中图分类号:  (Recombination, attachment, and positronium formation)

  • 34.80.Lx
32.70.-n (Intensities and shapes of atomic spectral lines) 31.30.J- (Relativistic and quantum electrodynamic (QED) effects in atoms, molecules, and ions) 31.15.vj (Electron correlation calculations for atoms and ions: excited states)