Precision Relativistic eigenchannel R-matrix calculation of the spectroscopy and electron O+ ion scattering in Oxygen system

被引:0
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作者
Zeng, De-Ling [1 ,2 ,3 ]
Gao, Xiang [3 ]
Jin, Rui [3 ,4 ,5 ]
Li, Jia-Ming [1 ,2 ,4 ,5 ,6 ]
机构
[1] Shanghai Jiao Tong Univ, Minist Educ, Key Lab Laser Plasmas, Shanghai 200240, Peoples R China
[2] Shanghai Jiao Tong Univ, Dept Phys & Astron, Shanghai 200240, Peoples R China
[3] Beijing Computat Sci Res Ctr, Beijing 100193, Peoples R China
[4] Tsinghua Univ, Dept Phys, Beijing 100084, Peoples R China
[5] Tsinghua Univ, Ctr Atom & Mol Nanosci, Beijing 100084, Peoples R China
[6] Collaborat Innovat Ctr Quantum Matter, Beijing 100084, Peoples R China
关键词
D O I
10.1088/1742-6596/635/5/052056
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Synopsis The scattering matrices of Oxygen in various energy regions are calculated using our modified eigenchannel R-matrix method R-R-eigen. We can obtain abundant atomic dynamical data with accuracies determined based on analytical continuation properties of the scattering matrices. Our calculated discrete and autoionization spectrum can be readily examined with the experiment data. Our result agrees well with experiment. By comparing with available spectroscopic data using our newly proposed projected high dimensional quantum-defect graph (symmetrized), which is a generalization of Lu-Fano plots, we can readily determine the precision of scattering calculations in a systematical way.
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