论文标题

具有光谱准确性的扩展计算:AR XI和Cr XVII之间的O样离子的能级和辐射速率

Extended Calculations with Spectroscopic Accuracy: Energy Levels and Radiative Rates for O-like Ions between Ar XI and Cr XVII

论文作者

Song, C. X., Zhang, C. Y., Wang, K., Si, R., Godefroid, M., Jönsson, P., Wei, D., Zhao, X. H., Yan, J., Chen, C. Y.

论文摘要

Using the multiconfiguration Dirac-Hartree-Fock and the relativistic configuration interaction methods, a consistent set of transition energies and radiative transition data for the main states of the $2s^2 2p^4$, $2s 2p^5$, $2p^6$, $2s^2 2p^3 3s$, $2s^2 2p^3 3p$, $2s^2 2p^3提供3D $,$ 2S 2P^4 3S $,$ 2S 2P^4 3P $,以及$ 2S 2P^4 3D $配置在Ar Xi($ Z = 18 $)和Cr XVII($ Z = 24 $)之间的O-like离子中。将我们的数据集与NIST编译的值和先前的计算进行了比较。数据足够准确,可以从热天体物理和实验室等离子体中识别和划定新的排放线。对于几种类似O的离子的$ n = 3 $状态,高精度的高准确性数据量显着增加,而实验数据非常稀缺。

Using the multiconfiguration Dirac-Hartree-Fock and the relativistic configuration interaction methods, a consistent set of transition energies and radiative transition data for the main states of the $2s^2 2p^4$, $2s 2p^5$, $2p^6$, $2s^2 2p^3 3s$, $2s^2 2p^3 3p$, $2s^2 2p^3 3d$, $2s 2p^4 3s$, $2s 2p^4 3p$, and $2s 2p^4 3d$ configurations in O-like Ions between Ar XI ($Z = 18$) and Cr XVII ($Z = 24$) is provided. Our data set is compared with the NIST compiled values and previous calculations. The data are accurate enough for identification and deblending of new emission lines from hot astrophysical and laboratory plasmas. The amount of data of high accuracy is significantly increased for the $n = 3$ states of several O-like ions, where experimental data are very scarce.

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