54 citations · 308 across the 17 of their papers we have counts for
16 papers · 1 filter
Determination of hyperfine splittings and Landé factors of and states of Cd for a microwave frequency standard
J. Z. Han, R. Si, H. R. Qin +6
Regarding trapped-ion microwave-frequency standards, we report on the determination of hyperfine splittings and Landé factors of Cd. The hyperfine splittings…
Benchmarking calculations with spectroscopic accuracy of level energies and wavelengths in W LVII - W LXII tungsten ions
Chun Yu Zhang, Kai Wang, Ran Si +5
Atomic properties of states of the W W ions are systematically investigated through two state-of-the-art methods, namely, the second-order many-body pertu…
Ab initio MCDHF calculations of the In and Tl electron affinities and their isotope shifts
Ran Si, Sacha Schiffmann, Kai Wang +2
We report multiconfiguration Dirac-Hartree-Fock and relativistic configuration interaction calculations on the Thallium (Tl) electron affinity, as well as on the excited energy lev…
Extended calculations of energy levels, radiative properties, and lifetimes for P-like Ge XVIII
Kai Wanga, Xiao Han Zhang, Chun Yu Zhang +6
Using the multiconfiguration Dirac-Hartree-Fock (MCDHF) and the relativistic configuration interaction (RCI) methods, a consistent set of transition energies and radiative transiti…
A first spectroscopic measurement of the magnetic field strength for an active region of the solar corona
Ran Si, Tomas Brage, Wenxian Li +3
For all involved in astronomy, the importance of monitoring and determining astrophysical magnetic field strengths is clear. It is also a well-known fact that the corona magnetic f…
Extended Calculations with Spectroscopic Accuracy: Energy Levels and Radiative Rates for O-like Ions between Ar XI and Cr XVII
C. X. Song, C. Y. Zhang, K. Wang +7
Using the multiconfiguration Dirac-Hartree-Fock and the relativistic configuration interaction methods, a consistent set of transition energies and radiative transition data for th…
Energy Levels, Transition Rates and Electron Impact Excitation Rates for B-like Kr XXXII
Yanting Li, Ra Si, Jinqing Li +5
Energy levels and transition rates for electric-dipole, electric-quadrupole, electric-octupole, magnetic-dipole, and magnetic-quadrupole transitions among the levels arising from t…
Large-scale multiconfiguration Dirac-Hartree-Fock calculations for astrophysics: n=4 levels in P-like ions from Mn~XI to Ni~XIV
C. X. Song, K. Wang, G. Del Zanna +9
Using the multiconfiguration Dirac-Hartree-Fock and the relativistic configuration interaction methods, a consistent set of transition energies and radiative transition data for th…
Benchmarking calculations with spectroscopic accuracy of excitation energies and wavelengths in sulfur-like tungsten
Chun Yu Zhang, Kai Wang, Michel Godefroid +3
Atomic properties of S-like W are evaluated through a state-of-the-art method, namely, the multi-configuration Dirac-Hartree-Fock (MCDHF) method combined with the relativistic conf…
Observation of Electric-Dipole Transitions in the Laser-Cooling Candidate Th
Rulin Tang, Ran Si, Zejie Fei +6
Despite the fact that the laser cooling method is a well-established technique to obtain ultra-cold neutral atoms and atomic cations, it has so far never been applied to atomic ani…
Breit and QED effects on the 3d9 2D3/2 - 2D5/2 transition energy in Co-like ions
R. Si, X. L. Guo, T. Brage +3
The multiconfiguration Dirac-Hartree-Fock theory is used to calculate the 3d9 2D3/2 - 2D5/2 transition energy for Co-like ions with Z = 28-100. We investigate how electron correlat…
Extended calculations of energy levels, radiative properties, , hyperfine interaction constants, and Landé -factors for nitrogen-like \mbox{Ge XXVI}
K. Wang, C. Y. Zhang, P. Jönsson +6
Employing two state-of-the-art methods, multiconfiguration Dirac--Hartree--Fock and second-order many-body perturbation theory, highly accurate calculations are performed for the l…
Benchmarking Atomic Data for Astrophysics: Be-like Ions between B II and Ne VII
Kai Wang, Zhan Bin Chen, Chun Yu Zhang +6
Large-scale self-consistent multiconfiguration Dirac--Hartree--Fock and relativistic configuration interaction calculations are reported for the levels in Be-like ions f…
Extended Calculations of Spectroscopic Data: Energy Levels, Lifetimes and Transition rates for O-like ions from Cr XVII to Zn XXIII
K. Wang, P. Jönsson, J. Ekman +7
Employing two state-of-the-art methods, multiconfiguration Dirac--Hartree--Fock and second-order many-body perturbation theory, the excitation energies and lifetimes for the lowest…
Multi-configuration Dirac-Hartree-Fock calculations of forbidden transitions within the 3d^k ground configurations of highly charged ions (Z=72-83)
ZhanLong Zhao, Kai Wang, Shuang Li +4
Extensive self-consistent multi-configuration Dirac-Hartree-Fock (MCDHF) calculations are performed for the () ground configurations of highly charged ions…
Calculations with spectroscopic accuracy: energies and transition rates in the nitrogen isoelectronic sequence from Ar XII to Zn XXIV
K. Wang, R. Si, W. Dang +11
Combined relativistic configuration interaction and many-body perturbation calculations are performed for the 359 fine-structure levels of the , , , $2s^2…