Keywordsyttrium; ionic spectrum; vacuum ultraviolet; wavelengths; energy levels; transition probabilities; parametric calculations; ionization energy; excitation energies; multiconfiguration Dirac–Hartree–Fock; configuration interaction; laser spectroscopy; ionized atoms; hyperfine structure; isotope shifts; energy levels; LSJ-coupling; jj-coupling; JJ2LSJ transformation; unique label; corecorrelationeffects;energylevels;multiconfigurationDirac-Hartree-Fock;tungstenions; E1 transitions; configuration interaction calculaton; transition rates; atomic spectra; singly ionized copper; energy levels; wavelengths; Ritz standards; transition probabilities; critical compilation; energy levels; Ta II; Pr II; La II; vacuum ultraviolet; ion spectra; wavelengths; energy levels; transition probabilities; parametric calculations; atomic spectra; energy levels; relativistic Hartree-Fock calculations; transition energies; lifetimes; transition rates; multiconfiguration Dirac-Hartree-Fock; PACS; 31.15.am; 32.30.Jc; 32.70.Cs; configuration interaction (CI); unresolved transition array (UTA); Cowan code; spectra; ionized atoms; wavelengths; energy levels; ionization energies; uranium; actinide ions; emission spectrum; energy levels; energy parameters; partition function; X-ray lasers; spectroscopy of multicharged ions; self-photo pumped lasers; highly charged ions; yttrium; spectroscopy; extreme ultraviolet; Li-like; Na-like; magnetic dipole; plasma diagnostics; electron beam ion trap; non-Maxwellian plasma
