Spectrum and energy levels of the Yb⁴⁺free ion (Yb V)

Atomic energy levels - The rare-Earth elements

William C. Martin, Romuald Zalubas, Lucy Hagan · 1978 · 527 citations

Natural Sciences, Chemistry, Physics +13

The program LOPT for least-squares optimization of energy levels

Alexander Kramida · Computer Physics Communications · 2010 · 139 citations

Natural Sciences, Computer Science, Optimization +2

Formal approach to the solution of the complex-spectra identification problem. 2. implementation

V I Azarov · Physica Scripta · 1993 · 99 citations

Natural Sciences, Physics, Spectroscopic Analysis +9

Formal approach to the solution of the complex-spectra identification problem. I. theory

V I Azarov · Physica Scripta · 1991 · 69 citations

Natural Sciences, Mathematics, Computational Geometry +5

Seventh spectrum of tungsten (W vii); resonance lines of Hf v

Jack Sugar, Victor Kaufman · Physical review. A, General physics · 1975 · 57 citations

Natural Sciences, Physics, Nuclear Physics +12