Experimental and theoretical radiative decay rates for highly excited ruthenium atomic levels and the solar abundance of ruthenium

Fivet, V; Quinet, P; Palmeri, P; Biemont, E; Asplund, Martin; Grevesse, N; Sauval, A J; Engstrom, L; Lundberg, H; Hartman, H; Nilsson, H

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Experimental and theoretical radiative decay rates for highly excited ruthenium atomic levels and the solar abundance of ruthenium

Date

2009

Authors

Fivet, V

Quinet, P

Palmeri, P

Biemont, E

Asplund, Martin

Grevesse, N

Sauval, A J

Engstrom, L

Lundberg, H

Hartman, H

Publisher

Blackwell Publishing Ltd

Abstract

The solar photospheric abundance of ruthenium is revised on the basis of a new set of oscillator strengths derived for Ru i transitions with wavelengths in the spectral range 2250-4710 Å. The new abundance value (in the usual logarithmic scale where the