Articles with "line formation" as a keyword



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3D NLTE spectral line formation of lithium in late-type stars.

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Published in 2021 at "Monthly notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/staa3381

Abstract: Accurately known stellar lithium abundances may be used to shed light on a variety of astrophysical phenomena such as big bang nucleosynthesis, radial migration, ages of stars and stellar clusters, and planet engulfment events. We… read more here.

Keywords: nlte spectral; line formation; lithium; type ... See more keywords
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Non-LTE line formation of Fe in late-type stars – IV. Modelling of the solar centre-to-limb variation in 3D

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Published in 2017 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/stx673

Abstract: Our ability to model the shapes and strengths of iron lines in the solar spectrum is a critical test of the accuracy of the solar iron abundance, which sets the absolute zero-point of all stellar… read more here.

Keywords: non lte; line formation; lte line; formation late ... See more keywords