3D NLTE sodium abundance corrections relative to 1D LTE are typically negative and larger for saturated lines in giants, reaching -0.7 dex, with a public grid released for use.
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2 Pith papers cite this work. Polarity classification is still indexing.
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Pismis 18 is an intermediate-age (~700 Myr) inner-disc open cluster at ~7 kpc Galactocentric distance with [Fe/H] = +0.23, slightly super-solar [α/Fe] and s-process elements, and updated parameters from high-confidence members.
citing papers explorer
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3D NLTE Sodium abundances in late-type stars. Abundance corrections and synthetic spectra
3D NLTE sodium abundance corrections relative to 1D LTE are typically negative and larger for saturated lines in giants, reaching -0.7 dex, with a public grid released for use.
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The Gaia-ESO Survey: The inner disc, intermediate-age open cluster Pismis 18
Pismis 18 is an intermediate-age (~700 Myr) inner-disc open cluster at ~7 kpc Galactocentric distance with [Fe/H] = +0.23, slightly super-solar [α/Fe] and s-process elements, and updated parameters from high-confidence members.