Rubidium in Barium stars
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DOI: 10.1093/mnras/staa3888
Abstract: Barium (Ba) stars are chemically peculiar stars that display in their atmospheres signatures of the slow neutron-capture (s-process) mechanism that operates within asymptotic giant branch (AGB) stars, an important contributor to the cosmic abundance. The… read more here.
Keywords: process; barium stars; rubidium barium; agb stars ... See more keywords
Chemical analysis of three barium stars: HD 51959, HD 88035, and HD 121447
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DOI: 10.1093/mnras/sty320
Abstract: We present elemental abundance results from high resolution spectral analysis of three nitrogen-enhanced barium stars. The analysis is based on spectra obtained with the FEROS attached to 1.52m telescope at ESO, Chile. The spectral resolution… read more here.
Keywords: analysis; analysis three; 51959 88035; barium stars ... See more keywords