On the origin of carbon- and oxygen-rich hot subdwarfs: an sdB merger scenario

arXiv:2609.37320 · astro-ph.SR · Submitted 2026-09-29 · Read on arXiv

astro-ph.SR

Submitted: 2026-09-29

Updated: 2026-09-29

Comments: Accepted for publication in MNRAS. 13 pages, 17 figures

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Core — 57× in this paper · explained in 2 episodes
• Abundance — 55× in this paper · explained in 1 episode
• Consistency — 5× in this paper · explained in 3 episodes
• Metallicity — 2× in this paper · explained in 3 episodes
• Angular Momentum Transport — 1× in this paper · explained in 3 episodes
• Population Synthesis — 1× in this paper · explained in 2 episodes
• alpha — 1× in this paper · explained in 1 episode

Sources

• Hot subdwarf stars identified in LAMOST DR8 with single-lined and composite spectra

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