Lithium-rich M-dwarfs at the ZAMS: Evidence for planetary engulfment?

arXiv:2605.25747 · astro-ph.SR, astro-ph.EP · Submitted 2026-05-25 · Read on arXiv

R. D. Jeffries, R. J. Jackson, I. Baraffe

Keele University · Keele University · Ecole Normale Superieure de Lyon

astro-ph.SR, astro-ph.EP

Submitted: 2026-05-25

Comments: Accepted version - for publication in MNRAS

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

Terminology

• Abundance — 36× in this paper · explained in 1 episode
• Core — 15× in this paper · explained in 2 episodes
• Metallicity — 3× in this paper · explained in 3 episodes
• Consistency — 2× in this paper · explained in 3 episodes
• Gaia-ESO Spectroscopic — 2× in this paper
• Adam — 1× in this paper · explained in 2 episodes
• Analyzer — 1× in this paper · explained in 1 episode
• Population Synthesis — 1× in this paper · explained in 2 episodes
• Science Technology Facilities Council — 1× in this paper

Sources

• The Long-Term Dynamical Evolution of Planetary Systems
• Earths composition: origin, evolution and energy budget

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