Constraints on the Metallicity-dependent Explodability of Massive Stars from Galactic Chemical Evolution: Toward Alleviating the Red Supergiant Problem

arXiv:2605.15462 · astro-ph.HE, astro-ph.GA, astro-ph.SR · Submitted 2026-05-14 · Read on arXiv

astro-ph.HE, astro-ph.GA, astro-ph.SR

Submitted: 2026-05-14

Updated: 2026-07-13

Comments: 22 pages, 10 figures, Accepted for publication in ApJ

Journal ref: ApJ, 1007, 125 (2026)

DOI: 10.3847/1538-4357/ae89b1

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

Terminology

• Metallicity — 142× in this paper · explained in 3 episodes
• Core — 18× in this paper · explained in 2 episodes
• Abundance — 16× in this paper · explained in 1 episode
• Galactic Chemical Evolution — 5× in this paper
• Calibration — 3× in this paper · explained in 7 episodes
• Benchmark — 1× in this paper · explained in 2 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Fine-Tuning — 1× in this paper · explained in 5 episodes
• Initial Mass Function (IMF) — 1× in this paper · explained in 2 episodes
• Robustness — 1× in this paper · explained in 5 episodes
• Star Formation Rate (SFR) — 1× in this paper · explained in 5 episodes
• Stellar Feedback — 1× in this paper · explained in 2 episodes

Sources

• Black Hole Supernovae Outcomes Across a Wide Progenitor Range

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