Halo-driven Origin and Evolution of Overmassive Black Holes and Little Red Dots

arXiv:2605.16485 · astro-ph.GA, astro-ph.CO, astro-ph.HE · Submitted 2026-05-15 · Read on arXiv

astro-ph.GA, astro-ph.CO, astro-ph.HE

Submitted: 2026-05-15

Updated: 2026-09-05

Comments: 11 pages, 7 figures, revised version, comments welcome

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

Terminology

• Little Red Dots — 7× in this paper · explained in 2 episodes
• AGN — 5× in this paper · explained in 1 episode
• Little Red Dots (LRDs) — 3× in this paper · explained in 3 episodes
• Trace — 2× in this paper · explained in 2 episodes
• Unified Framework — 2× in this paper · explained in 5 episodes
• Accretion Efficiency — 1× in this paper · explained in 2 episodes
• James Webb Space Telescope — 1× in this paper
• Metallicity — 1× in this paper · explained in 3 episodes
• Velocity Dispersion — 1× in this paper · explained in 2 episodes

Sources

• The Structure and Evolution of LRDs: Insights from JWST NIRSpec Medium and High Resolution Spectroscopy at $z\sim4$
• Quasars and Galaxy Formation

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