Variability in Supermassive Black-Hole Accretion Rates in Fuzzy Dark Matter Cores due to Black-Hole Wandering

arXiv:2607.00349 · astro-ph.CO · Submitted 2026-07-01 · Read on arXiv

Eric Ludwig, Philip Mocz, Victor Robles

astro-ph.CO

Submitted: 2026-07-01

Comments: 11 pages, 5 figures

Code: https://github.com/pmocz/quantum-jax

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

Terminology

• Core — 52× in this paper · explained in 2 episodes
• Fidelity — 1× in this paper · explained in 2 episodes
• Little Red Dots — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes

Sources

• An 800-million-solar-mass black hole in a significantly neutral Universe at redshift 7.5
• P\={o}niu\={a}'ena: A Luminous $z=7.5$ Quasar Hosting a 1.5 Billion Solar Mass Black Hole
• A CEERS Discovery of an Accreting Supermassive Black Hole 570 Myr after the Big Bang: Identifying a Progenitor of Massive z > 6 Quasars
• UNCOVER: A NIRSpec Identification of a Broad Line AGN at z = 8.50
• Evidence for heavy seed origin of early supermassive black holes from a z~10 X-ray quasar
• A candidate supermassive black hole in a gravitationally-lensed galaxy at $z\approx10$
• A recently quenched galaxy 700 million years after the Big Bang
• Formation of the First Stars
• The Birth of a Massive First-Star Binary
• Formation of massive black holes in rapidly growing pre-galactic gas clouds
• Light, medium-weight or heavy? The nature of the first supermassive black hole seeds
• Direct formation of massive black holes via dynamical collapse in metal-enriched merging galaxies at $z \sim 10$: fully cosmological simulations
• Can Supermassive Black Holes Form in Metal-Enriched High-Redshift Protogalaxies ?
• Formation of the first nuclear clusters and massive black holes at high redshift
• SMBH growth parameters in the early Universe of Millennium and Millennium-II simulations
• Hyper-Eddington accretion flows onto massive black holes
• The sustainable growth of the first black holes
• Observability of Low-Luminosity AGN in the Early Universe with JWST
• Physical Pathways for JWST-Observed Supermassive Black Holes in the Early Universe
• Energy input from quasars regulates the growth and activity of black holes and their host galaxies

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