Constraints on Primordial Black Hole Dressed by Dark Matter Halo from Microlensing Effect of Fast Radio Bursts

arXiv:2607.17338 · astro-ph.CO, astro-ph.HE · Submitted 2026-07-19 · Read on arXiv

Hong-Rui Tao, Huan Zhou, Cheng-Gang Shao, Xiao-Long Gong, Zheng-Xiang Li

astro-ph.CO, astro-ph.HE

Submitted: 2026-07-19

Comments: 12 pages, 4 figures

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

Terminology

• Abundance — 22× in this paper · explained in 1 episode
• Microlensing — 9× in this paper · explained in 2 episodes
• Gravitational Lensing — 7× in this paper · explained in 2 episodes
• Fast Radio Bursts (FRBs) — 3× in this paper · explained in 4 episodes
• Primordial Black Holes (PBHs) — 3× in this paper · explained in 7 episodes
• Bustling Universe Radio Survey Telescope in Taiwan — 1× in this paper
• Metallicity — 1× in this paper · explained in 3 episodes

Sources

• Primordial Black Hole Scenario for the Gravitational-Wave Event GW150914
• The merger rate of primordial-black-hole binaries
• Merger Rate Distribution of Primordial-Black-Hole Binaries
• GW231123: A Possible Primordial Black Hole Origin
• GW190521: A Binary Black Hole Merger with a Total Mass of $150 ~ M_{\odot}$
• GW231123: a Binary Black Hole Merger with Total Mass 190-265 $M_{\odot}$
• Observation of Gravitational Waves from the Coalescence of a 2.5-4.5 M Compact Object and a Neutron Star
• Primordial Black Hole interpretation of the sub-solar merger event S251112cm
• A CEERS Discovery of an Accreting Supermassive Black Hole 570 Myr after the Big Bang: Identifying a Progenitor of Massive z > 6 Quasars
• UNCOVER: The growth of the first massive black holes from JWST/NIRSpec -- spectroscopic redshift confirmation of an X-ray luminous AGN at z=10.1
• JADES. The diverse population of infant Black Holes at 4<z<11: merging, tiny, poor, but mighty
• A small and vigorous black hole in the early Universe
• Evidence for heavy seed origin of early supermassive black holes from a z~10 X-ray quasar
• First Detection of an Over-Massive Black Hole Galaxy UHZ1: Evidence for Heavy Black Hole Seed Formation from Direct Collapse
• A candidate supermassive black hole in a gravitationally-lensed galaxy at $z\approx10$
• A black hole in a near-pristine galaxy 700 million years after the Big Bang
• A direct black hole mass measurement in a Little Red Dot at the Epoch of Reionization
• The properties of primordially-seeded black holes and their hosts in the first billion years: implications for JWST
• Primordial Black Holes as Seeds for Extremely Overmassive AGN Observed by JWST
• Primordial Black-Hole-Based Pathways to Little Red Dots

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