3 papers
astro-ph.GA2026
Primordial Black Holes as Seeds for Extremely Overmassive AGN Observed by JWST
Saiyang Zhang, Boyuan Liu, Volker Bromm +1
The James Webb Space Telescope (JWST) has recently identified Abell 2744-QSO1 as a compact, metal-poor, black hole (BH) dominated galaxy at . This system exhibits an ext…
astro-ph.GA2025
How do Massive Primordial Black Holes Impact the Formation of the First Stars and Galaxies?
Saiyang Zhang, Boyuan Liu, Volker Bromm +3
We investigate the impact of massive primordial black holes (PBHs; ) on the star formation and first galaxy assembly process using high-resolution hy…
astro-ph.CO2024
How do Primordial Black Holes change the Halo Mass Function and Structure?
Saiyang Zhang, Volker Bromm, Boyuan Liu
We examine the effects of massive primordial black holes (PBHs) on cosmic structure formation, employing both a semi-analytical approach and cosmological simulations. Our simulatio…