367 citations · 1.7k across the 16 of their papers we have counts for
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astro-ph.GA2023★ 4 cited
The host dark matter haloes of the first quasars
Tiago Costa
If quasars reside in rare, massive haloes, CDM cosmology predicts they should be surrounded by an anomalously high number of bright companion galaxies. Here I show that…
astro-ph.GA2023★ 5 cited
The growth of the gargantuan black holes powering high-redshift quasars and their impact on the formation of early galaxies and protoclusters
Jake S. Bennett, Debora Sijacki, Tiago Costa +2
High-redshift quasars (), powered by black holes (BHs) with large inferred masses, imply rapid BH growth in the early Universe. The most extreme examples have inferred m…