20 citations · 52 across the 6 of their papers we have counts for
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astro-ph.GA2024★ 10 cited
X-ray AGN in Boötes: The lack of growth of the most massive black holes since z=4
Paloma Guetzoyan, James Aird, Antonis Georgakakis +5
Supermassive Black Holes (BHs) are known to efficiently grow through gas accretion, but even sustained and intense mass build-up through this mechanism struggles to explain the ass…
astro-ph.GA2019★ 20 cited
The X-ray and radio activity of typical and luminous Lya emitters from z~2 to z~6: evidence for a diverse, evolving population
João Calhau, David Sobral, Sérgio Santos +6
Despite recent progress in understanding Lyman-alpha (Lya) emitters (LAEs), relatively little is known regarding their typical black hole activity across cosmic time. Here, we stud…