The origins of massive black holes

M Volonteri, M Habouzit, M Colpi - Nature Reviews Physics, 2021 - nature.com
Massive black holes (MBHs) inhabit galactic centres, and power luminous quasars and
active galactic nuclei, shaping their cosmic environment with the energy they produce. The …

The assembly of the first massive black holes

K Inayoshi, E Visbal, Z Haiman - Annual Review of Astronomy …, 2020 - annualreviews.org
The existence of∼ 109M⊙ supermassive black holes (SMBHs) within the first billion years
of the Universe has stimulated numerous ideas for the prompt formation and rapid growth of …

JADES NIRSpec Spectroscopy of GN-z11: Lyman-α emission and possible enhanced nitrogen abundance in az= 10.60 luminous galaxy

AJ Bunker, A Saxena, AJ Cameron, CJ Willott… - Astronomy & …, 2023 - aanda.org
We present JADES JWST/NIRSpec spectroscopy of GN-z11, the most luminous candidate
z> 10 Lyman break galaxy in the GOODS-North field with M UV=− 21.5. We derive a redshift …

Hidden little monsters: spectroscopic identification of low-mass, broad-line AGNs at z> 5 with CEERS

DD Kocevski, M Onoue, K Inayoshi… - The Astrophysical …, 2023 - iopscience.iop.org
We report on the discovery of two low-luminosity, broad-line active galactic nuclei (AGNs) at
z> 5 identified using JWST NIRSpec spectroscopy from the Cosmic Evolution Early Release …

UNCOVER: A NIRSpec Identification of a Broad-line AGN at z= 8.50

V Kokorev, S Fujimoto, I Labbe… - The Astrophysical …, 2023 - iopscience.iop.org
Deep observations with the James Webb Space Telescope (JWST) have revealed an
emerging population of red pointlike sources that could provide a link between the …

Hydrogen reionization ends by z = 5.3: Lyman-α optical depth measured by the XQR-30 sample

SEI Bosman, FB Davies, GD Becker… - Monthly Notices of …, 2022 - academic.oup.com
The presence of excess scatter in the Ly-α forest at z∼ 5.5, together with the existence of
sporadic extended opaque Gunn-Peterson troughs, has started to provide robust evidence …

EIGER. I. A Large Sample of [O iii]-emitting Galaxies at 5.3< z< 6.9 and Direct Evidence for Local Reionization by Galaxies

D Kashino, SJ Lilly, J Matthee, AC Eilers… - The Astrophysical …, 2023 - iopscience.iop.org
EIGER. I. A Large Sample of [O iii]-emitting Galaxies at 5.3 < z < 6.9 and Direct Evidence for
Local Reionization by Galaxies - IOPscience Skip to content IOP Science home Accessibility …

XQR-30: The ultimate XSHOOTER quasar sample at the reionization epoch

V D'Odorico, E Bañados, GD Becker… - Monthly Notices of …, 2023 - academic.oup.com
The final phase of the reionization process can be probed by rest-frame UV absorption
spectra of quasars at z≳ 6, shedding light on the properties of the diffuse intergalactic …

Quasars and the intergalactic medium at cosmic dawn

X Fan, E Bañados, RA Simcoe - Annual Review of Astronomy …, 2023 - annualreviews.org
Quasars at cosmic dawn provide powerful probes of the formation and growth of the earliest
supermassive black holes (SMBHs) in the Universe, their connections to galaxy and …

The X–shooter/ALMA Sample of Quasars in the Epoch of Reionization. II. Black Hole Masses, Eddington Ratios, and the Formation of the First Quasars

EP Farina, JT Schindler, F Walter… - The Astrophysical …, 2022 - iopscience.iop.org
We present measurements of black hole masses and Eddington ratios (λ Edd) for a sample
of 38 bright (M 1450<− 24.4 mag) quasars at 5.8≲ z≲ 7.5, derived from Very Large …