The assembly of the first massive black holes
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 …
of the Universe has stimulated numerous ideas for the prompt formation and rapid growth of …
The formation and evolution of massive black holes
M Volonteri - Science, 2012 - science.org
The past 10 years have witnessed a change of perspective in the way astrophysicists think
about massive black holes (MBHs), which are now considered to have a major role in the …
about massive black holes (MBHs), which are now considered to have a major role in the …
A JWST/NIRSpec First Census of Broad-line AGNs at z= 4–7: Detection of 10 Faint AGNs with M BH∼ 106–108 M⊙ and Their Host Galaxy Properties
We present the first statistical sample of faint type 1 AGNs at z> 4 identified by
JWST/NIRSpec deep spectroscopy. Among the 185 galaxies at z spec= 3.8–8.9 confirmed …
JWST/NIRSpec deep spectroscopy. Among the 185 galaxies at z spec= 3.8–8.9 confirmed …
Hidden little monsters: spectroscopic identification of low-mass, broad-line AGNs at z> 5 with CEERS
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 …
z> 5 identified using JWST NIRSpec spectroscopy from the Cosmic Evolution Early Release …
A small and vigorous black hole in the early Universe
Several theories have been proposed to describe the formation of black hole seeds in the
early Universe and to explain the emergence of very massive black holes observed in the …
early Universe and to explain the emergence of very massive black holes observed in the …
GA-NIFS: A massive black hole in a low-metallicity AGN at z∼ 5.55 revealed by JWST/NIRSpec IFS
H Übler, R Maiolino, E Curtis-Lake… - Astronomy & …, 2023 - aanda.org
We present rest-frame optical data of the compact z= 5.55 galaxy GS_3073 obtained using
the integral field spectroscopy mode of the Near-InfraRed Spectrograph on board the James …
the integral field spectroscopy mode of the Near-InfraRed Spectrograph on board the James …
Evidence for heavy-seed origin of early supermassive black holes from a z ≈ 10 X-ray quasar
Á Bogdán, AD Goulding, P Natarajan, OE Kovács… - Nature …, 2024 - nature.com
Observations of quasars reveal that many supermassive black holes (BHs) were in place
less than 700 Myr after the Big Bang. However, the origin of the first BHs remains a mystery …
less than 700 Myr after the Big Bang. However, the origin of the first BHs remains a mystery …
GOLDRUSH. IV. Luminosity Functions and Clustering Revealed with∼ 4,000,000 Galaxies at z∼ 2–7: Galaxy–AGN Transition, Star Formation Efficiency, and …
We present new measurements of rest-UV luminosity functions and angular correlation
functions from 4,100,221 galaxies at z∼ 2–7 identified in the Subaru/Hyper Suprime-Cam …
functions from 4,100,221 galaxies at z∼ 2–7 identified in the Subaru/Hyper Suprime-Cam …
A search for h-dropout lyman break galaxies at z∼ 12–16
Y Harikane, AK Inoue, K Mawatari… - The Astrophysical …, 2022 - iopscience.iop.org
We present two bright galaxy candidates at z∼ 12–13 identified in our H-dropout Lyman
break selection with 2.3 deg 2 near-infrared deep imaging data. These galaxy candidates …
break selection with 2.3 deg 2 near-infrared deep imaging data. These galaxy candidates …
Probing early supermassive black hole growth and quasar evolution with near-infrared spectroscopy of 37 reionization-era quasars at 6.3< z≤ 7.64
We report the results of near-infrared spectroscopic observations of 37 quasars in the
redshift range 6.3< z≤ 7.64, including 32 quasars at z> 6.5, forming the largest quasar near …
redshift range 6.3< z≤ 7.64, including 32 quasars at z> 6.5, forming the largest quasar near …