Circumbinary accretion: From binary stars to massive binary black holes

D Lai, DJ Muñoz - Annual Review of Astronomy and …, 2023 - annualreviews.org
We review recent works on the dynamics of circumbinary accretion, including time variability,
angular momentum transfer between the disk and the binary, and the secular evolution of …

JADES-The diverse population of infant black holes at 4< z< 11: Merging, tiny, poor, but mighty

R Maiolino, J Scholtz, E Curtis-Lake, S Carniani… - Astronomy & …, 2024 - aanda.org
Spectroscopy with the James Webb Space Telescope has opened the possibility of
identifying moderate-luminosity active galactic nuclei (AGNs) in the early Universe, at and …

Statistics of Galactic-scale Quasar Pairs at Cosmic Noon

Y Shen, HC Hwang, M Oguri, N Chen… - The Astrophysical …, 2023 - iopscience.iop.org
The statistics of galactic-scale quasar pairs can elucidate our understanding of the
dynamical evolution of supermassive black hole (SMBH) pairs, the duty cycles of quasar …

New multiple AGN systems with subarcsec separation: Confirmation of candidates selected via the novel GMP method

A Ciurlo, F Mannucci, S Yeh, A Amiri… - Astronomy & …, 2023 - aanda.org
The existence of multiple active galactic nuclei (AGNs) at small projected distances on the
sky is due to either the presence of multiple, inspiraling supermassive black holes, or to …

Properties and evolution of dual and offset AGN in the ASTRID simulation at z ∼ 2

N Chen, T Di Matteo, Y Ni, M Tremmel… - Monthly Notices of …, 2023 - academic.oup.com
We examine the dual [both black hole (BH) active] and offset (one BH active and in distinct
galaxies) active galactic nucleus (AGN) population (comprising∼ 2000 pairs at) at z= 2∼ 3 …

GA-NIFS: JWST discovers an offset AGN 740 million years after the big bang

H Übler, R Maiolino, PG Pérez-González… - Monthly Notices of …, 2024 - academic.oup.com
ABSTRACT A surprising finding of recent studies is the large number of Active Galactic
Nuclei (AGN) associated with moderately massive black holes (), in the first billion years …

MUSE adaptive-optics spectroscopy confirms dual active galactic nuclei and strongly lensed systems at sub-arcsec separation

M Scialpi, F Mannucci, C Marconcini, G Venturi… - Astronomy & …, 2024 - aanda.org
The novel Gaia multi peak (GMP) technique has proven to be able to successfully select
dual and lensed active galactic nuclei (AGN) candidates at sub-arcsecond separations. Both …

Varstrometry for Off-nucleus and Dual Subkiloparsec AGN (VODKA). SDSS J1608+ 2716: A Subarcsecond Quadruply Lensed Quasar at z= 2.575

J Li, X Liu, Y Shen, M Oguri, AC Gross… - The Astrophysical …, 2023 - iopscience.iop.org
Abstract We report Hubble Space Telescope (HST) Wide Field Camera 3 deep IR (F160W)
imaging of SDSS J1608+ 2716. This system, located at a redshift of z= 2.575, was recently …

Testing the Radio-selection Method of Dual Active Galactic Nuclei in the Stripe 82 Field

AC Gross, H Fu, AD Myers, SG Djorgovski… - The Astrophysical …, 2023 - iopscience.iop.org
We test the merger-induced dual active galactic nuclei (dAGNs) paradigm using a sample of
35 radio galaxy pairs from the Sloan Digital Sky Survey Stripe 82 field. Using Keck optical …

Dual Active Galactic Nuclei: Precursors of Binary Supermassive Black Hole Formation and Mergers

V Saeedzadeh, A Babul, S Mukherjee… - The Astrophysical …, 2024 - iopscience.iop.org
The presence of dual active galactic nuclei (AGNs) on scales of a few tens of kiloparsecs
can be used to study merger-induced accretion on supermassive black holes (SMBHs) and …