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 …

Relativistic jets from active galactic nuclei

R Blandford, D Meier… - Annual Review of …, 2019 - annualreviews.org
The nuclei of most normal galaxies contain supermassive black holes, which can accrete
gas through a disk and become active. These active galactic nuclei (AGNs) can form jets that …

First Sagittarius A* event horizon telescope results. V. Testing astrophysical models of the galactic center black hole

K Akiyama, A Alberdi, W Alef, JC Algaba… - The Astrophysical …, 2022 - iopscience.iop.org
In this paper we provide a first physical interpretation for the Event Horizon Telescopeʼs
(EHT) 2017 observations of Sgr A*. Our main approach is to compare resolved EHT data at …

First M87 event horizon telescope results. VIII. Magnetic field structure near the event horizon

K Akiyama, JC Algaba, A Alberdi, W Alef… - The Astrophysical …, 2021 - iopscience.iop.org
Abstract Event Horizon Telescope (EHT) observations at 230GHz have now imaged
polarized emission around the supermassive black hole in M87 on event-horizon scales …

First Sagittarius A* Event Horizon Telescope Results. VI: Testing the Black Hole Metric

Event Horizon Telescope Collaboration - arXiv preprint arXiv …, 2023 - arxiv.org
Astrophysical black holes are expected to be described by the Kerr metric. This is the only
stationary, vacuum, axisymmetric metric, without electromagnetic charge, that satisfies …

First M87 event horizon telescope results. V. Physical origin of the asymmetric ring

K Akiyama, A Alberdi, W Alef, K Asada… - The Astrophysical …, 2019 - iopscience.iop.org
Abstract The Event Horizon Telescope (EHT) has mapped the central compact radio source
of the elliptical galaxy M87 at 1.3 mm with unprecedented angular resolution. Here we …

Black hole flares: ejection of accreted magnetic flux through 3D plasmoid-mediated reconnection

B Ripperda, M Liska, K Chatterjee… - The Astrophysical …, 2022 - iopscience.iop.org
Magnetic reconnection can power bright, rapid flares originating from the inner
magnetosphere of accreting black holes. We conduct extremely high-resolution (5376× …

Active galactic nuclei: what's in a name?

P Padovani, DM Alexander, RJ Assef… - The Astronomy and …, 2017 - Springer
Active galactic nuclei (AGN) are energetic astrophysical sources powered by accretion onto
supermassive black holes in galaxies, and present unique observational signatures that …

Kilonovae

BD Metzger - Living reviews in relativity, 2017 - Springer
The mergers of double neutron star (NS–NS) and black hole (BH)–NS binaries are
promising gravitational wave (GW) sources for Advanced LIGO and future GW detectors. The …

Radio galaxies and feedback from AGN jets

MJ Hardcastle, JH Croston - New Astronomy Reviews, 2020 - Elsevier
We review current understanding of the population of radio galaxies and radio-loud quasars
from an observational perspective, focusing on their large-scale structures and dynamics …