Fundamental physics opportunities with the next-generation event horizon telescope

D Ayzenberg, L Blackburn, R Brito, S Britzen… - arxiv preprint arxiv …, 2023 - arxiv.org
The Event Horizon Telescope (EHT) Collaboration recently published the first images of the
supermassive black holes in the cores of the Messier 87 and Milky Way galaxies. These …

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 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 …

GRMHD Simulations and Modeling for Jet Formation and Acceleration Region in AGNs

Y Mizuno - Universe, 2022 - mdpi.com
Relativistic jets are collimated plasma outflows with relativistic speeds. Astrophysical objects
involving relativistic jets are a system comprising a compact object such as a black hole …

The event horizon general relativistic magnetohydrodynamic code comparison project

O Porth, K Chatterjee, R Narayan… - The Astrophysical …, 2019 - iopscience.iop.org
Recent developments in compact object astrophysics, especially the discovery of merging
neutron stars by LIGO, the imaging of the black hole in M87 by the Event Horizon Telescope …

First Sagittarius A* Event Horizon Telescope Results. V. Testing Astrophysical Models of the Galactic Center Black Hole

V Ramakrishnan, T Savolainen… - Astrophysical Journal …, 2022 - research.aalto.fi
In this paper we provide a first physical interpretation for the Event Horizon Telescope's
(EHT) 2017 observations of Sgr A*. Our main approach is to compare resolved EHT data at …

Kinetic Turbulence in Collisionless High- Plasmas

L Arzamasskiy, MW Kunz, J Squire, E Quataert… - Physical Review X, 2023 - APS
We present results from three-dimensional hybrid-kinetic simulations of Alfvénic turbulence
in a high-β, collisionless plasma. The key feature of such turbulence is the interplay between …

A universal power-law prescription for variability from synthetic images of black hole accretion flows

B Georgiev, DW Pesce, AE Broderick… - The Astrophysical …, 2022 - iopscience.iop.org
The Event Horizon Telescope (EHT) has opened a new window on supermassive black
holes. With the advent of millimeter and submillimeter very long baseline interferometry …

Inertial range of magnetorotational turbulence

Y Kawazura, SS Kimura - Science advances, 2024 - science.org
Accretion disks around compact stars are formed due to turbulence driven by
magnetorotational instability. Despite over 30 years of numerous computational studies on …