activity
20022026
most citedFirst Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

1.9k citations · 16.6k across the 97 of their papers we have counts for

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16 papers · 1 filter

astro-ph.GA2021★ 139 cited

Event Horizon Telescope observations of the jet launching and collimation in Centaurus A

Michael Janssen, Heino Falcke, Matthias Kadler +236

Very-long-baseline interferometry (VLBI) observations of active galactic nuclei at millimeter wavelengths have the power to reveal the launching and initial collimation region of e…

astro-ph.GA2021★ 111 cited

Polarimetric properties of Event Horizon Telescope targets from ALMA

Ciriaco Goddi, Ivan Marti-Vidal, Hugo Messias +31

We present the results from a full polarization study carried out with ALMA during the first VLBI campaign, which was conducted in Apr 2017 in the 3mm and 1.3mm bands, in con…

astro-ph.GA2021★ 19 cited

East Asian VLBI Network Observations of Active Galactic Nuclei Jets: Imaging with KaVA+Tianma+Nanshan

Yuzhu Cui, Kazuhiro Hada, Motoki Kino +74

The East Asian very-long-baseline interferometry (VLBI) Network (EAVN) is a rapidly evolving international VLBI array that is currently promoted under joint efforts among China, Ja…

astro-ph.GA2019★ 37 cited

The Two-sided Jet Structures of NGC 1052 at Scales from 300 to Schwarzschild Radii

Satomi Nakahara, Akihiro Doi, Yasuhiro Murata +5

We investigated the jet width profile with distance along the jet in the nearby radio galaxy NGC 1052 at radial distances between to Schwarzschild Radii($…

astro-ph.GA2019★ 1.7k cited

First M87 Event Horizon Telescope Results. VI. The Shadow and Mass of the Central Black Hole

The Event Horizon Telescope Collaboration

We present measurements of the properties of the central radio source in M87 using Event Horizon Telescope data obtained during the 2017 campaign. We develop and fit geometric cres…

astro-ph.GA2019★ 1.5k cited

First M87 Event Horizon Telescope Results. V. Physical Origin of the Asymmetric Ring

The Event Horizon Telescope Collaboration

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 consider the phy…