activity
20022026
most citedOn the X-ray, optical emission line and black hole mass properties of local Seyfert galaxies

352 citations · 4.5k across the 137 of their papers we have counts for

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Showing 2024Show all

5 papers · 1 filter

astro-ph.GA2024★ 1 cited

AT 2021hdr: A candidate tidal disruption of a gas cloud by a binary super massive black hole system

L. Hernández-García, A. M. Muñoz-Arancibia, P. Lira +25

With a growing number of facilities able to monitor the entire sky and produce light curves with a cadence of days, in recent years there has been an increased rate of detection of…

astro-ph.GA2024★ 1 cited

The NuSTAR Local AGN Distribution Survey (NuLANDS) I: Towards a Truly Representative Column Density Distribution in the Local Universe

Peter G. Boorman, Poshak Gandhi, Johannes Buchner +33

Hard X-ray-selected samples of Active Galactic Nuclei (AGN) provide one of the cleanest views of supermassive black hole accretion, but are biased against objects obscured by Compt…

astro-ph.GA2024

Clues of the restarting active galactic nucleus activity of Mrk 1498 from GTC/MEGARA integral field spectroscopy data

S. Cazzoli, L. Hernández-García, I. Márquez +4

Some giant radio galaxies selected at X-rays with an AGN show signs of a restarted nuclear activity. One object in this peculiar class is Mrk1498, a giant low-frequency double radi…

astro-ph.HE2024★ 2 cited

Late-time radio brightening and emergence of a radio jet in the changing-look AGN 1ES 1927+654

Eileen T. Meyer, Sibasish Laha, Onic I. Shuvo +32

We present multi-frequency (5-345 GHz) and multi-resolution radio observations of 1ES 1927+654, widely considered one of the most unusual and extreme changing-look active galactic…

astro-ph.GA2024★ 21 cited

Supermassive Black Hole Winds in X-rays -- SUBWAYS. III. A population study on ultra-fast outflows

V. E. Gianolli, S. Bianchi, P-O Petrucci +44

The detection of blue-shifted absorption lines likely associated with ionized Iron K-shell transitions in the X-ray spectra of many Active Galactic Nuclei (AGN) suggests the presen…