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 …

Revisiting the unified model of active galactic nuclei

H Netzer - Annual Review of Astronomy and Astrophysics, 2015 - annualreviews.org
This review describes recent developments related to the unified model of active galactic
nuclei (AGNs). It focuses on new ideas about the origin and properties of the central …

Fitting AGN/Galaxy X-Ray-to-radio SEDs with CIGALE and Improvement of the Code

G Yang, M Boquien, WN Brandt, V Buat… - The Astrophysical …, 2022 - iopscience.iop.org
Modern and future surveys effectively provide a panchromatic view for large numbers of
extragalactic objects. Consistently modeling these multiwavelength survey data is a critical …

JWST UNCOVER: extremely Red and Compact Object at z phot≃ 7.6 triply imaged by A2744

LJ Furtak, A Zitrin, A Plat, S Fujimoto… - The Astrophysical …, 2023 - iopscience.iop.org
Recent JWST/NIRCam imaging taken for the ultra-deep UNCOVER program reveals a very
red dropout object at z phot≃ 7.6, triply imaged by the galaxy cluster A2744 (zd= 0.308). All …

The LOFAR Two-metre Sky Survey: Deep Fields data release 1. V. Survey description, source classifications, and host galaxy properties

PN Best, R Kondapally, WL Williams… - Monthly Notices of …, 2023 - academic.oup.com
Source classifications, stellar masses, and star-formation rates are presented for≈ 80 000
radio sources from the first data release of the Low Frequency Array Two-metre Sky Survey …

Obscured active galactic nuclei

RC Hickox, DM Alexander - Annual Review of Astronomy and …, 2018 - annualreviews.org
Active galactic nuclei (AGN) are powered by the accretion of material onto a supermassive
black hole (SMBH) and are among the most luminous objects in the Universe. However, the …

x-cigale: fitting AGN/galaxy SEDs from X-ray to infrared

G Yang, M Boquien, V Buat, D Burgarella… - Monthly Notices of …, 2020 - academic.oup.com
ABSTRACT Code Investigating GALaxy Emission (cigale) is a powerful multiwavelength
spectral energy distribution (SED) fitting code for extragalactic studies. However, the current …

Nuclear obscuration in active galactic nuclei

CR Almeida, C Ricci - Nature Astronomy, 2017 - nature.com
The material surrounding accreting supermassive black holes connects the active galactic
nucleus with its host galaxy and, besides being responsible for feeding the black hole …

The dust covering factor in active galactic nuclei

M Stalevski, C Ricci, Y Ueda, P Lira… - Monthly Notices of the …, 2016 - academic.oup.com
The primary source of emission of active galactic nuclei (AGNs), the accretion disc, is
surrounded by an optically and geometrically thick dusty structure ('the so-called dusty …

The close environments of accreting massive black holes are shaped by radiative feedback

C Ricci, B Trakhtenbrot, MJ Koss, Y Ueda… - Nature, 2017 - nature.com
The majority of the accreting supermassive black holes in the Universe are obscured by
large columns of gas and dust,,. The location and evolution of this obscuring material have …