News
A galaxy which outshines the rest
Gas is essential to the process of forming a galaxy. During the first stages the amount of gas present determines the number of stars which will be in the...
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PublicationA refined sub-grid model for black hole accretion and AGN feedback in large cosmological simulations
In large-scale cosmological hydrodynamic simulations simplified sub-grid models for gas accretion on to black holes and AGN feedback are commonly used. Such...
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PublicationActive Galactic Nuclei Feedback and the Origin and Fate of the Hot Gas in Early-type Galaxies
A recent determination of the relationships between the X-ray luminosity of the ISM (L X) and the stellar and total mass for a sample of nearby early-type...
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PublicationAGILE, Fermi, Swift, and GASP/WEBT multi-wavelength observations of the high-redshift blazar 4C +71.07 in outburst
Context. The flat-spectrum radio quasar 4C +71.07 is a high-redshift (z = 2.172), γ-loud blazar whose optical emission is dominated by thermal radiation from...
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NewsAstronomers discover how to feed a black hole
The black holes at the centres of galaxies are the most mysterious objects in the Universe, not only because of the huge quantities of material within them...
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NewsAstronomers observe potential magnetic flip around a supermassive black hole
An international research, in which a team from the Instituto de Astrofísica de Canarias (IAC) has participated, has provided new evidence for an enigmatic...
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PublicationBASS. XXV. DR2 Broad-line-based Black Hole Mass Estimates and Biases from Obscuration
We present measurements of broad emission lines and virial estimates of supermassive black hole masses (M BH) for a large sample of ultrahard X-ray-selected...
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PublicationCapturing dual AGN activity and kiloparsec-scale outflows in IRAS 20210+1121
The most standard scenario for the evolution of massive galaxies across cosmic time assumes a correspondence based on the interplay between active galactic...
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PublicationCEERS Key Paper. II. A First Look at the Resolved Host Properties of AGN at 3 < z < 5 with JWST
We report on the host properties of five X-ray-luminous active galactic nuclei (AGN) identified at 3 < z < 5 in the first epoch of imaging from the Cosmic...