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View article: Eclipses as a bridge between Education and Outreach: a joint effort of the Italian OAE-I Center and OAO Node
Eclipses as a bridge between Education and Outreach: a joint effort of the Italian OAE-I Center and OAO Node Open
Solar eclipses are rare, fascinating events that serve as powerful entry points into astronomy, capturing the curiosity of both students and the general public. In view of the 2026 and 2027 total solar eclipses visible across Europe, the I…
View article: Towards Inclusive Scientific Institutions: The First INAF Meeting on Equity and Inclusion
Towards Inclusive Scientific Institutions: The First INAF Meeting on Equity and Inclusion Open
The first INAF (Italian National Institute for Astrophysics) meeting dedicated to equity and inclusion was held from 5 to 7 May 2025 at the Bologna Research Area. The event aimed to foster dialogue on how to build welcoming and accessible …
View article: Education, Outreach and Communication in the Europlanet 2024 RI project
Education, Outreach and Communication in the Europlanet 2024 RI project Open
The Europlanet 2024 Research Infrastructure (RI) project defined, at the time of proposal submission in 2019, an ambitious programme of education, outreach and media engagement activities designed to maximise the societal impact and engage…
View article: An innovative journey through time and space: the 'Time Machines' exhibition
An innovative journey through time and space: the 'Time Machines' exhibition Open
We will present the behind the scenes of an expansive astrophysics exhibition, "Time Machines", hosted at the prestigious Palazzo Esposizioni in Rome from November 2023 to March 2024.This was the first large exhibition conceived and realis…
View article: A dual approach for the successful dissemination, use and improvement of educational resources in planetary science.
A dual approach for the successful dissemination, use and improvement of educational resources in planetary science. Open
<p>In recent years, the education and outreach teams in the Europlanet 2024 Research Infrastructure (RI) project, the Europlanet Society&#8217;s Outreach Working Group and the Europlanet Early Careers (EPEC) network have develope…
View article: Il cielo in salotto: lessons learnt from livestreaming astronomical events in Italy
Il cielo in salotto: lessons learnt from livestreaming astronomical events in Italy Open
<p>&#8220;<em>Il cielo in salotto</em>&#8221; (in English, &#8220;<em>The sky in your living room</em>&#8221;) is a format for live streaming events of astronomical phenomena devised in 2020 by…
View article: INAF Online Lab: can hands-on, educational laboratories be online?
INAF Online Lab: can hands-on, educational laboratories be online? Open
INAF Online Lab is the name of the project born within EduINAF (the online magazine of the Italian Institute of Astrophysics) during the Covid-19 pandemic and the subsequent rearrangement of the outreach and teaching activities normally ca…
View article: &#8220;The sky in your living room&#8221;:&#160;a streaming format for live astronomy events
“The sky in your living room”: a streaming format for live astronomy events Open
During the last year, the outreach community had to rearrange the way of communicating science and resort to new tools for education in schools. In particular, the impossibility of organizing public events has encouraged the Italian Nation…
View article: The WISSH quasars project
The WISSH quasars project Open
Context. Sources at the brightest end of the quasi-stellar object (QSO) luminosity function, during the peak epoch in the history of star formation and black hole accretion ( z ∼ 2−4, often referred to as “Cosmic noon”) are privileged site…
View article: The WISSH QSOs project IX. Cold gas content and environment of luminous QSOs at Cosmic noon
The WISSH QSOs project IX. Cold gas content and environment of luminous QSOs at Cosmic noon Open
Sources at the brightest end of QSO luminosity function during the peak epoch of star formation and black hole accretion (z~2-4, i.e. Cosmic noon) are privileged sites to study the feeding & feedback cycle of massive galaxies. We perform t…
View article: Multiple AGN activity during the BCG assembly of XDCPJ0044.0-2033 at z ∼ 1.6
Multiple AGN activity during the BCG assembly of XDCPJ0044.0-2033 at z ∼ 1.6 Open
Undisturbed galaxy clusters are characterized by a massive and large elliptical galaxy at their centre, i.e. the brightest cluster galaxy (BCG). How these central galaxies form is still debated. According to most models, a typical epoch fo…
View article: The WISSH quasars project - VIII. Outflows and metals in the circum-galactic medium around the hyper-luminous z ∼ 3.6 quasar J1538+08
The WISSH quasars project - VIII. Outflows and metals in the circum-galactic medium around the hyper-luminous z ∼ 3.6 quasar J1538+08 Open
Context. In recent years, Lyα nebulae have been routinely detected around high redshift, radio-quiet quasars thanks to the advent of the highly sensitive integral field spectrographs. Constraining the physical properties of the Lyα nebulae…
View article: The WISSH quasars project
The WISSH quasars project Open
Context. In recent years, Ly α nebulae have been routinely detected around high redshift, radio-quiet quasars thanks to the advent of the highly sensitive integral field spectrographs. Constraining the physical properties of the Ly α nebul…
View article: The WISSH quasars project
The WISSH quasars project Open
Hyper-luminous quasars ( L bol ≳ 10 47 erg s −1 ) are ideal laboratories to study the interaction and impact of the extreme radiative field and the most powerful winds in the active galactic nuclei (AGN) nuclear regions. They typically exh…
View article: The WISSH quasars project VII. The impact of extreme radiative field in the accretion disk and X-ray corona interplay
The WISSH quasars project VII. The impact of extreme radiative field in the accretion disk and X-ray corona interplay Open
Hyperluminous quasars ($L_{\rm bol}\gtrsim 10^{47}$ erg s$^{-1}$) are ideal laboratories to study the interaction and impact of extreme radiative field and the most powerful winds in the AGN nuclear regions. They typically exhibit low coro…
View article: Universal bolometric corrections for active galactic nuclei over seven luminosity decades
Universal bolometric corrections for active galactic nuclei over seven luminosity decades Open
Context. The AGN bolometric correction is a key element for understanding black hole (BH) demographics and computing accurate BH accretion histories from AGN luminosities. However, current estimates still differ from each other by up to a …
View article: The WISSH quasars project: VII. The impact of extreme radiative field in the accretion disc and X-ray corona interplay
The WISSH quasars project: VII. The impact of extreme radiative field in the accretion disc and X-ray corona interplay Open
Hyper-luminous quasars (Lbol 1047 erg s-1) are ideal laboratories to study the interaction and impact of the extreme radiative field and the most powerful winds in the active galactic nuclei (AGN) nuclear regions. They typically exhibit lo…
View article: The WISSH quasars project: VIII. Outflows and metals in the circum-galactic medium around the hyper-luminous z ∼ 3.6 quasar J1538+08
The WISSH quasars project: VIII. Outflows and metals in the circum-galactic medium around the hyper-luminous z ∼ 3.6 quasar J1538+08 Open
Context. In recent years, Lyα nebulae have been routinely detected around high redshift, radio-quiet quasars thanks to the advent of the highly sensitive integral field spectrographs. Constraining the physical properties of the Lyα nebulae…
View article: Probing black hole accretion tracks, scaling relations, and radiative efficiencies from stacked X-ray active galactic nuclei
Probing black hole accretion tracks, scaling relations, and radiative efficiencies from stacked X-ray active galactic nuclei Open
The masses of supermassive black holes at the centres of local galaxies appear to be tightly correlated with the mass and velocity dispersions of their galactic hosts. However, the local Mbh–Mstar relation inferred from dynamically measure…
View article: x-cigale: fitting AGN/galaxy SEDs from X-ray to infrared
x-cigale: fitting AGN/galaxy SEDs from X-ray to infrared Open
Code Investigating GALaxy Emission (cigale) is a powerful multiwavelength spectral energy distribution (SED) fitting code for extragalactic studies. However, the current version of cigale is not able to fit X-ray data, which often provide …
View article: The WISSH quasars project
The WISSH quasars project Open
Context. The WISSH quasars project aims at studying the nuclear and host galaxy properties of the most luminous quasars ( L bol > 10 47 erg s −1 , 1.8 < z < 4.6), with special emphasis on the occurrence and physical parameters of winds at …
View article: The WISSH quasars project VI. Fraction and properties of BAL quasars in the hyper-luminosity regime
The WISSH quasars project VI. Fraction and properties of BAL quasars in the hyper-luminosity regime Open
The WISSH quasars project aims at studying the nuclear and host galaxy properties of the most luminous quasars ($L_{bol}>10^{47}$ erg/s, $1.8
View article: Probing The Agn/Galaxy Coevolution In The Widest Dynamical Range Ever
Probing The Agn/Galaxy Coevolution In The Widest Dynamical Range Ever Open
The existence of a long-lasting link between the central black hole mass and various physical properties of their host spheroids is now a matter of fact. Studying the correlations between the two at different ages is then the best way to r…
View article: The Wissh Survey: Blr Vs Nlr Winds In The Most Luminous Quasars
The Wissh Survey: Blr Vs Nlr Winds In The Most Luminous Quasars Open
I will review the most important results from near-IR spectroscopic observations of WISE/SDSS selected hyper-luminous (WISSH) quasars, designed to accurately probe the role of nuclear activity in SMBH-galaxy self-regulated growth via exten…
View article: [Cii] Outflows In Z=6 Qsos Are There: Investigating Agn Feedback And Host Galaxy Properties In Luminous High-Redshift Qsos
[Cii] Outflows In Z=6 Qsos Are There: Investigating Agn Feedback And Host Galaxy Properties In Luminous High-Redshift Qsos Open
I will present evidence of AGN-driven outflows in the early Universe, resulting from the stacking analysis of a sample of 48 QSOs at z~5-7 with ALMA [CII] detection. Very broad [CII] wings are on average present, and extend beyond velociti…
View article: Qso Project: Giant Lyman Alpha Nebula Around The Hyper-Luminous Quasar Sdss J1538+0855
Qso Project: Giant Lyman Alpha Nebula Around The Hyper-Luminous Quasar Sdss J1538+0855 Open
Giant Lyman alpha nebulae (GLAN) are the largest coherent cosmic structures associated to luminous quasars. They fill the quasar circumgalactic medium possibly constituting an important cold gas reservoir playing a role in the feeding and …
View article: The WISSH quasars project IV. Broad line region versus kiloparsec-scale winds
The WISSH quasars project IV. Broad line region versus kiloparsec-scale winds Open
Winds accelerated by active galactic nuclei (AGNs) are invoked in the most successful models of galaxy evolution to explain the observed physical and evolutionary properties of massive galaxies. Winds are expected to deposit energy and mom…
View article: The hyperluminous Compton-thick <i>z</i> ∼ 2 quasar nucleus of the hot DOG W1835+4355 observed by <i>NuSTAR</i>
The hyperluminous Compton-thick <i>z</i> ∼ 2 quasar nucleus of the hot DOG W1835+4355 observed by <i>NuSTAR</i> Open
We present a 155 ks NuSTAR observation of the z ∼ 2 hot dust-obscured galaxy (hot DOG) W1835+4355. We extracted spectra from the two NuSTAR detectors and analyzed them jointly with the archival XMM-Newton PN and MOS spectra. We performed a…
View article: The WISSH quasars project
The WISSH quasars project Open
We present an ALMA high-resolution (0.18″ × 0.21″) observation of the 840 μ m continuum and [CII] λ 157.74 μ m line emission in the WISE-SDSS selected hyper-luminous (WISSH) quasi-stellar object (QSO) J1015+0020, at z ∼ 4.4. Our analysis r…
View article: The WISSH quasars project V. ALMA reveals the assembly of a giant galaxy around a z=4.4 hyper-luminous QSO
The WISSH quasars project V. ALMA reveals the assembly of a giant galaxy around a z=4.4 hyper-luminous QSO Open
We present an ALMA high-resolution observation of the 840 um continuum and [CII] line emission in the WISE-SDSS selected hyper-luminous (WISSH) QSO J1015+0020 at z~4.4. Our analysis reveals an exceptional overdensity of [CII]-emitting comp…