M. Pannella
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View article: Galaxy populations of protoclusters in cosmological hydrodynamical simulations
Galaxy populations of protoclusters in cosmological hydrodynamical simulations Open
Context. The study of protoclusters at cosmic noon is essential for understanding the impact of the environment and of the transformational processes occurring during this epoch on galaxy properties. Aims. This work tests the predictions r…
View article: X-ray view of a massive node of the Cosmic Web at <i>z</i> ∼ 3
X-ray view of a massive node of the Cosmic Web at <i>z</i> ∼ 3 Open
Context. Exploring supermassive black hole (SMBH) populations in protoclusters offers valuable insights into how environment affects SMBH growth. However, research on active galactic nuclei (AGN) within these areas is still limited by the …
View article: X-ray view of a massive node of the Cosmic Web at z~3 I. An exceptional overdensity of rapidly accreting SMBHs
X-ray view of a massive node of the Cosmic Web at z~3 I. An exceptional overdensity of rapidly accreting SMBHs Open
Exploring SMBH population in protoclusters offers valuable insights into how environment affects SMBH growth. However, research on AGN within these areas is still limited by the small number of protoclusters known at high redshift and by t…
View article: The hidden side of cosmic star formation at <i>z</i> > 3
The hidden side of cosmic star formation at <i>z</i> > 3 Open
Our current understanding of the cosmic star formation history at z > 3 is primarily based on UV-selected galaxies (Lyman-break galaxies, i.e., LBGs). Recent studies of H -dropouts (HST-dark galaxies) have revealed that we may be missing a…
View article: Galaxy populations in the most distant SPT-SZ clusters
Galaxy populations in the most distant SPT-SZ clusters Open
We investigate structural properties of massive galaxy populations in the central regions (< 0.7 r 500 ) of five very massive ( M 200 > 4 × 10 14 M ⊙ ), high-redshift (1.4 ≲ z ≲ 1.7) galaxy clusters from the 2500 deg 2 South Pole Telescope…
View article: The main sequence of star-forming galaxies across cosmic times
The main sequence of star-forming galaxies across cosmic times Open
By compiling a comprehensive census of literature studies, we investigate the evolution of the main sequence (MS) of star-forming galaxies (SFGs) in the widest range of redshift (0 < z < 6) and stellar mass (108.5–1011.5 M⊙) ever pro…
View article: The hidden side of cosmic star formation at z > 3: Bridging optically-dark and Lyman break galaxies with GOODS-ALMA
The hidden side of cosmic star formation at z > 3: Bridging optically-dark and Lyman break galaxies with GOODS-ALMA Open
Our current understanding of the cosmic star formation history at z>3 is primarily based on UV-selected galaxies (i.e., LBGs). Recent studies of H-dropouts have revealed that we may be missing a large proportion of star formation that is t…
View article: The 700 ks Chandra Spiderweb Field II: Evidence for inverse-Compton and thermal diffuse emission in the Spiderweb galaxy
The 700 ks Chandra Spiderweb Field II: Evidence for inverse-Compton and thermal diffuse emission in the Spiderweb galaxy Open
We present the X-ray imaging and spectral analysis of the diffuse emission around the Spiderweb galaxy at z=2.16 and of its nuclear emission, based on a deep (700 ks) Chandra observation. We characterize the nuclear emission and computed t…
View article: The 700 ks <i>Chandra</i> Spiderweb Field
The 700 ks <i>Chandra</i> Spiderweb Field Open
Aims. We present the X-ray imaging and spectral analysis of the diffuse emission around the radio galaxy J1140-2629 (the Spiderweb galaxy) at z = 2.16 and of its nuclear emission, based on a deep (700 ks) Chandra observation. Methods. We o…
View article: The Spiderweb Protocluster is Being Magnetized by Its Central Radio Jet
The Spiderweb Protocluster is Being Magnetized by Its Central Radio Jet Open
We present deep broadband radio polarization observations of the Spiderweb radio galaxy (J1140-2629) in a galaxy protocluster at z = 2.16. These yield the most detailed polarimetric maps yet made of a high-redshift radio galaxy. The intrin…
View article: Compact and Variable Radio Emission from an Active Galaxy with Supersoft X-Ray Emission
Compact and Variable Radio Emission from an Active Galaxy with Supersoft X-Ray Emission Open
RX J1301.9+2747 is a unique active galaxy with a supersoft X-ray spectrum that lacks significant emission at energies above 2 keV. In addition, it is one of few galaxies displaying quasiperiodic X-ray eruptions that recur on a timescale of…
View article: Compact and variable radio emission from an active galaxy with supersoft X-ray emission
Compact and variable radio emission from an active galaxy with supersoft X-ray emission Open
RX J1301.9+2747 is a unique active galaxy with supersoft X-ray spectrum that lacks significant emission at energies above 2 keV. In addition, it is one of few galaxies displaying quasi-periodic X-ray eruptions that recur on a timescale of …
View article: The 700 ks <i>Chandra</i> Spiderweb Field
The 700 ks <i>Chandra</i> Spiderweb Field Open
Aims. We present an analysis of the 700 ks Chandra ACIS-S observation of the field around the radio galaxy J1140-2629 (the Spiderweb Galaxy) at z = 2.156, focusing on the nuclear activity in the associated large-scale environment. Methods.…
View article: The 700 ks Chandra Spiderweb Field I: evidence for widespread nuclear activity in the Protocluster
The 700 ks Chandra Spiderweb Field I: evidence for widespread nuclear activity in the Protocluster Open
(Abridged) We present an analysis of the 700 ks Chandra ACIS-S observation of the field around the Spiderweb Galaxy at z=2.156, focusing on the nuclear activity in the associated large-scale environment. We identify unresolved X-ray source…
View article: X-Ray Emission from the Jets and Lobes of the Spiderweb
X-Ray Emission from the Jets and Lobes of the Spiderweb Open
Deep Chandra and Very Large Array imaging reveals a clear correlation between X-ray and radio emission on scales ∼100 kpc in the Spiderweb radio galaxy at z = 2.16. The X-ray emission associated with the extended radio source is likely dom…
View article: Massive quiescent galaxies at $z\sim3$: a comparison of selection, stellar population and structural properties with simulation predictions
Massive quiescent galaxies at $z\sim3$: a comparison of selection, stellar population and structural properties with simulation predictions Open
We study stellar population and structural properties of massive $\log(M_{\star} / M_{\odot}) >11$ galaxies at $z\sim 2.7$ in the Magneticum and IllustrisTNG hydrodynamical simulations and GAEA semi-analytic model. We find stellar mass fun…
View article: GOODS-ALMA 2.0: Starbursts in the main sequence reveal compact star formation regulating galaxy evolution prequenching
GOODS-ALMA 2.0: Starbursts in the main sequence reveal compact star formation regulating galaxy evolution prequenching Open
Compact star formation appears to be generally common in dusty star-forming galaxies (SFGs). However, its role in the framework set by the scaling relations in galaxy evolution remains to be understood. In this work we follow up on the gal…
View article: GOODS-ALMA 2.0: Source catalog, number counts, and prevailing compact sizes in 1.1 mm galaxies
GOODS-ALMA 2.0: Source catalog, number counts, and prevailing compact sizes in 1.1 mm galaxies Open
Submillimeter/millimeter observations of dusty star-forming galaxies with the Atacama Large Millimeter/submillimeter Array (ALMA) have shown that dust continuum emission generally occurs in compact regions smaller than the stellar distribu…
View article: GOODS-ALMA 2.0: Source catalog, number counts, and prevailing compact\n sizes in 1.1 mm galaxies
GOODS-ALMA 2.0: Source catalog, number counts, and prevailing compact\n sizes in 1.1 mm galaxies Open
Submillimeter/millimeter observations of dusty star-forming galaxies with the\nAtacama Large Millimeter/submillimeter Array (ALMA) have shown that dust\ncontinuum emission generally occurs in compact regions smaller than the stellar\ndistr…
View article: A low [CII]/[NII] ratio in the center of a massive galaxy at <i>z</i> = 3.7: Evidence for a transition to quiescence at high redshift? <i>(Corrigendum)</i>
A low [CII]/[NII] ratio in the center of a massive galaxy at <i>z</i> = 3.7: Evidence for a transition to quiescence at high redshift? <i>(Corrigendum)</i> Open
This article is an erratum for:[https://doi.org/10.1051/0004-6361/201936460]
View article: The VANDELS ESO public spectroscopic survey
The VANDELS ESO public spectroscopic survey Open
VANDELS is an ESO Public Spectroscopic Survey designed to build a sample of high-signal-to-noise ratio, medium-resolution spectra of galaxies at redshifts between 1 and 6.5. Here we present the final Public Data Release of the VANDELS Surv…
View article: The VANDELS ESO public spectroscopic survey: final Data Release of 2087 spectra and spectroscopic measurements
The VANDELS ESO public spectroscopic survey: final Data Release of 2087 spectra and spectroscopic measurements Open
VANDELS is an ESO Public Spectroscopic Survey designed to build a sample of high signal to noise, medium resolution spectra of galaxies at redshift between 1 and 6.5. Here we present the final Public Data Release of the VANDELS Survey, com…
View article: A low [CII]/[NII] ratio in the center of a massive galaxy at <i>z</i> = 3.7: Evidence for a transition to quiescence at high redshift?
A low [CII]/[NII] ratio in the center of a massive galaxy at <i>z</i> = 3.7: Evidence for a transition to quiescence at high redshift? Open
Understanding the process of quenching is one of the major open questions in galaxy evolution and crucial insights may be obtained by studying quenched galaxies at high redshifts at epochs when the Universe and the galaxies were younger an…
View article: Compact, bulge-dominated structures of spectroscopically confirmed quiescent galaxies at <i>z</i> ≈ 3
Compact, bulge-dominated structures of spectroscopically confirmed quiescent galaxies at <i>z</i> ≈ 3 Open
We study structural properties of spectroscopically confirmed massive quiescent galaxies at z ≈ 3 with one of the first sizeable samples of such sources, made of ten 10.8 < log (M⋆/M⊙) < 11.3 galaxies at 2.4 < z < 3.2 in the CO…
View article: GOODS-ALMA: Using IRAC and VLA to probe fainter millimeter galaxies
GOODS-ALMA: Using IRAC and VLA to probe fainter millimeter galaxies Open
\nIn this paper, we extend the source detection in the GOODS-ALMA field (69 arcmin2, 1σ ≃ 0.18 mJy beam−1) to deeper levels than presented in our previous work. Using positional information at 3.6 and 4.5 μm (from Spitzer-IRAC) as well as …
View article: Constraining radio mode feedback in galaxy clusters with the cluster radio AGNs properties to <i>z</i> ∼ 1
Constraining radio mode feedback in galaxy clusters with the cluster radio AGNs properties to <i>z</i> ∼ 1 Open
We study the properties of the Sydney University Molonglo Sky Survey (SUMSS) 843 MHz radio active galactic nuclei (AGNs) population in galaxy clusters from two large catalogues created using the Dark Energy Survey (DES): ∼11 800 optically …
View article: Rejuvenated galaxies with very old bulges at the origin of the 'bending' of the Main Sequence
Rejuvenated galaxies with very old bulges at the origin of the 'bending' of the Main Sequence Open
We investigate the nature of star-forming galaxies with reduced specific star formation rate (sSFR) and high stellar masses, those ``green valley'' objects that seemingly cause a reported bending, or flattening, of the star-forming main se…
View article: The main sequence of star-forming galaxies – II. A non-evolving slope at the high-mass end
The main sequence of star-forming galaxies – II. A non-evolving slope at the high-mass end Open
By using the deepest available mid- and far-infrared surveys in the CANDELS, GOODS, and COSMOS fields we study the evolution of the main sequence (MS) of star-forming galaxies (SFGs) from z ∼ 0 to ∼ 2.5 at stellar masses larger than 1010 M…