M. Scodeggio
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View article: <i>Euclid</i>: the potential of slitless infrared spectroscopy: a <i>z</i> = 5.4 quasar and new ultracool dwarfs
<i>Euclid</i>: the potential of slitless infrared spectroscopy: a <i>z</i> = 5.4 quasar and new ultracool dwarfs Open
We demonstrate the potential of Euclid ’s slitless spectroscopy to discover high-redshift ($z>5$) quasars and their main photometric contaminant, ultracool dwarfs. Sensitive infrared spectroscopy from space is able to efficiently identi…
View article: Euclid preparation: The NISP spectroscopy channel, on ground performance and calibration
Euclid preparation: The NISP spectroscopy channel, on ground performance and calibration Open
ESA's Euclid cosmology mission relies on the very sensitive and accurately calibrated spectroscopy channel of the Near-Infrared Spectrometer and Photometer (NISP). With three operational grisms in two wavelength intervals, NISP provides di…
View article: The COSMOS-Wall at <i>z</i> ∼ 0.73: Star-forming galaxies and their evolution in different environments
The COSMOS-Wall at <i>z</i> ∼ 0.73: Star-forming galaxies and their evolution in different environments Open
Aims. We present a study of the evolution of star-forming galaxies within what is known as the Wall structure at z ∼ 0.73 in the field of the COSMOS survey. We use a sample of star-forming galaxies from a comprehensive range of environment…
View article: The COSMOS Wall at z ~ 0.73: Quiescent galaxies and their evolution in different environments
The COSMOS Wall at z ~ 0.73: Quiescent galaxies and their evolution in different environments Open
The evolution of quiescent galaxies is driven by numerous physical processes, often considered to be related to their stellar mass and environment over cosmic time. Tracing their stellar populations can provide insight into the processes t…
View article: The COSMOS Wall at <i>z</i> ∼ 0.73: Quiescent galaxies and their evolution in different environments
The COSMOS Wall at <i>z</i> ∼ 0.73: Quiescent galaxies and their evolution in different environments Open
The evolution of quiescent galaxies is driven by numerous physical processes, often considered to be related to their stellar mass and environment over cosmic time. Tracing their stellar populations can provide insight into the processes t…
View article: <i>Euclid</i> preparation
<i>Euclid</i> preparation Open
The Euclid mission is generating a vast amount of imaging data in four broadband filters at a high angular resolution. This data will allow for the detailed study of mass, metallicity, and stellar populations across galaxies that will cons…
View article: Euclid preparation - LXVIII. Extracting physical parameters from galaxies with machine learning
Euclid preparation - LXVIII. Extracting physical parameters from galaxies with machine learning Open
The Euclid mission is generating a vast amount of imaging data in four broadband filters at high angular resolution. This will allow the detailed study of mass, metallicity, and stellar populations across galaxies, which will constrain the…
View article: Performance of the image persistence model for Euclid infrared detectors
Performance of the image persistence model for Euclid infrared detectors Open
Large-format infrared detectors are at the heart of major ground and space-based astronomical instruments, and the HgCdTe HxRG is the most widely used. The Near Infrared Spectrometer and Photometer (NISP) of the ESA’s Euclid mission launch…
View article: Euclid near infrared spectrometer and photometer instrument NISP in space
Euclid near infrared spectrometer and photometer instrument NISP in space Open
International audience
View article: Euclid commissioning results: the near infrared spectrometer and photometer (NISP) signal detection chain
Euclid commissioning results: the near infrared spectrometer and photometer (NISP) signal detection chain Open
Euclid, the M2 mission of the ESA’s Cosmic Vision 2015-2025 program, aims to explore the Dark Universe by conducting a survey of approximately 14 000 deg2 and creating a 3D map of the observable Universe of around 1.5 billion galaxies up t…
View article: A comparative study of the fundamental metallicity relation
A comparative study of the fundamental metallicity relation Open
Aims. We aim to investigate the influences on the evolution of the fundamental metallicity relation of different selection criteria. Methods. We used 5 487 star-forming galaxies at a median redshift of z ≈ 0.63 extracted from the VIMOS Pub…
View article: A comparative study of the fundamental metallicity relation: the impact of methodology on its observed evolution
A comparative study of the fundamental metallicity relation: the impact of methodology on its observed evolution Open
We used 5487 star-forming galaxies at redshift z~0.63 extracted from the VIPERS and 143774 comparison galaxies in the local Universe from the GSWLC catalog. We employed two families of methods: parametric and non-parametric. In the former …
View article: Euclid preparation. Spectroscopy of active galactic nuclei with NISP
Euclid preparation. Spectroscopy of active galactic nuclei with NISP Open
The statistical distribution and evolution of key properties (e.g. accretion rate, mass, or spin) of active galactic nuclei (AGN), remain an open debate in astrophysics. The ESA Euclid space mission, launched on July 1st 2023, promises a b…
View article: <i>Euclid</i>preparation
<i>Euclid</i>preparation Open
This work focusses on the pilot run of a simulation campaign aimed at investigating the spectroscopic capabilities of the Euclid Near-Infrared Spectrometer and Photometer (NISP), in terms of continuum and emission line detection in the con…
View article: <i>Euclid</i> preparation
<i>Euclid</i> preparation Open
The Euclid mission will conduct an extragalactic survey over 15 000 deg 2 of the extragalactic sky. The spectroscopic channel of the Near-Infrared Spectrometer and Photometer (NISP) has a resolution of R ~ 450 for its blue and red grisms t…
View article: Euclid preparation. XXX. Performance assessment of the NISP Red-Grism through spectroscopic simulations for the Wide and Deep surveys
Euclid preparation. XXX. Performance assessment of the NISP Red-Grism through spectroscopic simulations for the Wide and Deep surveys Open
This work focuses on the pilot run of a simulation campaign aimed at investigating the spectroscopic capabilities of the Euclid Near-Infrared Spectrometer and Photometer (NISP), in terms of continuum and emission line detection in the cont…
View article: Euclid preparation. XXVII. A UV-NIR spectral atlas of compact planetary nebulae for wavelength calibration
Euclid preparation. XXVII. A UV-NIR spectral atlas of compact planetary nebulae for wavelength calibration Open
The Euclid mission will conduct an extragalactic survey over 15000 deg$^2$ of the extragalactic sky. The spectroscopic channel of the Near-Infrared Spectrometer and Photometer (NISP) has a resolution of $R\sim450$ for its blue and red gris…
View article: SIPGI: an interactive pipeline for spectroscopic data reduction
SIPGI: an interactive pipeline for spectroscopic data reduction Open
SIPGI is a spectroscopic pipeline for the data reduction of optical/near-infrared data acquired by slit-based spectrographs. SIPGI is a complete spectroscopic data reduction environment retaining the high level of flexibility and accuracy …
View article: The fundamental metallicity relation from SDSS (<i>z</i> ∼ 0) to VIPERS (<i>z</i> ∼ 0.7)
The fundamental metallicity relation from SDSS (<i>z</i> ∼ 0) to VIPERS (<i>z</i> ∼ 0.7) Open
Context. Our knowledge of galaxy metallicity – the result of the integrated star formation history and the evolution of the interstellar medium – is important for constraining the description of galaxy evolution. As such, it has been widel…
View article: Shaping physical properties of galaxy subtypes in the VIPERS survey: Environment matters
Shaping physical properties of galaxy subtypes in the VIPERS survey: Environment matters Open
Aims. This study aims to explore the relation between the physical properties of different galaxy sub-classes, from red passive to blue star-forming, and their environment. Our work is based on the analysis of 31 631 galaxies from the VIMO…
View article: <scp>sipgi</scp>: an interactive pipeline for spectroscopic data reduction
<span>sipgi</span>: an interactive pipeline for spectroscopic data reduction Open
We present sipgi, a spectroscopic pipeline to reduce optical/near-infrared data from slit-based spectrographs. sipgi is a complete spectroscopic data reduction environment, which retains the high level of flexibility and accuracy typical o…
View article: <i>Euclid</i>preparation
<i>Euclid</i>preparation Open
Euclid is a mission of the European Space Agency that is designed to constrain the properties of dark energy and gravity via weak gravitational lensing and galaxy clustering. It will carry out a wide area imaging and spectroscopy survey (t…
View article: <i>Euclid</i>: Constraining ensemble photometric redshift distributions with stacked spectroscopy
<i>Euclid</i>: Constraining ensemble photometric redshift distributions with stacked spectroscopy Open
Context. The ESA Euclid mission will produce photometric galaxy samples over 15 000 square degrees of the sky that will be rich for clustering and weak lensing statistics. The accuracy of the cosmological constraints derived from these mea…
View article: The Type II AGN-host galaxy connection
The Type II AGN-host galaxy connection Open
We present a study of optically selected Type II active galactic nuclei (AGN) at 0.5 < z < 0.9 from the VIPERS and VVDS surveys, to investigate the connection between AGN activity and the physical properties of their host galaxies. The hos…
View article: The Type II AGN-host galaxy connection: insights from the VVDS and VIPERS surveys
The Type II AGN-host galaxy connection: insights from the VVDS and VIPERS surveys Open
We present a study of optically-selected Type II AGN at 0.5 < z < 0.9 from the VIPERS and VVDS surveys, to investigate the connection between AGN activity and physical properties of their host galaxies. The host stellar mass is estimated t…
View article: CLASH-VLT: Abell S1063
CLASH-VLT: Abell S1063 Open
Context. The processes responsible for galaxy evolution in different environments as a function of galaxy mass remain heavily debated. Rich galaxy clusters are ideal laboratories in which to distinguish the role of environmental versus mas…
View article: CLASH-VLT: Abell~S1063. Cluster assembly history and spectroscopic catalogue
CLASH-VLT: Abell~S1063. Cluster assembly history and spectroscopic catalogue Open
Using the CLASH-VLT survey, we assembled an unprecedented sample of 1234 spectroscopically confirmed members in Abell~S1063, finding a dynamically complex structure at z_cl=0.3457 with a velocity dispersion σ_v=1380 -32 +26 km s^-1. We inv…
View article: Spectroscopic observations of PHz G237.01+42.50: A galaxy protocluster at <i>z</i> = 2.16 in the Cosmos field
Spectroscopic observations of PHz G237.01+42.50: A galaxy protocluster at <i>z</i> = 2.16 in the Cosmos field Open
The Planck satellite has identified more than 2000 protocluster candidates with extreme star formation rates (SFRs). Here, we present the spectroscopic identification of a Planck -selected protocluster located in the Cosmos field, PHz G237…
View article: Euclid preparation: I. The Euclid Wide Survey
Euclid preparation: I. The Euclid Wide Survey Open
Euclid is an ESA mission designed to constrain the properties of dark energy\nand gravity via weak gravitational lensing and galaxy clustering. It will carry\nout a wide area imaging and spectroscopy survey (EWS) in visible and\nnear-infra…
View article: AGN activity and star formation of optically-selected Type II AGN in VIMOS spectroscopic surveys
AGN activity and star formation of optically-selected Type II AGN in VIMOS spectroscopic surveys Open
Using a large (812) sample of optically-selected Type II AGN at redshift range 0.510ˆ10 Msun) exhibit low level of SF activity. For both populations we find a positive correlation between the AGN power, probed by the [OIII] luminosity, and…