Ivano Baronchelli
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View article: Parallel Application of Slitless Spectroscopy to Analyze Galaxy Evolution (PASSAGE): Survey Overview
Parallel Application of Slitless Spectroscopy to Analyze Galaxy Evolution (PASSAGE): Survey Overview Open
During the second half of Cycle 1 of the James Webb Space Telescope (JWST), we conducted the Parallel Application of Slitless Spectroscopy to Analyze Galaxy Evolution (PASSAGE) program. PASSAGE received the largest allocation of JWST obser…
View article: The JWST/PASSAGE Survey: Testing Reionization Histories with JWST’s First Unbiased Survey for Ly<i>α</i> Emitters at Redshifts 7.5–9.5
The JWST/PASSAGE Survey: Testing Reionization Histories with JWST’s First Unbiased Survey for Ly<i>α</i> Emitters at Redshifts 7.5–9.5 Open
Ly α emission is one of a few observable features of galaxies that can trace the neutral hydrogen content in the Universe during the Epoch of Reionization (EoR). To accomplish this, we need an efficient way to survey for Ly α emitters (LAE…
View article: The JWST/PASSAGE Survey: Testing Reionization Histories with JWST's First Unbiased Survey for Lyman alpha Emitters at Redshifts 7.5-9.5
The JWST/PASSAGE Survey: Testing Reionization Histories with JWST's First Unbiased Survey for Lyman alpha Emitters at Redshifts 7.5-9.5 Open
Lyman $α$ (Ly$α$) emission is one of few observable features of galaxies that can trace the neutral hydrogen content in the Universe during the Epoch of Reionization (EoR). To accomplish this we need an efficient way to survey for Ly$α$ em…
View article: The Lyman Continuum Escape Fraction of Star-forming Galaxies at 2.4 ≲ <i>z</i> ≲ 3.0 from UVCANDELS
The Lyman Continuum Escape Fraction of Star-forming Galaxies at 2.4 ≲ <i>z</i> ≲ 3.0 from UVCANDELS Open
The UltraViolet Imaging of the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey Fields (UVCANDELS) survey is a Hubble Space Telescope (HST) Cycle-26 Treasury Program, allocated in total 164 orbits of primary Wide-Field Camera…
View article: UVCANDELS: Catalogs of Photometric Redshifts and Galaxy Physical Properties
UVCANDELS: Catalogs of Photometric Redshifts and Galaxy Physical Properties Open
The UltraViolet imaging of the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey Fields (UVCANDELS) program provides deep Hubble Space Telescope (HST) F275W and F435W imaging over four CANDELS fields (GOODS-N, GOODS-S, COSMOS,…
View article: UVCANDELS: Catalogs of photometric redshifts and galaxy physical properties
UVCANDELS: Catalogs of photometric redshifts and galaxy physical properties Open
The UltraViolet imaging of the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey Fields (UVCANDELS) program provides deep HST F275W and F435W imaging over four CANDELS fields (GOODS-N, GOODS-S, COSMOS, and EGS). We combine thi…
View article: Emission-line galaxies at <i>z</i> ∼ 1 from near-IR <i>HST</i> slitless spectroscopy: metallicities, star formation rates, and redshift confirmations from VLT/FORS2 spectroscopy
Emission-line galaxies at <i>z</i> ∼ 1 from near-IR <i>HST</i> slitless spectroscopy: metallicities, star formation rates, and redshift confirmations from VLT/FORS2 spectroscopy Open
We follow up emission line galaxies identified through the near-infrared slitless HST/WFC3 WISP survey with VLT/FORS2 optical spectroscopy. Over 4 WISP fields, we targeted 85 of 138 line emission objects at $0.4\lt z\lt 2$ identified in WF…
View article: The Ultraviolet Luminosity Function at 0.6 < z < 1 from UVCANDELS
The Ultraviolet Luminosity Function at 0.6 < z < 1 from UVCANDELS Open
UVCANDELS is a Hubble Space Telescope Cycle-26 Treasury Program awarded 164 orbits of primary ultraviolet (UV) F275W imaging and coordinated parallel optical F435W imaging in four CANDELS fields—GOODS-N, GOODS-S, EGS, and COSMOS—covering a…
View article: Correlations between IR Luminosity, Star Formation Rate, and CO Luminosity in the Local Universe
Correlations between IR Luminosity, Star Formation Rate, and CO Luminosity in the Local Universe Open
We exploit the DustPedia sample of galaxies within approximately 40 Mpc, selecting 388 sources, to investigate the correlations between IR luminosity (L$_{\rm IR}$), the star formation rate (SFR), and the CO(1-0) luminosity (L$_{\rm CO}$) …
View article: Correlations between IR Luminosity, Star Formation Rate, and CO Luminosity in the Local Universe
Correlations between IR Luminosity, Star Formation Rate, and CO Luminosity in the Local Universe Open
We exploit the DustPedia sample of galaxies within approximately 40 Mpc, selecting 388 sources, to investigate the correlations between IR luminosity (LIR), the star formation rate (SFR), and the CO(1-0) luminosity (LCO) down to much lower…
View article: ALMA Band 3 Source Counts: A Machine Learning Approach to Contamination Mitigation below 5 Sigma
ALMA Band 3 Source Counts: A Machine Learning Approach to Contamination Mitigation below 5 Sigma Open
We performed differential number counts down to 4.25 sigma using ALMA Band 3 calibrator images, which are known for their high dynamic range and susceptibility to various types of contamination. Estimating the fraction of contaminants is a…
View article: Emission-line galaxies at $z\sim1$ from near-IR HST Slitless Spectroscopy: metallicities, star formation rates and redshift confirmations from VLT/FORS2 spectroscopy
Emission-line galaxies at $z\sim1$ from near-IR HST Slitless Spectroscopy: metallicities, star formation rates and redshift confirmations from VLT/FORS2 spectroscopy Open
We follow up emission line galaxies identified through the near-infrared slitless HST/WFC3 WISP survey with VLT/FORS2 optical spectroscopy. Over 4 WISP fields, we targetted 85 of 138 line emission objects at $0.4
View article: WFC3 Infrared Spectroscopic Parallel (WISP) Survey: Photometric and Emission Line Data Release
WFC3 Infrared Spectroscopic Parallel (WISP) Survey: Photometric and Emission Line Data Release Open
We present reduced images and catalogues of photometric and emission line data ($\sim$230,000 and $\sim$8,000 sources, respectively) for the WFC3 Infrared Spectroscopic Parallel (WISP) Survey. These data are made publicly available on the …
View article: WFC3 Infrared Spectroscopic Parallel (WISP) survey: photometric and emission-line data release
WFC3 Infrared Spectroscopic Parallel (WISP) survey: photometric and emission-line data release Open
We present reduced images and catalogues of photometric and emission-line data (∼230 000 and ∼8000 sources, respectively) for the WFC3 (Wide Field Camera 3) Infrared Spectroscopic Parallel (WISP) survey. These data are made publicly availa…
View article: Bright z ∼ 9 Galaxies in Parallel: The Bright End of the Rest-frame UV Luminosity Function from HST Parallel Programs
Bright z ∼ 9 Galaxies in Parallel: The Bright End of the Rest-frame UV Luminosity Function from HST Parallel Programs Open
The abundance of bright galaxies at z > 8 can provide key constraints on models of galaxy formation and evolution, as the predicted abundance varies greatly when different physical prescriptions for gas cooling and star formation are imple…
View article: Ultraviolet and Blue Optical Imaging of UVCANDELS
Ultraviolet and Blue Optical Imaging of UVCANDELS Open
The UltraViolet Imaging of the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey Fields (UVCANDELS) survey provided ultraviolet F275W imaging with coordinated parallel optical F435W imaging in four of the five CANDELS fields: …
View article: A BRAIN Study to Tackle Image Analysis with Artificial Intelligence in the ALMA 2030 Era
A BRAIN Study to Tackle Image Analysis with Artificial Intelligence in the ALMA 2030 Era Open
An ESO internal ALMA development study, BRAIN, is addressing the ill-posed inverse problem of synthesis image analysis, employing astrostatistics and astroinformatics. These emerging fields of research offer interdisciplinary approaches at…
View article: The UV luminosity function at 0.6 < z < 1 from UVCANDELS
The UV luminosity function at 0.6 < z < 1 from UVCANDELS Open
UVCANDELS is a HST Cycle-26 Treasury Program awarded 164 orbits of primary ultraviolet (UV) F275W imaging and coordinated parallel optical F435W imaging in four CANDELS fields: GOODS-N, GOODS-S, EGS, and COSMOS, covering a total area of $\…
View article: A BRAIN study to tackle image analysis with artificial intelligence in the ALMA 2030 era
A BRAIN study to tackle image analysis with artificial intelligence in the ALMA 2030 era Open
An ESO internal ALMA development study, BRAIN, is addressing the ill-posed inverse problem of synthesis image analysis employing astrostatistics and astroinformatics. These emerging fields of research offer interdisciplinary approaches at …
View article: The Lyman Continuum Escape Fraction of Star-forming Galaxies at $2.4\lesssim z\lesssim3.0$ from UVCANDELS
The Lyman Continuum Escape Fraction of Star-forming Galaxies at $2.4\lesssim z\lesssim3.0$ from UVCANDELS Open
The UltraViolet Imaging of the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey Fields (UVCANDELS) survey is a Hubble Space Telescope (HST) Cycle-26 Treasury Program, allocated in total 164 orbits of primary Wide-Field Camera…
View article: Erratum: “Identification of Single Spectral Lines in Large Spectroscopic Surveys Using UMLAUT: an Unsupervised Machine-learning Algorithm Based on Unbiased Topology” (2021, ApJS, 257, 67)
Erratum: “Identification of Single Spectral Lines in Large Spectroscopic Surveys Using UMLAUT: an Unsupervised Machine-learning Algorithm Based on Unbiased Topology” (2021, ApJS, 257, 67) Open
Due to an error at the publisher two symbol errors were introduced. 1. In Section 3.1, in list item 1 “Data samples that are similar in a sufficiently large amount of independent dimensions (N=) tend to be similar also when considering an …
View article: The resolved scaling relations in DustPedia: Zooming in on the local Universe
The resolved scaling relations in DustPedia: Zooming in on the local Universe Open
Aims. We perform a homogeneous analysis of an unprecedented set of spatially resolved scaling relations (SRs) between interstellar medium (ISM) components, that is to say dust, gas, and gas-phase metallicity, and other galaxy properties, s…
View article: Bright z~9 Galaxies in Parallel: The Bright End of the Rest-UV Luminosity Function from HST Parallel Programs
Bright z~9 Galaxies in Parallel: The Bright End of the Rest-UV Luminosity Function from HST Parallel Programs Open
The abundance of bright galaxies at z>8 can provide key constraints on models of galaxy formation and evolution, as the predicted abundance varies greatly when different physical prescriptions for gas cooling and star formation are impleme…
View article: The average dust attenuation curve at <i>z</i> ∼ 1.3 based on <i>HST</i> grism surveys
The average dust attenuation curve at <i>z</i> ∼ 1.3 based on <i>HST</i> grism surveys Open
We present the first characterization of the average dust attenuation curve at z ∼ 1.3 by combining rest-frame ultraviolet through near-IR photometry with Balmer decrement (H α/H β) constraints for ∼900 galaxies with 8 ≲ log (M⋆/M⊙) < 1…
View article: Differential attenuation in star-forming galaxies at 0.3 ≲ <i>z</i> ≲ 1.5 in the SHARDS/CANDELS field
Differential attenuation in star-forming galaxies at 0.3 ≲ <i>z</i> ≲ 1.5 in the SHARDS/CANDELS field Open
We use a sample of 706 galaxies, selected as [O ii]λ3727 ([O ii]) emitters in the Survey for High-z Absorption Red and Dead Sources (SHARDS) on the CANDELS/GOODS-N field, to study the differential attenuation of the nebular emission with r…
View article: Differential attenuation in star-forming galaxies at 0.3 $\lesssim$ $z$ $\lesssim$ 1.5 in the SHARDS/CANDELS field
Differential attenuation in star-forming galaxies at 0.3 $\lesssim$ $z$ $\lesssim$ 1.5 in the SHARDS/CANDELS field Open
We use a sample of 706 galaxies, selected as [OII]$λ$3727 ([OII]) emitters in the Survey for High-$z$ Absorption Red and Dead Sources (SHARDS) on the CANDELS/GOODS-N field, to study the differential attenuation of the nebular emission with…
View article: Spectroscopically Identified Emission Line Galaxy Pairs in the WISP Survey*
Spectroscopically Identified Emission Line Galaxy Pairs in the WISP Survey* Open
We identify a sample of spectroscopically measured emission line galaxy (ELG) Pairs up to z = 1.6 from the Wide Field Camera 3 (WFC3) Infrared Spectroscopic Parallels (WISP) survey. WISP obtained slitless, near-infrared grism spectroscopy …
View article: Identification of Single Spectral Lines in Large Spectroscopic Surveys Using UMLAUT: an Unsupervised Machine-learning Algorithm Based on Unbiased Topology
Identification of Single Spectral Lines in Large Spectroscopic Surveys Using UMLAUT: an Unsupervised Machine-learning Algorithm Based on Unbiased Topology Open
The identification of an emission line is unambiguous when multiple spectral features are clearly visible in the same spectrum. However, in many cases, only one line is detected, making it difficult to correctly determine the redshift. We …
View article: Simulating properties of emission line galaxies from Nancy Grace Roman\n Space Telescope
Simulating properties of emission line galaxies from Nancy Grace Roman\n Space Telescope Open
We simulate the emission line galaxy properties for the Nancy Grace Roman\nSpace Telescope by creating a 4 deg$^{2}$ galaxy mock catalog using Galacticus,\na semi-analytic model (SAM) for galaxy formation and evolution. The simulated\ngala…
View article: Simulating properties of emission line galaxies from Nancy Grace Roman Space Telescope
Simulating properties of emission line galaxies from Nancy Grace Roman Space Telescope Open
We simulate the emission line galaxy properties for the Nancy Grace Roman Space Telescope by creating a 4 deg$^{2}$ galaxy mock catalog using Galacticus, a semi-analytic model (SAM) for galaxy formation and evolution. The simulated galaxy …