papers

Publications (86)

astro-ph.GA2024

JWST/CEERS sheds light on dusty star-forming galaxies: forming bulges, lopsidedness and outside-in quenching at cosmic noon

Aurelien Le Bail, Emanuele Daddi, David Elbaz +26

We investigate the morphology and resolved physical properties of a sample of 22 IR-selected DSFG at cosmic noon using the JWST/NIRCam images obtained in the EGS field for the CEER…

astro-ph.IM2026

The Atacama Large Aperture Submillimeter Telescope (AtLAST): enabling large-scale sub-mm science beyond 2030

Claudia Cicone, Tony Mroczkowski, Evanthia Hatziminaoglou +38

AtLAST is designed to be the largest (sub-)mm single-dish astronomical observatory and the first climate-neutral modern research infrastructure. It offers a unique combination of l…

astro-ph.GA2024

ACOSMOS: Measuring the cosmic dust-attenuated star formation rate density at

Benjamin Magnelli, Sylvia Adscheid, Tsan-Ming Wang +14

[Abridged] In recent years, conflicting results have provided an uncertain view of the dust-attenuated properties of star-forming galaxies (SFGs). To solve this, we used the…

astro-ph.GA2024

NOEMA formIng Cluster survEy (NICE): Characterizing eight massive galaxy groups at in the COSMOS field

Nikolaj B. Sillassen, Shuowen Jin, Georgios E. Magdis +41

The NOEMA formIng Cluster survEy (NICE) is a large program targeting 69 massive galaxy group candidates at in six deep fields. We report spectroscopic confirmation of eight g…

astro-ph.GA2026

Starbursts hiding in the main sequence: a pathway toward quenching?

Florent Renaud, Katarina Kraljic, Jonathan Freundlich +10

Star-forming galaxies spend most of their lifetimes on the star-forming main sequence, which establishes a tight empirical and statistical relation between stellar mass and star-fo…

astro-ph.CO2011

On Star Formation Rates and Star Formation Histories of Galaxies out to z ~ 3

Stijn Wuyts, Natascha M. Forster Schreiber, Dieter Lutz +23

We compare multi-wavelength SFR indicators out to z~3 in GOODS-South. Our analysis uniquely combines U-to-8um photometry from FIREWORKS, MIPS 24um and PACS 70, 100, and 160um photo…

astro-ph.CO2019

"SZ spectroscopy" in the coming decade: Galaxy cluster cosmology and astrophysics in the submillimeter

Kaustuv Basu, Jens Erler, Jens Chluba +30

Sunyaev-Zeldovich (SZ) effects were first proposed in the 1970s as tools to identify the X-ray emitting hot gas inside massive clusters of galaxies and obtain their velocities rela…

astro-ph.GA2025

ACOSMOS: The dust content of massive quiescent galaxies and its evolution with cosmic time

Sylvia Adscheid, Benjamin Magnelli, Laure Ciesla +3

We study the dust content of massive () quiescent galaxies (QGs) at redshifts to place constraints on the evolution of their cold interstella…

astro-ph.CO2012

GOODS-Herschel and CANDELS: The Morphologies of Ultraluminous Infrared Galaxies at z~2

Jeyhan S. Kartaltepe, Mark Dickinson, David M. Alexander +40

Using deep 100-160 micron observations in GOODS-S from the GOODS-H survey, combined with HST/WFC3 NIR imaging from CANDELS, we present the first morphological analysis of a complet…

astro-ph.GA2017

Discovery of a Proto-cluster Associated with a Ly- Blob Pair at z=2.3

Toma Bădescu, Yujin Yang, Frank Bertoldi +3

Bright Ly- blobs (LABs) --- extended nebulae with sizes of 100kpc and Ly- luminosities of 10erg s --- often reside in overdensities of compact Ly-…

astro-ph.GA2024

Measuring the gas reservoirs in M M galaxies at

Rosa M. Mérida, Carlos Gómez-Guijarro, Pablo G. Pérez-González +7

Understanding the gas content in galaxies, its consumption and replenishment, remains pivotal in our comprehension of the evolution of the Universe. Numerous studies have addressed…

astro-ph.GA2019

The ALMA Spectroscopic Survey in the HUDF: CO luminosity functions and the molecular gas content of galaxies through cosmic history

Roberto Decarli, Fabian Walter, Jorge Gónzalez-López +34

We use the results from the ALMA large program ASPECS, the spectroscopic survey in the Hubble Ultra Deep Field (HUDF), to constrain CO luminosity functions of galaxies and the resu…

astro-ph.GA2025

Stellar Morphology of Optically Dark or Faint Galaxies at with JWST

Arpita Ganguly, Mengyuan Xiao, Pascal A. Oesch +11

JWST offers an unprecedented view of optically dark or faint galaxies (OFGs), previously missed by HST. They are likely massive, heavily dust-obscured star-forming galaxies (SFGs)…

astro-ph.CO2012

GOODS-Herschel: Separating High Redshift active galactic Nuclei and star forming galaxies Using Infrared Color Diagnostics

Allison Kirkpatrick, Alexandra Pope, Vassilis Charmandaris +17

We have compiled a large sample of 151 high redshift (z=0.5-4) galaxies selected at 24 microns (S24>100 uJy) in the GOODS-N and ECDFS fields for which we have deep Spitzer IRS spec…

astro-ph.CO2013

Widespread and Hidden Active Galactic Nuclei in Star-Forming Galaxies at Redshift > 0.3

Stéphanie Juneau, Mark Dickinson, Frédéric Bournaud +23

We characterize the incidence of active galactic nuclei (AGNs) is 0.3 < z < 1 star-forming galaxies by applying multi-wavelength AGN diagnostics (X-ray, optical, mid-infrared, radi…

astro-ph.GA2025

Noema formIng Cluster survEy (NICE): A Census of Star Formation and Cold Gas Properties in Massive protoclusters at 1.5<z<4

Luwenjia Zhou, Tao Wang, Emanuele Daddi +36

Massive protoclusters at z~1.5-4, the peak of the cosmic star formation history, are key to understanding the formation mechanisms of massive galaxies in today's clusters. However,…

astro-ph.GA2023

Two massive, compact, and dust-obscured candidate galaxies discovered by JWST

Hollis B. Akins, Caitlin M. Casey, Natalie Allen +56

We present a search for extremely red, dust-obscured, galaxies with /NIRCam+MIRI imaging over the first 20 arcmin of publicly-available Cycle 1 data from t…

astro-ph.GA2017

An ALMA survey of submillimeter galaxies in the COSMOS field: Multiwavelength counterparts and redshift distribution

Drew Brisbin, Oskari Miettinen, Manuel Aravena +28

We carried out targeted ALMA observations of 129 fields in the COSMOS region at 1.25 mm, detecting 152 galaxies at S/N5 with an average continuum RMS of 150 Jy. These fie…

astro-ph.GA2016

ALMA spectroscopic survey in the Hubble Ultra Deep Field: CO luminosity functions and the evolution of the cosmic density of molecular gas

Roberto Decarli, Fabian Walter, Manuel Aravena +37

In this paper we use ASPECS, the ALMA Spectroscopic Survey in the {\em Hubble} Ultra Deep Field (UDF) in band 3 and band 6, to place blind constraints on the CO luminosity function…

astro-ph.GA2023

The hidden side of cosmic star formation at z > 3: Bridging optically-dark and Lyman break galaxies with GOODS-ALMA

Mengyuan Xiao, David Elbaz, Carlos Gómez-Guijarro +37

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 ma…

astro-ph.GA2026

Quiescent fractions in high-redshift galaxy groups reflect their hot-or-cold state of gas accretion

Guillaume Elias, Emanuele Daddi, Chiara D'Eugenio +15

Cold accretion and quenching are closely related aspects of galaxy evolution, as sustained gas supply is required to maintain star formation. High-redshift galaxy groups therefore…

astro-ph.GA2023

CEERS: Spatially Resolved UV and mid-IR Star Formation in Galaxies at 0.2 < z < 2.5: The Picture from the Hubble and James Webb Space Telescopes

Lu Shen, Casey Papovich, Guang Yang +38

We present the mid-IR (MIR) morphologies for 64 star-forming galaxies at with stellar mass using JWST MIRI observations from the Cosmic Evolut…

astro-ph.GA2017

The Dust Attenuation of Star-forming Galaxies at and Beyond: New Insights from ALMA Observations

Yoshinobu Fudamoto, Pascal A. Oesch, Eva Schinnerer +10

We present results on the dust attenuation of galaxies at redshift by studying the relationship between the UV spectral slope () and the infrared excess (IRX…

astro-ph.GA2015

The Herschel view of the dominant mode of galaxy growth from z=4 to the present day

Corentin Schreiber, Maurilio Pannella, David Elbaz +20

We present an analysis of the deepest Herschel images in four major extragalactic fields GOODS-North, GOODS-South, UDS and COSMOS obtained within the GOODS-Herschel and CANDELS-Her…

astro-ph.GA2017

An ALMA survey of submillimetre galaxies in the COSMOS field: Physical properties derived from energy balance spectral energy distribution modelling

Oskari Miettinen, Ivan Delvecchio, Vernesa Smolčić +25

We determine the physical properties of a sample of SMGs in the COSMOS field that were pre-selected at the observed wavelength of mm, and followed up at $λ_{\rm…

astro-ph.GA2025

Investigating the Growth of Little Red Dot Descendants at z<4 with the JWST

Jean-Baptiste Billand, David Elbaz, Fabrizio Gentile +16

One of JWST's most remarkable discoveries is a population of compact red galaxies known as Little Red Dots (LRDs). Their existence raises many questions about their nature, origin,…

astro-ph.CO2009

BLAST: Resolving the Cosmic Submillimeter Background

Gaelen Marsden, Peter A. R. Ade, James J. Bock +26

The Balloon-borne Large Aperture Submillimeter Telescope (BLAST) has made one square degree, deep, confusion limited maps at three different bands, centered on the Great Observator…

astro-ph.GA2026

ULTIMATE-deblending I. A 50-band Ultraviolet to Mid-infrared Photometric Catalog Combining Space- and Ground-based Data in the JWST/PRIMER survey

Hanwen Sun, Tao Wang, Ke Xu +16

Our understanding of the early Universe has long been limited by biased galaxy samples selected through various color criteria. With deep JWST infrared imaging, mass-complete galax…

astro-ph.GA2019

The evolution of the cosmic molecular gas density

Fabian Walter, Chris Carilli, Roberto Decarli +38

One of the last missing pieces in the puzzle of galaxy formation and evolution through cosmic history is a detailed picture of the role of the cold gas supply in the star-formation…

astro-ph.GA2022

The Physical Conditions of Emission-Line Galaxies at Cosmic Dawn from JWST/NIRSpec Spectroscopy in the SMACS 0723 Early Release Observations

Jonathan R. Trump, Pablo Arrabal Haro, Raymond C. Simons +61

We present rest-frame optical emission-line flux ratio measurements for five galaxies observed by the JWST Near-Infared Spectrograph (NIRSpec) in the SMACS 0723 Early Release…

astro-ph.GA2020

Turbulent Gas in Lensed Planck-selected Starbursts at redshifts 1-3.5

Kevin C. Harrington, Axel Weiss, Min S. Yun +26

Dusty star-forming galaxies at high redshift (1 < z < 3) represent the most intense star-forming regions in the Universe. Key aspects to these processes are the gas heating and coo…

astro-ph.GA2019

The ALMA Spectroscopic Survey in the Hubble Ultra Deep Field: Evolution of the molecular gas in CO-selected galaxies

Manuel Aravena, Roberto Decarli, Jorge Gónzalez-López +31

We analyze the interstellar medium properties of a sample of sixteen bright CO line emitting galaxies identified in the ALMA Spectroscopic Survey in the Hubble Ultra Deep Field (AS…

astro-ph.GA2023

Fitting pseudo-Srsic(Spergel) light profiles to galaxies in interferometric data: the excellence of the -plane

Qing-Hua Tan, Emanuele Daddi, Victor de Souza Magalhães +11

Modern (sub)millimeter interferometers, such as ALMA and NOEMA, offer high angular resolution and unprecedented sensitivity. This provides the possibility to characterize the morph…

astro-ph.GA2026

A Census of the 200 Most Massive Galaxies Spectroscopically Observed with JWST at zspec 3-15

Mengyuan Xiao, Pascal A. Oesch, Longji Bing +26

Massive galaxies provide strong tests of galaxy formation models, yet a comprehensive spectroscopic view of their properties and demographics in the early Universe has remained elu…

astro-ph.GA2019

The case for a 'sub-millimeter SDSS': a 3D map of galaxy evolution to z~10

James E. Geach, Manda Banerji, Frank Bertoldi +53

The Sloan Digital Sky Survey (SDSS) was revolutionary because of the extraordinary breadth and ambition of its optical imaging and spectroscopy. We argue that a 'sub-millimeter SDS…

astro-ph.GA2020

The VLA-COSMOS 3 GHz Large Project: Evolution of specific star formation rates out to

Sarah Leslie, Eva Schinnerer, Daizhong Liu +17

We provide a coherent, uniform measurement of the evolution of the logarithmic star formation rate (SFR) - stellar mass () relation, called the main sequence of star-forming g…

astro-ph.GA2016

ALMA Spectroscopic Survey in the Hubble Ultra Deep Field: Molecular gas reservoirs in high-redshift galaxies

Roberto Decarli, Fabian Walter, Manuel Aravena +29

We study the molecular gas properties of high- galaxies observed in the ALMA Spectroscopic Survey (ASPECS) that targets a arcmin region in the Hubble Ultra Deep Fiel…

astro-ph.GA2020

The ALMA Spectroscopic Survey in the HUDF: Deep 1.2 mm continuum number counts

Jorge González-López, Mladen Novak, Roberto Decarli +19

We present the results from the 1.2 mm continuum image obtained as part of the ALMA Spectroscopic Survey in the Hubble Ultra Deep Field (ASPECS). The 1.2 mm continuum image has a s…

astro-ph.GA2023

ALMA FIR View of Ultra High-redshift Galaxy Candidates at 11-17: Blue Monsters or Low- Red Interlopers?

Seiji Fujimoto, Steven L. Finkelstein, Denis Burgarella +50

We present ALMA Band~7 observations of a remarkably bright galaxy candidate at = (=), S5-z17-1, identified in JWST Early Releas…

astro-ph.IM2019

The CCAT-Prime Submillimeter Observatory

Manuel Aravena, Jason Austermann, Kaustuv Basu +53

The Cerro Chajnantor Atacama Telescope-prime (CCAT-prime) is a new 6-m, off-axis, low-emissivity, large field-of-view submillimeter telescope scheduled for first light in the last…

astro-ph.GA2024

A photo-z cautionary tale: Redshift confirmation of COSBO-7 at z=2.625

Shuowen Jin, Nikolaj B. Sillassen, Jacqueline Hodge +21

Photometric redshifts are widely used in studies of dusty star-forming galaxies (DSFGs), but catastrophic photo- failure can undermine all redshift-dependent results. Here we re…

astro-ph.GA2016

ALMA Spectroscopic Survey in the Hubble Ultra Deep Field: Survey Description

Fabian Walter, Roberto Decarli, Manuel Aravena +39

We present the rationale for and the observational description of ASPECS: The ALMA SPECtroscopic Survey in the Hubble Ultra-Deep Field (UDF), the cosmological deep field that has t…

astro-ph.CO2012

Star formation in LINER host galaxies at z~0.3

Silvia Tommasin, Hagai Netzer, Amiel Sternberg +8

We present the results of a Herschel-PACS study of a sample of 97 LINERs at redshift z\sim 0.3 selected from the zCOSMOS survey. Of these sources, 34 are detected in a least one PA…

astro-ph.GA2025

Compact dust-obscured star-formation and the origin of the galaxy bimodality

Maxime Tarrasse, Carlos Gómez-Guijarro, David Elbaz +19

During the last decade, studies about highly attenuated and massive red star-forming galaxies (RedSFGs) at have suggested that they could constitute a crucial population…

astro-ph.GA2022

ACOSMOS: A census on the molecular gas mass and extent of main-sequence galaxies across cosmic time

Tsan-Ming Wang, Benjamin Magnelli, Eva Schinnerer +6

To constrain for the first time the mean mass and extent of the molecular gas of a mass-complete sample of M main-sequence (MS) galaxies at . We appl…

astro-ph.IM2025

What Builds and Quenches the Most Massive Galaxies in the Early Universe?

Mengyuan Xiao, Longji Bing, Guilaine Lagache +4

The first few billion years of cosmic history witnessed the rapid emergence of the most massive galaxies, yet their true space density, baryon assembly pathways, and early quenchin…

astro-ph.GA2023

JWST CEERS probes the role of stellar mass and morphology in obscuring galaxies

Carlos Gómez-Guijarro, Benjamin Magnelli, David Elbaz +38

In recent years, observations have uncovered a population of massive galaxies that are invisible or very faint in deep optical/near-infrared (near-IR) surveys but brighter at longe…

astro-ph.GA2024

Accelerated Formation of Ultra-Massive Galaxies in the First Billion Years

Mengyuan Xiao, Pascal Oesch, David Elbaz +35

Recent JWST observations have revealed an unexpected abundance of massive galaxy candidates in the early Universe, extending further in redshift and to lower luminosity than what h…

astro-ph.GA2022

Starbursts with suppressed velocity dispersion revealed in a forming cluster at z=2.51

Mengyuan Xiao, Tao Wang, David Elbaz +19

One of the most prominent features of galaxy clusters is the presence of a dominant population of massive ellipticals in their cores. Stellar archaeology suggests that these gigant…

astro-ph.CO2013

Validation of the equilibrium model for galaxy evolution to z~3 through molecular gas and dust observations of lensed star-forming galaxies

Amelie Saintonge, Dieter Lutz, Reinhard Genzel +11

We combine IRAM Plateau de Bure Interferometer and Herschel PACS and SPIRE measurements to study the dust and gas contents of high-redshift star forming galaxies. We present new ob…

astro-ph.GA2019

The ALMA Spectroscopic Survey in the HUDF: CO emission lines and 3 mm continuum sources

Jorge González-López, Roberto Decarli, Ricardo Pavesi +29

The ALMA SPECtroscopic Survey in the {\it Hubble} Ultra Deep Field is an ALMA large program that obtained a frequency scan in the 3\,mm band to detect emission lines from the molec…

astro-ph.GA2025

PANORAMIC: Discovery of an Ultra-Massive Grand-Design Spiral Galaxy at

Mengyuan Xiao, Christina C. Williams, Pascal A. Oesch +26

We report the discovery of an ultra-massive grand-design red spiral galaxy, named Zhúlóng (Torch Dragon), at in the JWST PANORAMIC survey, iden…

astro-ph.GA2024

ACOSMOS and AGOODSS: Continuum Source Catalogues and Multi-band Number Counts

Sylvia Adscheid, Benjamin Magnelli, Daizhong Liu +7

Galaxy submillimetre number counts are a fundamental measurement in our understanding of galaxy evolution models. Most early measurements are obtained via single-dish telescopes wi…

astro-ph.CO2011

Galaxy Structure and Mode of Star Formation in the SFR-Mass Plane from z ~ 2.5 to z ~ 0.1

Stijn Wuyts, Natascha M. Forster Schreiber, Arjen van der Wel +23

We analyze the dependence of galaxy structure (size and Sersic index) and mode of star formation (Σ_SFR and SFR_IR/SFR_UV) on the position of galaxies in the SFR versus Mass diagr…

astro-ph.GA2024

Noema formIng Cluster survEy (NICE): Discovery of a starbursting galaxy group with a radio-luminous core at z=3.95

Luwenjia Zhou, Tao Wang, Emanuele Daddi +34

The study of distant galaxy groups and clusters at the peak epoch of star formation is limited by the lack of a statistically and homogeneously selected and spectroscopically confi…

astro-ph.CO2024

Atacama Large Aperture Submillimeter Telescope (AtLAST) Science: Surveying the distant Universe

Eelco van Kampen, Tom Bakx, Carlos De Breuck +27

During the most active period of star formation in galaxies, which occurs in the redshift range 1<z<3, strong bursts of star formation result in significant quantities of dust, whi…

astro-ph.GA2021

The non-linear infrared-radio correlation of low-z galaxies: implications for redshift evolution, a new radio SFR recipe, and how to minimize selection bias

Daniel Cs. Molnar, Mark T. Sargent, Sarah Leslie +7

The infrared-radio correlation (IRRC) underpins many commonly used radio luminosity-star formation rate (SFR) calibrations. In preparation for the new generation of radio surveys w…

astro-ph.GA2026

From Grism to IFU: Revising the Redshift and Nature of the Massive Dusty Galaxy S1 with JWST and ALMA

Mengyuan Xiao, Longji Bing, Gabriel Brammer +21

We report a revised spectroscopic redshift for the dusty massive galaxy S1, previously inferred with an exceptionally high baryon-to-star conversion efficiency from NIRCam slitless…

astro-ph.GA2023

ACOSMOS: Dissecting the gas content of star-forming galaxies across the main sequence at 1.2 < 1.6

Tsan-Ming Wang, Benjamin Magnelli, Eva Schinnerer +5

We aim to understand the physical mechanisms that drive star formation in a sample of mass-complete (>10) star-forming galaxies (SFGs) at 1.2 < 1.6. We se…

astro-ph.GA2025

ECOGAL I. Project design and the first catalogue

Minju M. Lee, Georgios Magdis, Gabriel Brammer +10

We present ECOology for Galaxies using ALMA archive and Legacy surveys (ECOGAL), an ALMA data mining project. Using the footprints of the James Webb Space Telescope (JWST) and the…

astro-ph.GA2014

Confirming the Quiescent Galaxy Population out to : A Stacking Analysis of Mid-, Far-Infrared and Radio Data

Allison W. S. Man, Thomas R. Greve, Sune Toft +15

We present stringent constraints on the average mid-, far-infrared and radio emissions of 14200 quiescent galaxies (QGs), identified out to in the COSMOS field via thei…

astro-ph.GA2025

An almost NIRCam-dark dusty star-forming galaxy at z=6.63

Longji Bing, Seb Oliver, Mengyuan Xiao +28

We present AC-2168, an almost NIRCam-dark, millimetre-bright galaxy in the COSMOS field. The source was identified blindly in ALMA Band-4 continuum data and remains undetected in t…

astro-ph.GA2020

The ALMA Spectroscopic Survey in the HUDF: The Cosmic Dust and Gas Mass Densities in Galaxies up to

Benjamin Magnelli, Leindert Boogaard, Roberto Decarli +24

Using the deepest 1.2 mm continuum map to date in the Hubble Ultra Deep Field obtained as part of the ALMA Spectroscopic Survey (ASPECS) large program, we measure the cosmic densit…

astro-ph.GA2024

Strong spectral features from asymptotic giant branch stars in distant quiescent galaxies

Shiying Lu, Emanuele Daddi, Claudia Maraston +27

Dating the ages and weighting the stellar populations in galaxies are essential steps when studying galaxy formation through cosmic times. Evolutionary population synthesis models…

astro-ph.GA2023

Dusty Starbursts Masquerading as Ultra-high Redshift Galaxies in JWST CEERS Observations

Jorge A. Zavala, Veronique Buat, Caitlin M. Casey +121

Lyman Break Galaxy (LBG) candidates at z>10 are rapidly being identified in JWST/NIRCam observations. Due to the (redshifted) break produced by neutral hydrogen absorption of rest-…

astro-ph.GA2026

The quasi-star model for Little Red Dots: potential and challenges

Fabrizio Gentile, Mauro Giavalisco, Emanuele Daddi +25

(Abridged) Little Red Dots (LRDs) are a class of sources discovered by JWST observationally defined by a "V-shaped" rest-frame UV-Optical SED, a compact or unresolved morphology, a…

astro-ph.GA2023

CEERS: MIRI deciphers the spatial distribution of dust-obscured star formation in galaxies at

Benjamin Magnelli, Carlos Gómez-Guijarro, David Elbaz +23

[Abridged] We combined HST images from the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey with JWST images from the Cosmic Evolution Early Release Science (CEERS) s…

astro-ph.IM2024

AtLAST Science Overview Report

Mark Booth, Pamela Klaassen, Claudia Cicone +81

Submillimeter and millimeter wavelengths provide a unique view of the Universe, from the gas and dust that fills and surrounds galaxies to the chromosphere of our own Sun. Current…

astro-ph.CO2012

Photometric Redshifts of Submillimeter Galaxies

Sukanya Chakrabarti, Benjamin Magnelli, Christopher F. McKee +4

We use the photometric redshift method of Chakrabarti & McKee (2008) to infer photometric redshifts of submillimeter galaxies with far-IR (FIR) data obtained as par…

astro-ph.GA2024

In-Situ Spheroid Formation in Distant Submillimeter-Bright Galaxies

Qing-Hua Tan, Emanuele Daddi, Benjamin Magnelli +14

The majority of stars in today's Universe reside within spheroids, which are bulges of spiral galaxies and elliptical galaxies. Their formation is still an unsolved problem. Infrar…

astro-ph.GA2016

ALMA Spectroscopic Survey in the Hubble Ultra Deep Field: The Infrared Excess of UV-selected z=2-10 galaxies as a function of UV-continuum Slope and Stellar Mass

Rychard Bouwens, Manuel Aravena, Roberto Decarli +25

We make use of deep 1.2mm-continuum observations (12.7microJy/beam RMS) of a 1 arcmin^2 region in the Hubble Ultra Deep Field to probe dust-enshrouded star formation from 330 Lyman…

astro-ph.GA2022

A Long Time Ago in a Galaxy Far, Far Away: A Candidate z ~ 12 Galaxy in Early JWST CEERS Imaging

Steven L. Finkelstein, Micaela B. Bagley, Pablo Arrabal Haro +117

We report the discovery of a candidate galaxy with a photo-z of z~12 in the first epoch of the JWST Cosmic Evolution Early Release Science (CEERS) Survey. Following conservative se…

astro-ph.GA2026

Do little red dots really form a distinct class of astronomical objects?

Jean-Baptiste Billand, David Elbaz, Maximilien Franco +8

JWST observations have identified a class of enigmatic sources known as "Little Red Dots" (LRDs). These have been interpreted as a distinct class of active galactic nuclei (AGN) an…

astro-ph.CO2013

The lack of star formation gradients in galaxy groups up to z~1.6

Felicia Ziparo, Paola Popesso, Andrea Biviano +28

In the local Universe, galaxy properties show a strong dependence on environment. In cluster cores, early type galaxies dominate, whereas star-forming galaxies are more and more co…

astro-ph.CO2012

How to distinguish starbursts and quiescently star-forming galaxies: The `bimodal' submillimetre galaxy population as a case study

Christopher C. Hayward, Patrik Jonsson, Dušan Kereš +3

In recent work (arXiv:1101.0002) we have suggested that the high-redshift (z ~ 2-4) bright submillimetre galaxy (SMG) population is heterogeneous, with major mergers contributing b…

astro-ph.GA2023

CEERS: 7.7 m PAH Star Formation Rate Calibration with JWST MIRI

Kaila Ronayne, Casey Papovich, Guang Yang +33

We test the relationship between UV-derived star formation rates (SFRs) and the 7.7 m polycyclic aromatic hydrocarbon (PAH) luminosities from the integrated emission of galaxie…

astro-ph.GA2017

An ALMA survey of submillimetre galaxies in the COSMOS field: The extent of the radio-emitting region revealed by 3 GHz imaging with the Very Large Array

Oskari Miettinen, Mladen Novak, Vernesa Smolčić +32

We determine the radio size distribution of a large sample of 152 SMGs in COSMOS that were detected with ALMA at 1.3 mm. For this purpose, we used the observations taken by the VLA…

astro-ph.GA2024

PRIMER: JWST/MIRI reveals the evolution of star-forming structures in galaxies at z<2.5

Yipeng Lyu, Benjamin Magnelli, David Elbaz +9

The stellar structures of star-forming galaxies (SFGs) undergo significant size growth during their mass assembly and must pass through a compaction phase as they evolve into quies…

astro-ph.GA2021

COLDz: Probing Cosmic Star Formation With Radio Free-free Emission

Hiddo S. B. Algera, Jacqueline A. Hodge, Dominik A. Riechers +17

Radio free-free emission is considered to be one of the most reliable tracers of star formation in galaxies. However, as it constitutes the faintest part of the radio spectrum -- b…

astro-ph.CO2009

Radio and mid-infrared identification of BLAST source counterparts in the Chandra Deep Field South

Simon Dye, Peter A. R. Ade, James J. Bock +28

We have identified radio and/or mid-infrared counterparts to 198 out of 350 sources detected at >=5 sigma over ~ 9 square degrees centered on the Chandra Deep Field South (CDFS) by…

astro-ph.GA2024

Behind the dust veil: A panchromatic view of an optically dark galaxy at z=4.82

Nikolaj B. Sillassen, Shuowen Jin, Georgios E. Magdis +30

Optically dark dusty star-forming galaxies (DSFGs) play an essential role in massive galaxy formation at early cosmic time, however their nature remains elusive. Here we present a…

astro-ph.CO2016

ALMA-SZ Detection of a Galaxy Cluster Merger Shock at Half the Age of the Universe

Kaustuv Basu, Martin Sommer, Jens Erler +5

We present ALMA measurements of a merger shock using the thermal Sunyaev-Zel'dovich (SZ) effect signal, at the location of a radio relic in the famous El Gordo galaxy cluster at $z…

astro-ph.CO2012

Evidence for a wide range of UV obscuration in z ~ 2 dusty galaxies from the GOODS-Herschel survey

Kyle Penner, Mark Dickinson, Alexandra Pope +20

Dusty galaxies at z ~ 2 span a wide range of relative brightness between rest-frame mid-infrared (8um) and ultraviolet wavelengths. We attempt to determine the physical mechanism r…

astro-ph.CO2010

Population synthesis modelling of luminous infrared galaxies at intermediate redshift

Elodie Giovannoli, Véronique Buat, Stefan Noll +2

Luminous InfraRed Galaxies (LIRGs) are particularly important for studying the build-up of the stellar mass from z=1 to z=0. We perform a multiwavelength study of an LIRGs sample i…

astro-ph.GA2020

The Evolution of the Baryons Associated with Galaxies Averaged over Cosmic Time and Space

Fabian Walter, Chris Carilli, Marcel Neeleman +30

We combine the recent determination of the evolution of the cosmic density of molecular gas (H_2) using deep, volumetric surveys, with previous estimates of the cosmic density of s…

astro-ph.GA2017

The infrared-radio correlation of spheroid- and disc-dominated star-forming galaxies to z 1.5 in the COSMOS field

Daniel Cs. Molnar, Mark T. Sargent, Jacinta Delhaize +14

Using infrared data from the Herschel Space Observatory and Karl G. Jansky Very Large Array (VLA) 3 GHz observations in the COSMOS field, we investigate the redshift evolution of t…