papers

Publications (25)

astro-ph.GA2022

MUSE-ALMA Haloes VII: Survey Science Goals & Design, Data Processing and Final Catalogues

Céline Péroux, Simon Weng, Arjun Karki +16

The gas cycling in the circumgalactic regions of galaxies is known to be multi-phase. The MUSE-ALMA Haloes survey gathers a large multi-wavelength observational sample of absorptio…

astro-ph.GA2020

Quenching as a Contest between Galaxy Halos and their Central Black Holes

Zhu Chen, S. M. Faber, David. C. Koo +27

Existing models of galaxy formation have not yet explained striking correlations between structure and star-formation activity in galaxies, notably the sloped and moving boundaries…

astro-ph.GA2011

SWIFT Observations of the Arp 147 Ring galaxy system

Lisa Fogarty, Niranjan Thatte, Matthias Tecza +6

We present observations of Arp 147, a galaxy system comprising a collisionally-created ring galaxy and an early-type galaxy, using the Oxford SWIFT integral field spectrograph (IFS…

astro-ph.GA2024

The JWST UNCOVER Treasury survey: Ultradeep NIRSpec and NIRCam ObserVations before the Epoch of Reionization

Rachel Bezanson, Ivo Labbe, Katherine E. Whitaker +40

In this paper we describe the survey design for the Ultradeep NIRSpec and NIRCam ObserVations before the Epoch of Reionization (UNCOVER) Cycle 1 \JWST Treasury program, which execu…

astro-ph.HE2023

Roman CCS White Paper: Identifying high-redshift pair-instability supernovae by adding sparse F213 filter observations

Takashi Moriya, Ori D. Fox, Robert Quimby +22

Pair-instability supernovae (PISNe) are explosions of very massive stars that may have played a critical role in the chemical evolution and reionization of the early Universe. In o…

astro-ph.GA2015

CANDELS Visual Classifications: Scheme, Data Release, and First Results

Jeyhan S. Kartaltepe, Mark Mozena, Dale Kocevski +49

We have undertaken an ambitious program to visually classify all galaxies in the five CANDELS fields down to H<24.5 involving the dedicated efforts of 65 individual classifiers. On…

astro-ph.IM2019

Increasing Gender Diversity and Inclusion in Scientific Committees and Related Activities at STScI

Gisella De Rosa, Cristina Oliveira, Camilla Pacifici +27

We present a new initiative by the Women in Astronomy Forum at Space Telescope Science Institute (STScI) to increase gender diversity and inclusion in STScI's scientific committees…

astro-ph.GA2025

DUALZ: Deep UNCOVER-ALMA Legacy High-Z Survey

Seiji Fujimoto, Rachel Bezanson, Ivo Labbe +29

We present the survey design and initial results of the ALMA Cycle 9 program of DUALZ, which aims to establish a joint ALMA and JWST public legacy field targeting the massive galax…

astro-ph.GA2023

MUSE-ALMA Haloes IX: Morphologies and Stellar Properties of Gas-rich Galaxies

Arjun Karki, Varsha P. Kulkarni, Simon Weng +15

Understanding how galaxies interact with the circumgalactic medium (CGM) requires determining how galaxies morphological and stellar properties correlate with their CGM properties.…

astro-ph.CO2014

Dancing in the dark: galactic properties trace spin swings along the cosmic web

Yohan Dubois, Christophe Pichon, Charlotte Welker +30

A large-scale hydrodynamical cosmological simulation, Horizon-AGN, is used to investigate the alignment between the spin of galaxies and the cosmic filaments above redshift 1.2. Th…

astro-ph.GA2024

The UNCOVER Survey: A First-look HST+JWST Catalog of Galaxy Redshifts and Stellar Population Properties Spanning

Bingjie Wang, Joel Leja, Ivo Labbé +41

The recent UNCOVER survey with the James Webb Space Telescope (JWST) exploits the nearby cluster Abell 2744 to create the deepest view of our universe to date by leveraging strong…

astro-ph.GA2023

The UNCOVER Survey: A first-look HST+JWST catalog of 60,000 galaxies near Abell 2744 and beyond

John R. Weaver, Sam E. Cutler, Richard Pan +41

In November 2022, the James Webb Space Telescope (JWST) returned deep near-infrared images of Abell 2744 -- a powerful lensing cluster capable of magnifying distant, incipient gala…

astro-ph.GA2020

The SFR-radius connection: data and implications for wind strength and halo concentration

Lin Lin, S. M. Faber, David C. Koo +26

This paper is one in a series that explores the importance of radius as a second parameter in galaxy evolution. The topic investigated here is the relationship between star formati…

astro-ph.GA2015

Dusty galaxies and the degeneracy between their dust distributions and the attenuation formula

Kyle Penner, Mark Dickinson, Benjamin Weiner +7

Do spatial distributions of dust grains in galaxies have typical forms, as do spatial distributions of stars? We investigate whether or not the distributions resemble uniform foreg…

astro-ph2003

Properties of Dark Matter Halos in Disk Galaxies

Roelof S. de Jong, Susan Kassin, Eric F. Bell +1

We present a simple technique to estimate mass-to-light (M/L) ratios of stellar populations based on two broadband photometry measurements, i.e. a color-M/L relation. We apply the…

astro-ph.GA2023

JWST reveals a possible galaxy merger in triply-lensed MACS0647JD

Tiger Yu-Yang Hsiao, Dan Coe, Abdurro'uf +63

MACS0647JD is a triply-lensed galaxy originally discovered with the Hubble Space Telescope. Here we report new JWST imaging, which clearly resolves MACS0647JD as ha…

astro-ph.IM2020

MOSAIC: the high-multiplex and multi-IFU spectrograph for the ELT

Rubén Sánchez-Janssen, Francois Hammer, Simon Morris +40

MOSAIC is the planned multi-object spectrograph for the 39m Extremely Large Telescope (ELT). Conceived as a multi-purpose instrument, it offers both high multiplex and multi-IFU ca…

astro-ph.GA2019

Evolution of the Gas Mass Fraction of Progenitors to Today's Massive Galaxies: ALMA Observations in the CANDELS GOODS-S Field

Tommy Wiklind, Henry C. Ferguson, Yicheng Guo +12

We present an ALMA survey of dust continuum emission in a sample of 70 galaxies in the redshift range z=2-5 selected from the CANDELS GOODS-S field. Multi-Epoch Abundance Matching…

astro-ph.GA2023

The imprint of clump formation at high redshift. II. The chemistry of the bulge

Victor P. Debattista, David J. Liddicott, Oscar A. Gonzalez +11

In Paper I we showed that clumps in high-redshift galaxies, having a high star formation rate density (Σ_SFR), produce disks with two tracks in the [Fe/H]-[α/Fe] chemical space,…

astro-ph.GA2014

A Study of Massive and Evolved Galaxies at High Redshift

Hooshang Nayyeri, Bahram Mobasher, Shoubaneh Hemmati +14

We use data taken as part of HST/WFC3 observations of the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey (CANDELS) to identify massive and evolved galaxies at 3<z<4…

astro-ph.GA2015

A Multiwavelength Study of Tadpole Galaxies in the Hubble Ultra Deep Field

Amber N. Straughn, Elysse N. Voyer, Rafael T. Eufrasio +6

Multiwavelength data are essential in order to provide a complete picture of galaxy evolution and to inform studies of galaxies' morphological properties across cosmic time. Here w…

astro-ph.GA2023

Optimized Photometric Redshifts for the Cosmic Assembly Near-Infrared Deep Extragalactic Legacy Survey (CANDELS)

Dritan Kodra, Brett H. Andrews, Jeffrey A. Newman +27

We present the first comprehensive release of photometric redshifts (photo-z's) from the Cosmic Assembly Near-Infrared Deep Extragalactic Legacy Survey (CANDELS) team. We use stati…

astro-ph.GA2015

Clumpy Galaxies in CANDELS. I. The Definition of UV Clumps and the Fraction of Clumpy Galaxies at 0.5<z<3

Yicheng Guo, Henry C. Ferguson, Eric F. Bell +19

Although giant clumps of stars are crucial to galaxy formation and evolution, the most basic demographics of clumps are still uncertain, mainly because the definition of clumps has…

astro-ph.GA2019

The imprint of clump formation at high redshift. I. A disc alpha-abundance dichotomy

Adam J. Clarke, Victor P. Debattista, David L. Nidever +10

The disc structure of the Milky Way is marked by a chemical dichotomy, with high-alpha and low-alpha abundance sequences, traditionally identified with the geometric thick and thin…

astro-ph.GA2015

Using Galaxy Pairs to Probe Star Formation During Major Halo Mergers

Peter S. Behroozi, Guangtun Zhu, Henry C. Ferguson +8

Currently-proposed galaxy quenching mechanisms predict very different behaviours during major halo mergers, ranging from significant quenching enhancement (e.g., clump-induced grav…