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Two Distinct Classes of Quiescent Galaxies at Cosmic Noon Revealed by JWST PRIMER and UNCOVER
Sam E. Cutler, Katherine E. Whitaker, John R. Weaver +31
We present a measurement of the low-mass quiescent size-mass relation at Cosmic Noon (1<z<3) from the JWST PRIMER and UNCOVER treasury surveys, which highlights two distinct classe…
The Heavy Metal Survey: The Evolution of Stellar Metallicities, Abundance Ratios, and Ages of Massive Quiescent Galaxies Since z~2
Aliza G. Beverage, Mariska Kriek, Katherine A. Suess +11
We present the elemental abundances and ages of 19 massive quiescent galaxies at and from the Keck Heavy Metal Survey. The ultra-deep LRIS and MOSFIRE spectra…
JWST UNCOVER: The Overabundance of Ultraviolet-luminous Galaxies at
Iryna Chemerynska, Hakim Atek, Lukas J. Furtak +20
Over the past year, JWST has uncovered galaxies at record-breaking distances up to . The JWST UNCOVER (ultra-deep NIRSpec and NIRcam observations before the epoch of rei…
The Heavy Metal Survey: Star Formation Constraints and Dynamical Masses of 21 Massive Quiescent Galaxies at
Mariska Kriek, Aliza G. Beverage, Sedona H. Price +14
In this paper, we present the Heavy Metal Survey, which obtained ultradeep medium-resolution spectra of 21 massive quiescent galaxies at with Keck/LRIS and MOSFIRE. Wit…
High dust content of a quiescent galaxy at z~2 revealed by deep ALMA observation
Minju M. Lee, Charles C. Steidel, Gabriel Brammer +9
We report the detection of cold dust in an apparently quiescent massive galaxy () at (G4). The source is identified as a serendipitou…
FRESCO: An extended, massive, rapidly rotating galaxy at z=5.3
Erica J. Nelson, Gabriel Brammer, Clara Gimenez-Arteaga +43
With the remarkable sensitivity and resolution of JWST in the infrared, measuring rest-optical kinematics of galaxies at has become possible for the first time. This study pi…
Quantifying the Effects of Known Unknowns on Inferred High-redshift Galaxy Properties: Burstiness, the IMF, and Nebular Physics
Bingjie Wang, Joel Leja, Hakim Atek +15
The era of the James Webb Space Telescope ushers stellar population models into uncharted territories, particularly at the high-redshift frontier. In a companion paper, we apply th…
UNCOVER: The rest ultraviolet to near infrared multiwavelength structures and dust distributions of sub-millimeter-detected galaxies in Abell 2744
Sedona H. Price, Katherine A. Suess, Christina C. Williams +18
With the wavelength coverage, sensitivity, and high spatial resolution of JWST, it is now possible to peer through the dust attenuation to probe the rest-frame near infrared (NIR)…
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…
UNCOVER: The growth of the first massive black holes from JWST/NIRSpec -- spectroscopic redshift confirmation of an X-ray luminous AGN at z=10.1
Andy D. Goulding, Jenny E. Greene, David J. Setton +27
The James Webb Space Telescope is now detecting early black holes (BHs) as they transition from "seeds" to supermassive BHs. Recently Bogdan et al. (2023) reported the detection of…
UNCOVER spectroscopy confirms a surprising ubiquity of AGN in red galaxies at
Jenny E. Greene, Ivo Labbe, Andy D. Goulding +31
JWST is revealing a new population of dust-reddened broad-line active galactic nuclei (AGN) at redshifts . Here we present deep NIRSpec/Prism spectroscopy from the Cycle…
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…
Rest-Frame Near-Infrared Radial Light Profiles up to z=3 from JWST/NIRCam: Wavelength Dependence of the Sérsic Index
Marco Martorano, Arjen van der Wel, Eric F. Bell +10
We examine the wavelength dependence of radial light profiles based on Sérsic index measurements of 1067 galaxies with M 10M and in the redshift range $…
UNCOVER: JWST Spectroscopy of Three Cold Brown Dwarfs at Kiloparsec-scale Distances
Adam J. Burgasser, Rachel Bezanson, Ivo Labbe +19
We report JWST/NIRSpec spectra of three distant T-type brown dwarfs identified in the Ultradeep NIRSpec and NIRCam ObserVations before the Epoch of Reionization (UNCOVER) survey of…
UNCOVER: A NIRSpec Identification of a Broad Line AGN at z = 8.50
Vasily Kokorev, Seiji Fujimoto, Ivo Labbe +29
Deep observations with JWST have revealed an emerging population of red point-like sources that could provide a link between the postulated supermassive black hole seeds and observ…
UNCOVER: A NIRSpec Census of Lensed Galaxies at z=8.50-13.08 Probing a High AGN Fraction and Ionized Bubbles in the Shadow
Seiji Fujimoto, Bingjie Wang, John Weaver +33
We present JWST NIRSpec prism spectroscopy of gravitationally lensed galaxies at found behind the massive galaxy cluster Abell 2744 in the UNCOVER Cycle 1 Treasury Prog…
Most of the photons that reionized the Universe came from dwarf galaxies
Hakim Atek, Ivo Labbé, Lukas J. Furtak +30
The identification of sources driving cosmic reionization, a major phase transition from neutral Hydrogen to ionized plasma around 600-800 Myr after the Big Bang (Dayal et al. 2018…
A high black hole to host mass ratio in a lensed AGN in the early Universe
Lukas J. Furtak, Ivo Labbé, Adi Zitrin +34
Early JWST observations have uncovered a new population of red sources that might represent a previously overlooked phase of supermassive black hole growth (Kocevski et al. 2023; M…
UNCOVER: Illuminating the Early Universe -- JWST/NIRSpec Confirmation of Galaxies
Bingjie Wang, Seiji Fujimoto, Ivo Labbe +24
Observations of high-redshift galaxies provide a critical direct test to the theories of early galaxy formation, yet to date, only three have been spectroscopically confirmed at $z…
UNCOVER: Candidate Red Active Galactic Nuclei at 3<z<7 with JWST and ALMA
Ivo Labbe, Jenny E. Greene, Rachel Bezanson +28
The James Webb Space Telescope (JWST) is revolutionizing our knowledge of galaxies and their actively accreting black holes. Using the JWST Cycle 1 Treasury program Ultradeep…
The MOSDEF-LRIS Survey: Detection of Inflowing Gas Towards Three Star-forming Galaxies at z ~ 2
Andrew Weldon, Naveen A. Reddy, Michael W. Topping +9
We report on the discovery of cool gas inflows towards three star-forming galaxies at 2.30. Analysis of Keck Low-Resolution Imaging Spectrometer spectroscopy r…
JWST UNCOVER: Discovery of Galaxy Candidates Behind the Lensing Cluster Abell 2744
Hakim Atek, Iryna Chemerynska, Bingjie Wang +19
We present the results of a search for high-redshift () galaxy candidates in the JWST UNCOVER survey, using deep NIRCam and NIRISS imaging in 7 bands over arcmin…
Evidence for Large-scale, Rapid Gas Inflows in z~2 Star-forming Disks
R. Genzel, J. -B. Jolly, D. Liu +23
We report high-quality H/CO, imaging spectroscopy of nine massive (log median stellar mass = 10.65 ), disk galaxies on the star-forming, main sequence (henceforth `SF…
An Updated Dust-to-Star Geometry: Dust Attenuation Does Not Depend on Inclination in Star-Forming Galaxies from MOSDEF
Brian Lorenz, Mariska Kriek, Alice E. Shapley +10
We investigate dust attenuation and its dependence on viewing angle for 308 star-forming galaxies at from the MOSFIRE Deep Evolution Field (MOSDEF) survey. We di…