Publications (78)
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…
Searching for Islands of Reionization: A Potential Ionized Bubble Powered by a Spectroscopic Overdensity at z = 8.7
Rebecca L. Larson, Steven L. Finkelstein, Taylor A. Hutchison +10
We present the results from a spectroscopic survey using the MOSFIRE near-infrared spectrograph on the 10m Keck telescope to search for Ly emission from candidate galaxies at z…
Spatially Resolved Stellar Populations of Galaxies in WHL0137-08 and MACS0647+70 Clusters as Revealed by JWST: How do Galaxies Grow and Quench Over Cosmic Time?
Abdurro'uf, Dan Coe, Intae Jung +20
We study the spatially resolved stellar populations of 444 galaxies at in two clusters (WHL0137-08 and MACS0647+70) and a blank field, combining imaging data from HST a…
Statistics of Two-point Correlation and Network Topology for Lyman Alpha Emitters at
Sungryong Hong, Arjun Dey, Kyung-Soo Lee +9
We investigate the spatial distribution of Lyman alpha emitting galaxies (LAEs) at , selected from the NOAO Deep Wide-Field Survey (NDWFS), using two-point statisti…
CEERS Key Paper III: The Diversity of Galaxy Structure and Morphology at z=3-9 with JWST
Jeyhan S. Kartaltepe, Caitlin Rose, Brittany N. Vanderhoof +58
We present a comprehensive analysis of the evolution of the morphological and structural properties of a large sample of galaxies at z=3-9 using early JWST CEERS NIRCam observation…
JWST MIRI detections of H and [O III] and direct metallicity measurement of the lensed galaxy MACS0647JD
Tiger Yu-Yang Hsiao, Javier Ãlvarez-Márquez, Dan Coe +30
JWST spectroscopy has revolutionized our understanding of galaxies in the early universe. Covering wavelengths up to , NIRSpec can detect rest-frame optical emissio…
The Next Generation Deep Extragalactic Exploratory Public (NGDEEP) Survey
Micaela B. Bagley, Nor Pirzkal, Steven L. Finkelstein +45
We present the Next Generation Deep Extragalactic Exploratory Public (NGDEEP) Survey, a deep slitless spectroscopic and imaging Cycle 1 JWST treasury survey designed to constrain f…
CLEAR: The Evolution of Spatially Resolved Star Formation in Galaxies between using H Emission Line Maps
Jasleen Matharu, Casey Papovich, Raymond C. Simons +14
Using spatially resolved H-alpha emission line maps of star-forming galaxies, we study the evolution of gradients in galaxy assembly over a wide range in redshift (). Ou…
NGDEEP: The Star Formation and Ionization Properties of Galaxies at
Lu Shen, Casey Papovich, Jasleen Matharu +23
We use JWST/NIRISS slitless spectroscopy from the Next Generation Deep Extragalactic Exploratory Public (NGDEEP) Survey to investigate the physical condition of star-forming galaxi…
Star Formation Stochasticity Measured from the Distribution of Burst Indicators
Adam Broussard, Eric Gawiser, Kartheik Iyer +6
One of the key questions in understanding the formation and evolution of galaxies is how starbursts affect the assembly of stellar populations in galaxies over time. We define a bu…
Very bright, very blue, and very red: JWST CAPERS analysis of highly luminous galaxies with extreme UV slopes at
Callum T. Donnan, Mark Dickinson, Anthony J. Taylor +37
We present JWST/NIRSpec PRISM observations of three luminous () galaxies at observed with the CAPERS Cycle 3 program. These galaxies exhibit extreme UV sl…
On the Stellar Populations of Galaxies at z=9-11: The Growth of Metals and Stellar Mass at Early Times
Sandro Tacchella, Steven L. Finkelstein, Micaela Bagley +18
We present a detailed stellar population analysis of 11 bright () galaxies at (three spectroscopically confirmed) to constrain the chemical enrichment and growth o…
Texas Spectroscopic Search for Ly Emission at the End of Reionization II. The Deepest Near-Infrared Spectroscopic Observation at
Intae Jung, Steven L. Finkelstein, Mark Dickinson +12
Realizing the utility of Ly emission to trace the evolution of the intergalactic medium (IGM) during the epoch of reionization requires deep spectroscopy across the boundary of…
Merger relics of cluster galaxies
Sukyoung K. Yi, Jaehyun Lee, Intae Jung +2
Context. Sheen and collaborators recently found that a surprisingly large portion (38%) of massive early-type galaxies in heavy clusters show strong merger-related disturbed featur…
New Lyman-alpha Emitters in EGS: Evidence of an Extended Ionized Structure at
Intae Jung, Steven L. Finkelstein, Rebecca L. Larson +21
We perform a ground-based near-infrared spectroscopic survey using the Keck/MOSFIRE spectrograph to target Ly emission at from 61 galaxies to trace the ionization s…
A CEERS Discovery of an Accreting Supermassive Black Hole 570 Myr after the Big Bang: Identifying a Progenitor of Massive z > 6 Quasars
Rebecca L. Larson, Steven L. Finkelstein, Dale D. Kocevski +49
We report the discovery of an accreting supermassive black hole at z=8.679, in CEERS_1019, a galaxy previously discovered via a Ly-break by Hubble and with a Ly redshift fr…
Extreme damped Lyman- absorption in young star-forming galaxies at
Kasper E. Heintz, Darach Watson, Gabriel Brammer +18
The onset of galaxy formation is thought to be initiated by the infall of neutral, pristine gas onto the first protogalactic halos. However, direct constraints on the abundance of…
Discovery of a z = 7.452 High Equivalent Width Lyman-α Emitter from the Hubble Space Telescope Faint Infrared Grism Survey
Rebecca L. Larson, Steven L. Finkelstein, Norbert Pirzkal +18
We present the results of an unbiased search for Lyα emission from continuum-selected 6 < z < 8 galaxies. Our dataset consists of 160 orbits of G102 slitless grism spectroscopy ob…
JWST/MIRI Simulated Imaging: Insights into Obscured Star-Formation and AGN for Distant Galaxies in Deep Surveys
Guang Yang, Casey Papovich, Micaela B. Bagley +13
The JWST MIRI instrument will revolutionize extragalactic astronomy with unprecedented sensitivity and angular resolution in mid-IR. Here, we assess the potential of MIRI photometr…
Near-Infrared Spectroscopy of Galaxies During Reionization: Measuring CIII] in a Galaxy at
Taylor A. Hutchison, Casey Papovich, Steven L. Finkelstein +9
We present Keck/MOSFIRE -band spectroscopy targeting CIII] 1907,1909 in a galaxy previously identified via Ly emission. We detect strong line emission at…
Texas Spectroscopic Search for Ly Emission at the End of Reionization III. the Ly Equivalent-width Distribution and Ionized Structures at
Intae Jung, Steven L. Finkelstein, Mark Dickinson +11
Ly emission from galaxies can be utilized to characterize the ionization state in the intergalactic medium (IGM). We report our search for Ly emission at using a comp…
NGDEEP Epoch 1: Spatially Resolved H Observations of Disk and Bulge Growth in Star-Forming Galaxies at 0.6-2.2 from JWST NIRISS Slitless Spectroscopy
Lu Shen, Casey Papovich, Jasleen Matharu +21
We study the H equivalent width, EW(H), maps of 19 galaxies at in the Hubble Ultra Deep Field (HUDF) derived from NIRISS slitless spectroscopy as part of th…
CEERS: Diversity of Lyman-Alpha Emitters during the Epoch of Reionization
Intae Jung, Steven L. Finkelstein, Pablo Arrabal Haro +29
We analyze rest-frame ultraviolet to optical spectra of three - galaxies whose Ly-emission lines were previously detected with Keck/MOSFIRE observations, u…
Effects of large-scale environment on the assembly history of central galaxies
Intae Jung, Jaehyun Lee, Sukyoung K. Yi
We examine whether large-scale environment affects the mass assembly history of their central galaxies. To facilitate this, we constructed dark matter halo merger trees from a cosm…
A Census of the Bright z=8.5-11 Universe with the Hubble and Spitzer Space Telescopes in the CANDELS Fields
Steven L. Finkelstein, Micaela Bagley, Mimi Song +21
We present the results from a new search for candidate galaxies at z ~ 8.5-11 discovered over the 850 arcmin^2 area probed by the Cosmic Assembly Near-Infrared Deep Extragalactic L…
JWST Imaging of Earendel, the Extremely Magnified Star at Redshift
Brian Welch, Dan Coe, Erik Zackrisson +60
The gravitationally lensed star WHL0137-LS, nicknamed Earendel, was identified with a photometric redshift based on images taken with the Hubble Space Tele…
Sussing Merger Trees: The Merger Trees Comparison Project
Chaichalit Srisawat, Alexander Knebe, Frazer R. Pearce +15
Merger trees follow the growth and merger of dark-matter haloes over cosmic history. As well as giving important insights into the growth of cosmic structure in their own right, th…
JWST NIRSpec High-resolution Spectroscopy of MACS0647-JD at z=10.167: Resolved [OII] Doublet and Electron Density in an Early Galaxy
Abdurro'uf, Rebecca L. Larson, Dan Coe +26
We present JWST/NIRSpec high-resolution spectroscopy G395H/F290LP of MACS0647-JD, a gravitationally lensed galaxy merger at . The new spectroscopy, which is acquired for…
Deep Spectroscopic Follow-Up of Maisie's Galaxy -- A Typical Galaxy in the Early Universe
Rebecca L. Larson, Taylor A. Hutchison, Steven L. Finkelstein +26
The first several years of JWST observations have yielded surprisingly large numbers of bright galaxies, with follow-up spectroscopy of many of these sources implying extrem…
High-Redshift Galaxy Candidates at as Revealed by JWST Observations of WHL0137-08
Larry D. Bradley, Dan Coe, Gabriel Brammer +25
We report the discovery of four galaxy candidates observed 450 - 600 Myr after the Big Bang with photometric redshifts between z ~ 8.3 - 10.2 measured using the JWST NIRCam imaging…
ALMA Observation of a Galaxy Candidate Discovered with JWST
Ilsang Yoon, Christopher L. Carilli, Seiji Fujimoto +12
We report the ALMA observation of a galaxy candidate (GHZ1) discovered from the GLASS-JWST Early Release Science Program. Our ALMA program aims to detect the [OIII] em…
Evidence for Reduced Specific Star Formation Rates in the Centers of Massive Galaxies at z = 4
Intae Jung, Steven L. Finkelstein, Mimi Song +11
We perform the first spatially-resolved stellar population study of galaxies in the early universe (z = 3.5 - 6.5), utilizing the Hubble Space Telescope Cosmic Assembly Near-infrar…
The Lyman-alpha and Continuum Origins Survey. I. Survey description and Ly imaging
Alexandra Le Reste, Claudia Scarlata, Matthew Hayes +25
Understanding the mechanisms driving the escape of ionizing or Lyman continuum (LyC) emission from the interstellar medium of galaxies is necessary to constrain the evolution of re…
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-…
Little impact of mergers and galaxy morphology on the production and escape of ionizing photons in the early Universe
S. Mascia, L. Pentericci, M. Llerena +28
Compact, star-forming galaxies with high star formation rate surface densities () are often efficient Lyman continuum (LyC) emitters at , likely as inte…
Constraining Reionization with Lyα Damping-Wing Absorption in Galaxy Spectra: A Machine Learning Model Based on Reionization Simulations
Hyunbae Park, Intae Jung, Hidenobu Yajima +8
Recently, NIRSpec PRISM/CLEAR observations by JWST have begun providing rest-frame UV continuum measurements of galaxies at , revealing signatures of Ly damping-wing…
Local Analogs of Potential Ionizers of the Intergalactic Medium: Compact Star-Forming Galaxies with Intense CIV 1550 Emission
Intae Jung, Swara Ravindranath, Anne E. Jaskot +2
We performed spectroscopic analyses of five local compact star-forming galaxies (CSFGs) with extremely high [OIII]/[OII] (O) ratios (). These targets remarkably share s…
A luminous and young galaxy at z=12.33 revealed by a JWST/MIRI detection of Hα and [OIII]
Jorge A. Zavala, Marco Castellano, Hollis B. Akins +37
The James Webb Space Telescope (JWST) has discovered a surprising population of bright galaxies in the very early universe (<500 Myrs after the Big Bang) that is hard to explain wi…
UV Diagnostics of Galaxies from the Peak of Star-Formation to the Epoch of Reionization
Casey Papovich, Dan Stark, Steve Finkelstein +19
The rest-frame UV emission from massive stars contains a wealth of information about the physical nature and conditions of star formation in galaxies. Using studies of the rest-fra…
GalSyn I: A Forward-Modeling Framework for Synthetic Galaxy Observations from Hydrodynamical Simulations and First Data Release from IllustrisTNG
Abdurro'uf, Henry C. Ferguson, Samir Salim +9
We present GalSyn (Galaxy Synthesizer), a modular and flexible Python package for generating synthetic spectrophotometric observations from hydrodynamical galaxy simulations. GalSy…
Unveiling the Phase Transition of the Universe During the Reionization Epoch with Lyman-alpha
Steven L. Finkelstein, Marusa Bradac, Caitlin Casey +15
The epoch of reionization (6 < z < 10) marks the period in our universe when the first large galaxies grew to fruition, and began to affect the universe around them. Massive stars,…
The Complete CEERS Early Universe Galaxy Sample: A Surprisingly Slow Evolution of the Space Density of Bright Galaxies at z ~ 8.5-14.5
Steven L. Finkelstein, Gene C. K. Leung, Micaela B. Bagley +52
We present a sample of 88 candidate z~8.5-14.5 galaxies selected from the completed NIRCam imaging from the Cosmic Evolution Early Release Science (CEERS) survey. These data cover…
Stellar Populations of Lyman-alpha Emitting Galaxies in the HETDEX Survey I: An Analysis of LAEs in the GOODS-N Field
Adam P. McCarron, Steven L. Finkelstein, Oscar A. Chavez Ortiz +17
We present the results of a stellar-population analysis of Lyman-alpha emitting galaxies (LAES) in GOODS-N at 1.9 < z < 3.5 spectroscopically identified by the Hobby-Eberly Telesco…
The Next Generation Deep Extragalactic Exploratory Public Near-Infrared Slitless Survey Epoch 1 (NGDEEP-NISS1): Extra-Galactic Star-formation and Active Galactic Nuclei at 0.5 < z < 3.6
Nor Pirzkal, Barry Rothberg, Casey Papovich +48
The Next Generation Deep Extragalactic Exploratory Public (NGDEEP) survey program was designed specifically to include Near Infrared Slitless Spectroscopic observations (NGDEEP-NIS…
Sussing Merger Trees: Stability and Convergence
Yang Wang, Frazer R. Pearce, Alexander Knebe +15
Merger trees are routinely used to follow the growth and merging history of dark matter haloes and subhaloes in simulations of cosmic structure formation. Srisawat et al. (2013) co…
Evolution of the baryon fraction in the Local Group: accretion versus feedback at low and high z
Sébastien Peirani, Intae Jung, Joe Silk +1
Using hydrodynamical zoom simulations in the standard LCDM cosmology, we investigate the evolution of the distribution of baryons (gas and stars) in a local group-type universe. Fi…
Spectroscopic Confirmation of CEERS NIRCam-selected Galaxies at
Pablo Arrabal Haro, Mark Dickinson, Steven L. Finkelstein +45
We present JWST/NIRSpec prism spectroscopy of seven galaxies selected from the Cosmic Evolution Early Release Science Survey (CEERS) NIRCam imaging with photometric redshifts z_pho…
Scattering of Lyα Photons through the Reionizing Intergalactic Medium: I. Spectral Energy Distribution
Hyunbae Park, Hyo Jeong Kim, Kyungjin Ahn +7
During reionization, a fraction of galactic Ly emission is scattered in the intergalactic medium (IGM) and appears as a diffuse light extending megaparsecs from the source. We…
Confirmation and refutation of very luminous galaxies in the early universe
Pablo Arrabal Haro, Mark Dickinson, Steven L. Finkelstein +34
During the first 500 million years of cosmic history, the first stars and galaxies formed, seeding the Universe with heavy elements and eventually reionizing the intergalactic medi…
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…
CLEAR: The Ionization and Chemical-Enrichment Properties of Galaxies at 1.1 < z < 2.3
Casey Papovich, Raymond C. Simons, Vicente Estrada-Carpenter +15
We use deep spectroscopy from the Hubble Space Telescope (HST) Wide-Field-Camera 3 (WFC3) IR grisms combined with broad-band photometry to study the stellar populations, gas ioniza…
CLEAR: Emission Line Ratios at Cosmic High Noon
Bren E. Backhaus, Jonathan R. Trump, Nikko J. Cleri +10
We use Hubble Space Telescope WFC3 G102 and G141 grism spectroscopy to measure rest-optical emission-line ratios of 533 galaxies at in the CANDELS Ly Emission at Rei…
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…
NGDEEP Epoch 1: The Faint-End of the Luminosity Function at 9-12 from Ultra-Deep JWST Imaging
Gene C. K. Leung, Micaela B. Bagley, Steven L. Finkelstein +26
We present a robust sample of very high-redshift galaxy candidates from the first epoch of {\it JWST}/NIRCam imaging from the Next Generation Extragalactic Exploratory Deep (NGDEEP…
Prospects for Observing Galaxy Spectral Energy Distribution from the Radio to the far-Infrared in the Era of Next-Generation Radio Telescopes
Ilsang Yoon, Jonathan Letai, Hansung B. Gim +5
The superb sensitivity and angular resolution of the next-generation radio telescopes with combined frequency coverage of approximately over three orders of magnitude (100 MHz--100…
Constraints on the Lyman Continuum Escape from Low-mass Lensed Galaxies at 1.3 z 3.0
Intae Jung, Henry C. Ferguson, Matthew J. Hayes +17
Low-mass galaxies can significantly contribute to reionization due to their potentially high Lyman continuum (LyC) escape fraction and relatively high space density. We present a c…
CLEAR: Paschen- Star Formation Rates and Dust Attenuation of Low Redshift Galaxies
Nikko J. Cleri, Jonathan R. Trump, Bren E. Backhaus +12
We use \Pab\ (1282~nm) observations from the Hubble Space Telescope ($\HST$) G141 grism to study the star-formation and dust attenuation properties of a sample of 29 low-redshift (…
CLEAR: Boosted Ly Transmission of the Intergalactic Medium in UV bright Galaxies
Intae Jung, Casey Papovich, Steven L. Finkelstein +11
Reionization is an inhomogeneous process, thought to begin in small ionized bubbles of the intergalactic medium (IGM) around overdense regions of galaxies. Recent Lyman-alpha (Ly$Î…
Crucial Factors for Lyα Transmission in the Reionizing Intergalactic Medium: Infall Motion, HII Bubble Size, and Self-shielded Systems
Hyunbae Park, Intae Jung, Hyunmi Song +7
Using the CoDa II simulation, we study the Ly transmissivity of the intergalactic medium (IGM) during reionization. At , a typical galaxy without an active galactic nucleu…
CLEAR: Survey Overview, Data Analysis and Products
Raymond C. Simons, Casey Papovich, Ivelina G. Momcheva +19
We present an overview of the CANDELS Lyman-a Emission At Reionization (CLEAR) survey. CLEAR is a 130 orbit program of the Hubble Space Telescope using the Wide Field Camera 3 (WFC…
Characterizing the Average Interstellar Medium Conditions of Galaxies at 5.6-9 with UV and Optical Nebular Lines
Weida Hu, Casey Papovich, Mark Dickinson +30
Ultraviolet (UV; rest-frame A) spectra provide a wealth of diagnostics to characterize fundamental galaxy properties, such as their chemical enrichment, the nature…
CEERS Spectroscopic Confirmation of NIRCam-Selected z > 8 Galaxy Candidates with JWST/NIRSpec: Initial Characterization of their Properties
Seiji Fujimoto, Pablo Arrabal Haro, Mark Dickinson +38
We present JWST NIRSpec spectroscopy for 11 galaxy candidates with photometric redshifts of and newly identified in NIRCam images in the Co…
CLEAR: Spatially Resolved Emission Lines and Active Galactic Nuclei at
Bren E. Backhaus, Joanna S. Bridge, Jonathan R. Trump +8
We investigate spatially-resolved emission-line ratios in a sample of 219 galaxies () detected using the G102 grism on the \emph{Hubble Space Telescope} Wide Field Camer…
CLEAR II: Evidence for Early Formation of the Most Compact Quiescent Galaxies at High Redshift
Vicente Estrada-Carpenter, Casey Papovich, Ivelina Momcheva +11
The origin of the correlations between mass, morphology, quenched fraction, and formation history in galaxies is difficult to define, primarily due to the uncertainties in galaxy s…
The Cosmic Evolution Early Release Science Survey (CEERS)
Steven L. Finkelstein, Micaela B. Bagley, Pablo Arrabal Haro +96
We present the Cosmic Evolution Early Release Science (CEERS) Survey, a 77.2 hour Director's Discretionary Early Release Science Program. CEERS demonstrates, tests, and validates e…
The Web Epoch of Reionization Lyman- Survey (WERLS) I. MOSFIRE Spectroscopy of Lyman- Emitters
Olivia R. Cooper, Caitlin M. Casey, Hollis B. Akins +33
We present the first results from the Web Epoch of Reionization Lyman- Survey (WERLS), a spectroscopic survey of Lyman- emission using Keck I/MOSFIRE and LRIS. WERLS target…
Discovery of Multiply Ionized Iron Emission Powered by an Active Galactic Nucleus in a z~7 Little Red Dot
Erini Lambrides, Rebecca Larson, Taylor Hutchison +50
Some of the most puzzling discoveries of NASA's JWST in the early Universe surround the surprising abundance of compact red sources, which show peculiar continuum shapes and broad…
THRILS -- The High-(Redshift+Ionization) Line Search: Program Description & Redshift Catalog
Taylor A. Hutchison, Rebecca L. Larson, Pablo Arrabal Haro +46
To date, many spectroscopic confirmations of z>7 galaxies have been obtained using JWST/NIRSpec prism observations, with most of their physical properties inferred from these obser…
Double-Peaked Ly Emission during Reionization Requires Nearby Voids and a Favorable Local Ionizing Background
Hyunbae Park, Aaron Smith, Intae Jung +11
Several Lyman-alpha (Ly) emitters deep into the reionization era exhibit double-peaked Ly emission profiles, raising the question of how the intergalactic medium can transm…
JWST NIRSpec spectroscopy of the triply-lensed galaxy MACS0647JD
Tiger Yu-Yang Hsiao, Abdurro'uf, Dan Coe +38
We present JWST/NIRSpec prism spectroscopy of MACS0647-JD, the triply-lensed candidate discovered in HST imaging and spatially resolved by JWST imaging into two compone…
Tracing the AGN-Merger Connection: insights from cosmological simulations and JWST mock observations
Hannah Jhee, Ena Choi, Rachel S. Somerville +6
Galaxy mergers have long been proposed as a mechanism for funneling gas toward galactic centres, potentially triggering accretion onto supermassive black holes (SMBHs) and igniting…
CEERS Key Paper VIII: Emission Line Ratios from NIRSpec and NIRCam Wide-Field Slitless Spectroscopy at z>2
Bren E. Backhaus, Jonathan R. Trump, Nor Pirzkal +37
We use James Webb Space Telescope Near-Infrared Camera Wide Field Slitless Spectroscopy (NIRCam WFSS) and Near-Infrared spectrograph (NIRSpec) in the Cosmic Evolution Early Release…
CLEAR: High-Ionization [Ne V] 3426 Emission-line Galaxies at
Nikko J. Cleri, Guang Yang, Casey Papovich +13
We analyze a sample of 25 [Ne V] 3426 emission-line galaxies at using Hubble Space Telescope/Wide Field Camera 3 G102 and G141 grism observations from the CANDELS L…
CAPERS-LRD-z9: A Gas Enshrouded Little Red Dot Hosting a Broad-line AGN at z=9.288
Anthony J. Taylor, Vasily Kokorev, Dale D. Kocevski +49
We present CAPERS-LRD-z9, a little red dot (LRD) which we confirm to be a broad-line AGN (BLAGN). First identified as a high-redshift LRD candidate from PRIMER NIRCam pho…
Deeper than DEEP: A Spectroscopic Survey of Lyman- Emitters in the Extended Groth Strip
Stephanie M. Urbano Stawinski, M. C. Cooper, Steven L. Finkelstein +11
We present a spectroscopic survey of Ly emitters in the Extended Groth Strip (EGS) field, targeting the regime near the Epoch of Reionization. Using Keck/DEIMOS, we observed 94…
CLEAR: The Gas-Phase Metallicity Gradients of Star-Forming Galaxies at 0.6 < z < 2.6
Raymond C. Simons, Casey Papovich, Ivelina Momcheva +11
We report on the gas-phase metallicity gradients of a sample of 264 star-forming galaxies at 0.6 < z < 2.6, measured through deep near-infrared Hubble Space Telescope slitless spec…
Sussing Merger Trees : The Impact of Halo Merger Trees on Galaxy Properties in a Semi-Analytic Model
Jaehyun Lee, Sukyoung K. Yi, Pascal J. Elahi +13
A halo merger tree forms the essential backbone of a semi-analytic model for galaxy formation and evolution. Recent studies have pointed out that extracting merger trees from numer…
Texas Spectroscopic Search for Ly Emission at the End of Reionization I. Constraining the Ly Equivalent Width Distribution at 6.0 < < 7.0
Intae Jung, Steven L. Finkelstein, Rachael C. Livermore +6
The distribution of Ly emission is an presently accessible method for studying the state of the intergalactic medium (IGM) into the reionization era. We carried out deep spectr…