Publications (29)
UVCANDELS: Catalogs of photometric redshifts and galaxy physical properties
Vihang Mehta, Marc Rafelski, Ben Sunnquist +76
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…
Spitzer IRS 16 micron Observations of the GOODS Fields
Harry I. Teplitz, Ranga Chary, David Elbaz +13
We present Spitzer 16 micron imaging of the Great Observatories Origins Deep Survey (GOODS) fields. We survey 150 square arcminutes in each of the two GOODS fields (North and South…
Physical Properties of Emission-Line Galaxies at z ~ 2 from Near-Infrared Spectroscopy with Magellan FIRE
Daniel Masters, Patrick McCarthy, Brian Siana +16
We present results from near-infrared spectroscopy of 26 emission-line galaxies at z ~ 2 obtained with the FIRE spectrometer on the Magellan Baade telescope. The sample was selecte…
Global Star Formation Rate Density over 0.7<z<1.9
Hyunjin Shim, James Colbert, Harry Teplitz +4
We determine the global star formation rate density at 0.7<z<1.9 using emission-line selected galaxies identified in Hubble Space Telescope Near Infrared Camera and Multi-Object Sp…
HST NICMOS imaging of z~2, 24 micron-selected Ultraluminous Infrared Galaxies
Kalliopi M. Dasyra, Lin Yan, George Helou +3
We present Hubble Space Telescope NICMOS H-band imaging of 33 Ultraluminous Infrared Galaxies (ULIRGs) at z~2 that were selected from the 24 micron catalog of the Spitzer Extragala…
First Census of Gas-phase Metallicity Gradients of Star-forming Galaxies in Overdense Environments at Cosmic Noon
Zihao Li, Xin Wang, Zheng Cai +8
We report the first spatially resolved measurements of gas-phase metallicity radial gradients in star-forming galaxies in overdense environments at . The spectroscopic d…
Parallel Application of Slitless Spectroscopy to Analyze Galaxy Evolution (PASSAGE): Survey Overview
Matthew A. Malkan, Vihang Mehta, Ayan Acharyya +49
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) pro…
BEACON: JWST NIRCam Pure-parallel Imaging Survey. I. Survey Design and Initial Results
Takahiro Morishita, Charlotte A. Mason, Kimi C. Kreilgaard +32
We introduce the Bias-free Extragalactic Analysis for Cosmic Origins with NIRCam (BEACON) survey, a JWST Cycle2 program allocated up to 600 pure-parallel hours of observations. BEA…
The High Latitude Spectroscopic Survey on the Nancy Grace Roman Space Telescope
Yun Wang, Zhongxu Zhai, Anahita Alavi +15
The Nancy Grace Roman Space Telescope will conduct a High Latitude Spectroscopic Survey (HLSS) over a large volume at high redshift, using the near-IR grism (1.0-1.93 m, $R=435…
A High Space Density of Luminous Lyman Alpha Emitters at z~6.5
Micaela B. Bagley, Claudia Scarlata, Alaina Henry +16
We present the results of a systematic search for Lyman-alpha emitters (LAEs) at using the HST WFC3 Infrared Spectroscopic Parallel (WISP) Survey. Our t…
New Constraints on the Lyman Continuum Escape Fraction at z~1.3
Brian Siana, Harry I. Teplitz, James Colbert +8
We examine deep far-ultraviolet (1600 Angstrom) imaging of the Hubble Deep Field-North (HDFN) and the Hubble Ultra Deep Field (HUDF) to search for leaking Lyman continuum radiation…
MAMMOTH-Grism: Revisiting the Mass-Metallicity Relation in Protocluster Environments at Cosmic Noon
Yiming Yang, Xin Wang, Xianlong He +12
We present one of the first measurements of the mass-metallicity relation (MZR) in multiple massive protoclusters at cosmic noon, using Hubble Space Telescope (HST) G141 slitless s…
A Spectroscopic Search for Leaking Lyman Continuum at z~0.7
Carrie R. Bridge, Harry I. Teplitz, Brian Siana +11
We present the results of rest-frame, UV slitless spectroscopic observations of a sample of 32 z~0.7 Lyman break galaxy (LBG) analogs in the COSMOS field. The spectroscopic search…
Compact Size, High SFR: Defining Morphological Features of Ly-Emitters
Keunho Kim, Anahita Alavi, Christopher Snapp-Kolas +7
The mechanisms of Ly photon escape are key to understanding galaxy evolution and cosmic reionization, yet remain poorly understood. We investigate the UV-continuum sizes of 23…
The NIRISS PASSAGE Spectroscopic Redshift Catalog in COSMOS
Mason S. Huberty, Kalina V. Nedkova, Zahra Sattari +34
We present the Parallel Application of Slitless Spectroscopy to Analyze Galaxy Evolution (PASSAGE) spectroscopic redshift catalog in the COSMOS field. PASSAGE is a JWST Cycle 1 Nea…
The Lyman Continuum Escape Fraction of Star-forming Galaxies at from UVCANDELS
Xin Wang, Harry I. Teplitz, Brent M. Smith +74
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,…
WFIRST Science Investigation Team "Cosmology with the High Latitude Survey" Annual Report 2017
Olivier Doré, Christopher Hirata, Yun Wang +46
Cosmic acceleration is the most surprising cosmological discovery in many decades. Testing and distinguishing among possible explanations requires cosmological measurements of extr…
UV Spectral Slope and Nebular Dust Attenuation in Dwarf Galaxies at
Anahita Alavi, Brian Siana, Harry I. Teplitz +7
We analyze nebular dust attenuation and its correlation with stellar mass () and UV spectral slope () in 33 lensed, low-mass star-forming galaxies at $1.4\leq z \leq 2.6…
A spatially resolved analysis of star-formation burstiness by comparing UV and H in galaxies at z1 with UVCANDELS
Vihang Mehta, Harry I. Teplitz, Claudia Scarlata +30
The UltraViolet imaging of the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey Fields (UVCANDELS) program provides HST/UVIS F275W imaging for four CANDELS fields. We…
Discovery of Three Distant, Cold Brown Dwarfs in the WFC3 Infrared Spectroscopic Parallels Survey
Daniel Masters, Patrick McCarthy, Adam J. Burgasser +12
We present the discovery of three late type (>T4) brown dwarfs, including a probable Y dwarf, in the WFC3 Infrared Spectroscopic Parallels (WISP) Survey. We use the G141 grism spec…
The UV luminosity function at 0.6 < z < 1 from UVCANDELS
Lei Sun, Xin Wang, Harry I. Teplitz +75
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: GOO…
Simulating properties of emission line galaxies from Nancy Grace Roman Space Telescope
Zhongxu Zhai, Yun Wang, Andrew Benson +4
We simulate the emission line galaxy properties for the Nancy Grace Roman Space Telescope by creating a 4 deg galaxy mock catalog using Galacticus, a semi-analytic model (SAM…
Expanding the search for galaxies at z ~7-10 with new NICMOS Parallel Fields
Alaina Henry, Brian Siana, Matthew Malkan +7
We have carried out a search for galaxies at z ~ 7-10 in ~14.4 sq. arcmin of new NICMOS parallel imaging taken in the Great Observatories Origins Deep Survey (GOODS, 5.9 sq. arcmin…
The Far-Ultraviolet Extragalactic Legacy (FUEL) Survey: Hubble Far-UV Images and Catalogs of the Extragalactic Legacy Fields
Aliakbar Kavei, Brian Siana, Harry I. Teplitz +7
We present far-ultraviolet (FUV) images and catalogs from the Hubble Space Telescope (HST) Advanced Camera for Surveys/Solar Blind Channel (ACS/SBC) F150LP (about 1600 Angstrom) of…
MAMMOTH-Grism: Gas-phase Metallicity Gradients of Star-forming Galaxies in Protocluster Environments at Cosmic Noon
Yi-Ming Yang, Xin Wang, Chao-Wei Tsai +11
Environment plays a crucial role in shaping galaxy formation, yet the impact of overdensities on the internal chemical structure of galaxies at cosmic noon is still under debate. H…
Lyman Continuum Escape Fraction from Low-mass Starbursts at z=1.3
Anahita Alavi, James Colbert, Harry I. Teplitz +8
We present a new constraint on the Lyman Continuum (LyC) escape fraction at z~1.3. We obtain deep, high sensitivity far-UV imaging with the Advanced Camera for Surveys (ACS) Solar…
The mass-metallicity relation at z~1-2 and its dependence on star formation rate
Alaina Henry, Marc Rafelski, Ben Sunnquist +24
We present a new measurement of the gas-phase mass-metallicity relation (MZR), and its dependence on star formation rates (SFRs) at 1.3 < z < 2.3. Our sample comprises 1056 galaxie…
Massive Galaxies in COSMOS: Evolution of Black hole versus bulge mass but not versus total stellar mass over the last 9 Gyrs?
Knud Jahnke, Angela Bongiorno, Marcella Brusa +22
We constrain the ratio of black hole (BH) mass to total stellar mass of type-1 AGN in the COSMOS survey at 1<z<2. For 10 AGN at mean redshift z~1.4 with both HST/ACS and HST/NICMOS…
MAMMOTH-MOSFIRE: Environmental Effects on Galaxy Interstellar Medium at
Hang Zhou, Xin Wang, Matthew A. Malkan +16
The MAMMOTH-MOSFIRE program is a deep Keck/MOSFIRE K-band spectroscopic follow-up of emission-line galaxies identified in the MAMMOTH-Grism HST/WFC3 G141 slitless spectroscopic sur…