Search Results - "Backhaus, Bren"
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CLEAR: The Gas-phase Metallicity Gradients of Star-forming Galaxies at 0.6 < z < 2.6
Published in The Astrophysical journal (01-12-2021)“…We report on the gas-phase metallicity gradients of a sample of 238 star-forming galaxies at 0.6 < z < 2.6, measured through deep near-infrared Hubble Space…”
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CLEAR: The Ionization and Chemical-enrichment Properties of Galaxies at 1.1 < z < 2.3
Published in The Astrophysical journal (01-09-2022)“…We use deep spectroscopy from the Hubble Space Telescope Wide-Field-Camera 3 IR grisms combined with broadband photometry to study the stellar populations, gas…”
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CLEAR: Emission-line Ratios at Cosmic High Noon
Published in The Astrophysical journal (01-02-2022)“…We use Hubble Space Telescope Wide Field Camera 3 G102 and G141 grism spectroscopy to measure rest-frame optical emission-line ratios of 533 galaxies at z ∼…”
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Using [Ne v]/[Ne iii] to Understand the Nature of Extreme-ionization Galaxies
Published in The Astrophysical journal (01-08-2023)“…Spectroscopic studies of extreme-ionization galaxies (EIGs) are critical to our understanding of exotic systems throughout cosmic time. These EIGs exhibit…”
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CLEAR: High-ionization [Ne v] λ3426 Emission-line Galaxies at 1.4 < z < 2.3
Published in The Astrophysical journal (01-05-2023)“…We analyze a sample of 25 [Ne v ] ( λ 3426) emission-line galaxies at 1.4 < z < 2.3 using Hubble Space Telescope/Wide Field Camera 3 G102 and G141 grism…”
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CLEAR: The Evolution of Spatially Resolved Star Formation in Galaxies between 0.5 ≲ z ≲ 1.7 Using Hα Emission Line Maps
Published in The Astrophysical journal (01-09-2022)“…Using spatially resolved H α emission line maps of star-forming galaxies, we study the spatial distribution of star formation over a wide range in redshift…”
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CLEAR: Survey Overview, Data Analysis, and Products
Published in The Astrophysical journal. Supplement series (01-05-2023)“…We present an overview of the CANDELS Ly α Emission At Reionization (CLEAR) survey. CLEAR is a 130 orbit program of the Hubble Space Telescope using the Wide…”
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CLEAR: Paschen-β Star Formation Rates and Dust Attenuation of Low-redshift Galaxies
Published in The Astrophysical journal (01-04-2022)“…We use Paschen- β (Pa β ; 1282 nm) observations from the Hubble Space Telescope G141 grism to study the star formation and dust-attenuation properties of a…”
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CLEAR: Boosted Lyα Transmission of the Intergalactic Medium in UV-bright Galaxies
Published in The Astrophysical journal (01-07-2022)“…Reionization is an inhomogeneous process, thought to begin in small ionized bubbles of the intergalactic medium (IGM) around overdense regions of galaxies…”
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CLEAR: Spatially Resolved Emission Lines and Active Galactic Nuclei at 0.6 < z < 1.3
Published in The Astrophysical journal (01-01-2023)“…We investigate spatially resolved emission-line ratios in a sample of 219 galaxies (0.6 < z < 1.3) detected using the G102 grism on the Hubble Space Telescope…”
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NGDEEP Epoch 1: Spatially Resolved Hα Observations of Disk and Bulge Growth in Star-forming Galaxies at z ∼ 0.6–2.2 from JWST NIRISS Slitless Spectroscopy
Published in Astrophysical journal. Letters (01-03-2024)“…We study the H α equivalent width (EW(H α )) maps of 19 galaxies at 0.6 < z < 2.2 in the Hubble Ultra Deep Field using NIRISS slitless spectroscopy as part of…”
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CEERS: Diversity of Lyα Emitters during the Epoch of Reionization
Published in The Astrophysical journal (01-05-2024)“…We analyze rest-frame ultraviolet to optical spectra of three z ≃ 7.47–7.75 galaxies whose Ly α emission lines were previously detected with Keck/MOSFIRE…”
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A Census from JWST of Extreme Emission-line Galaxies Spanning the Epoch of Reionization in CEERS
Published in The Astrophysical journal (01-10-2024)“…We present a sample of 1165 extreme emission-line galaxies (EELGs) at 4 < z < 9 selected using James Webb Space Telescope (JWST) NIRCam photometry in the…”
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CLEAR: Boosted Ly alpha Transmission of the Intergalactic Medium in UV-bright Galaxies
Published in The Astrophysical journal (06-07-2022)“…Reionization is an inhomogeneous process, thought to begin in small ionized bubbles of the intergalacticmedium (IGM) around overdense regions of galaxies…”
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A luminous and young galaxy at z = 12.33 revealed by a JWST/MIRI detection of Hα and [O iii]
Published in Nature astronomy (30-10-2024)“…The James Webb Space Telescope has discovered a surprising population of bright galaxies in the very early Universe (≲500 Myr after the Big Bang) that is hard…”
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A Long Time Ago in a Galaxy Far, Far Away: A Candidate z ∼ 12 Galaxy in Early JWST CEERS Imaging
Published in Astrophysical journal. Letters (01-12-2022)“…We report the discovery of a candidate galaxy with a photo- z of z ∼ 12 in the first epoch of the James Webb Space Telescope (JWST) Cosmic Evolution Early…”
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Dusty Starbursts Masquerading as Ultra-high Redshift Galaxies in JWST CEERS Observations
Published in Astrophysical journal. Letters (01-02-2023)“…Lyman-break galaxy (LBG) candidates at z ≳ 10 are rapidly being identified in James Webb Space Telescope (JWST)/NIRCam observations. Due to the (redshifted)…”
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Spectroscopic Confirmation of CEERS NIRCam-selected Galaxies at z ≃ 8–10
Published in Astrophysical journal. Letters (01-07-2023)“…We present JWST/NIRSpec prism spectroscopy of seven galaxies selected from Cosmic Evolution Early Release Science (CEERS) survey NIRCam imaging with…”
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CEERS Key Paper. III. The Diversity of Galaxy Structure and Morphology at z = 3–9 with JWST
Published in Astrophysical journal. Letters (01-03-2023)“…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 James…”
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Hidden Little Monsters: Spectroscopic Identification of Low-mass, Broad-line AGNs at z > 5 with CEERS
Published in Astrophysical journal. Letters (01-09-2023)“…We report on the discovery of two low-luminosity, broad-line active galactic nuclei (AGNs) at z > 5 identified using JWST NIRSpec spectroscopy from the Cosmic…”
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