Search Results - "Mckinney, Jed"
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Neutral Gas Properties and Lyα Escape in Extreme Green Pea Galaxies
Published in The Astrophysical journal (20-03-2019)“…Mechanisms regulating the escape of Ly α photons and ionizing radiation remain poorly understood. To study these processes, we analyze Very Large Array 21 cm…”
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Dust-enshrouded AGNs Can Dominate Host-galaxy-scale Cold Dust Emission
Published in The Astrophysical journal (01-11-2021)“…It is widely assumed that long-wavelength infrared (IR) emission from cold dust ( T ∼ 20–40 K) is a reliable tracer of star formation even in the presence of a…”
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First Constraints on the Interstellar Medium Conditions of a Low-mass, Highly Obscured z = 4.27 Main-sequence Galaxy
Published in The Astrophysical journal (01-07-2024)“…We present the molecular gas content and interstellar medium conditions of MACS J0717_Az9, a strong gravitationally lensed z = 4.273, M * ≃ 2 × 10 9 M ⊙…”
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COSMOS-Web: Intrinsically Luminous z ≳ 10 Galaxy Candidates Test Early Stellar Mass Assembly
Published in The Astrophysical journal (01-04-2024)“…We report the discovery of 15 exceptionally luminous 10 ≲ z ≲ 14 candidate galaxies discovered in the first 0.28 deg 2 of JWST/NIRCam imaging from the…”
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5
Measuring Star Formation and Black Hole Accretion Rates in Tandem Using Mid-infrared Spectra of Local Infrared Luminous Galaxies
Published in The Astrophysical journal (01-07-2022)“…We present the results of a stacking analysis performed on Spitzer/Infrared Spectrograph high-resolution mid-infrared (mid-IR) spectra of luminous infrared…”
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Measuring the Total Ultraviolet Light from Galaxy Clusters at z = 0.5–1.6: The Balance of Obscured and Unobscured Star Formation
Published in The Astrophysical journal (01-03-2022)“…Combined observations from UV to IR wavelengths are necessary to fully account for the star formation in galaxy clusters. Low-mass galaxies with log ( M ∗ / M…”
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Measuring the total infrared light from galaxy clusters at z = 0.5–1.6: connecting stellar populations to dusty star formation
Published in Monthly notices of the Royal Astronomical Society (01-02-2021)“…ABSTRACT Massive galaxy clusters undergo strong evolution from z ∼ 1.6 to z ∼ 0.5, with overdense environments at high-z characterized by abundant…”
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The IR Compactness of Dusty Galaxies Sets Star Formation and Dust Properties at z ∼ 0–2
Published in The Astrophysical journal (01-10-2023)“…The surface densities of gas, dust, and stars provide a window into the physics of star formation that, until the advent of high-resolution…”
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9
Tracing the Total Stellar Mass and Star Formation of High-redshift Protoclusters
Published in The Astrophysical journal (01-11-2023)“…As the progenitors of present-day galaxy clusters, protoclusters are excellent laboratories to study galaxy evolution. Since existing observations of…”
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10
GOALS-JWST: Tracing AGN Feedback on the Star-forming Interstellar Medium in NGC 7469
Published in Astrophysical journal. Letters (01-12-2022)“…We present James Webb Space Telescope (JWST) Mid-Infrared Instrument (MIRI) integral-field spectroscopy of the nearby merging, luminous infrared galaxy, NGC…”
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GOALS-JWST: Small Neutral Grains and Enhanced 3.3 μm PAH Emission in the Seyfert Galaxy NGC 7469
Published in Astrophysical journal. Letters (01-11-2023)“…We present James Webb Space Telescope (JWST) Near Infrared Spectrograph (NIRSpec) integral field spectroscopy of the nearby luminous infrared galaxy NGC 7469…”
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12
Broad Emission Lines in Optical Spectra of Hot, Dust-obscured Galaxies Can Contribute Significantly to JWST/NIRCam Photometry
Published in Astrophysical journal. Letters (01-04-2023)“…Selecting the first galaxies at z > 7 − 10 from JWST surveys is complicated by z < 6 contaminants with degenerate photometry. For example, strong optical…”
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13
Measuring the Heating and Cooling of the Interstellar Medium at High Redshift: PAH and [C ii] Observations of the Same Star-forming Galaxies at z ∼ 2
Published in The Astrophysical journal (01-04-2020)“…Star formation depends critically on cooling mechanisms in the interstellar medium (ISM); however, thermal properties of gas in galaxies at the peak epoch of…”
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14
Dust in Little Red Dots
Published in Astrophysical journal. Letters (01-11-2024)“…JWST has revealed a ubiquitous population of “little red dots” (LRDs) at z ≳ 4, selected via their red rest-frame optical emission and compact morphologies…”
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ALMA Reveals a Stable Rotating Gas Disk in a Paradoxical Low-mass, Ultradusty Galaxy at z = 4.274
Published in Astrophysical journal. Letters (01-07-2023)“…We report ALMA detections of [C ii ] and a dust continuum in Az9, a multiply imaged galaxy behind the Frontier Field cluster MACS J0717.5+3745. The bright [C…”
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GOALS-JWST: Resolving the Circumnuclear Gas Dynamics in NGC 7469 in the Mid-infrared
Published in Astrophysical journal. Letters (01-11-2022)“…The nearby, luminous infrared galaxy NGC 7469 hosts a Seyfert nucleus with a circumnuclear star-forming ring and is thus the ideal local laboratory for…”
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Unveiling the Distant Universe: Characterizing z ≥ 9 Galaxies in the First Epoch of COSMOS-Web
Published in The Astrophysical journal (01-09-2024)“…We report the identification of 15 galaxy candidates at z ≥ 9 using the initial COSMOS-Web JWST observations over 77 arcmin 2 through four Near Infrared Camera…”
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GOALS-JWST: Gas Dynamics and Excitation in NGC 7469 Revealed by NIRSpec
Published in The Astrophysical journal (01-04-2024)“…We present new JWST NIRSpec integral field spectroscopy (IFS) data for the luminous infrared galaxy NGC 7469, a nearby (70.6 Mpc) active galaxy with a Seyfert…”
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Halfway to the Peak: Spatially Resolved Star Formation and Kinematics in a z = 0.54 Dusty Galaxy with JWST/MIRI
Published in Astrophysical journal. Letters (01-11-2023)“…We present JWST Mid-InfraRed Instrument/Medium-Resolution Spectrometer (MIRI/MRS) observations of an infrared luminous disk galaxy, FLS1, at z ∼ 0.54. With a…”
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Not-so-little Red Dots: Two Massive and Dusty Starbursts at z ∼ 5–7 Pushing the Limits of Star Formation Discovered by JWST in the COSMOS-Web Survey
Published in Astrophysical journal. Letters (01-09-2024)“…We present the properties of two candidate massive ( M ⋆ ∼ 10 11 M ⊙ ) and dusty ( A v > 2.5 mag) galaxies at z = 5–7 in the first 0.28 deg 2 of the COSMOS-Web…”
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