Search Results - "Groves, Brent"
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Morphological classification of galaxies with deep learning: comparing 3-way and 4-way CNNs
Published in Monthly notices of the Royal Astronomical Society (01-09-2021)“…ABSTRACT Classifying the morphologies of galaxies is an important step in understanding their physical properties and evolutionary histories. The advent of…”
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The evolution of barred galaxies in the EAGLE simulations
Published in Monthly notices of the Royal Astronomical Society (01-03-2022)“…ABSTRACT We study the morphologies of 3964 galaxies and their progenitors with M⋆ > 1010M⊙ in the reference eagle hydrodynamical simulation from redshifts z =…”
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The redshift evolution of the S0 fraction for z < 1 in COSMOS
Published in Monthly notices of the Royal Astronomical Society (22-02-2023)“…ABSTRACT Lenticular (S0) galaxies are galaxies that exhibit a bulge and disc component, yet lack any clear spiral features. With features considered…”
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A morphological segmentation approach to determining bar lengths
Published in Monthly notices of the Royal Astronomical Society (05-04-2024)“…ABSTRACT Bars are important drivers of galaxy evolution, influencing many physical processes and properties. Characterizing bars is a difficult task,…”
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High-resolution panchromatic spectral models of galaxies including photoionization and dust
Published in Monthly notices of the Royal Astronomical Society (21-03-2010)“…An updated version of the dust radiation-transfer code sunrise, including models for star-forming regions and a self-consistent calculation of the spatially…”
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DUST CONTINUUM EMISSION AS A TRACER OF GAS MASS IN GALAXIES
Published in The Astrophysical journal (20-01-2015)“…We use a sample of 36 galaxies from the KINGFISH (Herschel IR), HERACLES (IRAM CO), and THINGS (Very Large Array H I) surveys to study empirical relations…”
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Fitting the integrated spectral energy distributions of galaxies
Published in Astrophysics and space science (01-01-2011)“…Fitting the spectral energy distributions (SEDs) of galaxies is an almost universally used technique that has matured significantly in the last decade. Model…”
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A new diagnostic to separate line emission from star formation, shocks, and AGNs simultaneously in IFU data
Published in Monthly notices of the Royal Astronomical Society. Letters (01-05-2019)“…ABSTRACT In the optical spectra of galaxies, methods for the separation of line emission arising from star formation and an additional hard component, such as…”
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Distances to PHANGS galaxies: New tip of the red giant branch measurements and adopted distances
Published in Monthly notices of the Royal Astronomical Society (01-03-2021)“…ABSTRACT PHANGS-HST is an ultraviolet-optical imaging survey of 38 spiral galaxies within ∼20 Mpc. Combined with the PHANGS-ALMA, PHANGS-MUSE surveys and other…”
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The VLA-COSMOS 3 GHz Large Project: Evolution of Specific Star Formation Rates out to z ∼ 5
Published in The Astrophysical journal (01-08-2020)“…We provide a coherent, uniform measurement of the evolution of the logarithmic star formation rate (SFR)-stellar mass (M*) relation, called the main sequence…”
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Cloud-scale Molecular Gas Properties in 15 Nearby Galaxies
Published in The Astrophysical journal (20-06-2018)“…We measure the velocity dispersion, , and surface density, , of the molecular gas in nearby galaxies from CO spectral line cubes with spatial resolution 45-120…”
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What drives the redshift evolution of strong emission line ratios?
Published in Monthly notices of the Royal Astronomical Society (01-03-2020)“…ABSTRACT We study the physical mechanisms that cause the offset between low-redshift and high-redshift galaxies on the [O iii] λ5007/H β versus [N ii] λ6584/H…”
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ON THE EFFECT OF THE COSMIC MICROWAVE BACKGROUND IN HIGH-REDSHIFT (SUB-)MILLIMETER OBSERVATIONS
Published in The Astrophysical journal (20-03-2013)“…Modern (sub-)millimeter interferometers enable the measurement of the cool gas and dust emission of high-redshift galaxies (z > 5). However, at these redshifts…”
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The Mass-Metallicity Relation of Local Active Galaxies
Published in The Astrophysical journal (20-03-2019)“…We systematically measure the gas-phase metallicities and the mass-metallicity relation of a large sample of local active galaxies for the first time. Observed…”
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The Large-scale Ionization Cones in the Galaxy
Published in The Astrophysical journal (20-11-2019)“…There is compelling evidence for a highly energetic Seyfert explosion (1056-57 erg) that occurred in the Galactic center a few million years ago. The clearest…”
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The effects of diffuse ionized gas and spatial resolution on metallicity gradients: TYPHOON two-dimensional spectrophotometry of M83
Published in Monthly notices of the Royal Astronomical Society (01-07-2019)“…Abstract We present a systematic study of the diffuse ionized gas (DIG) in M83 and its effects on the measurement of metallicity gradients at varying…”
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CO Excitation, Molecular Gas Density, and Interstellar Radiation Field in Local and High-redshift Galaxies
Published in The Astrophysical journal (01-03-2021)“…Abstract We study the carbon monoxide (CO) excitation, mean molecular gas density, and interstellar radiation field (ISRF) intensity in a comprehensive sample…”
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The Chemical Evolution Carousel of Spiral Galaxies: Azimuthal Variations of Oxygen Abundance in NGC1365
Published in The Astrophysical journal (01-09-2017)“…The spatial distribution of oxygen in the interstellar medium of galaxies is the key to understanding how efficiently metals that are synthesized in massive…”
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Separating line emission from star formation, shocks, and AGN ionization in NGC 1068
Published in Monthly notices of the Royal Astronomical Society (11-08-2019)“…ABSTRACT In the optical spectra of galaxies, the separation of line emission from gas ionized by star formation and an active galactic nucleus (AGN), or by…”
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The Gas-Star Formation Cycle in Nearby Star-forming Galaxies. I. Assessment of Multi-scale Variations
Published in The Astrophysical journal (10-12-2019)“…The processes regulating star formation in galaxies are thought to act across a hierarchy of spatial scales. To connect extragalactic star formation relations…”
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