Search Results - "Bundy, Kevin"
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SDSS IV MaNGA – metallicity and nitrogen abundance gradients in local galaxies
Published in Monthly notices of the Royal Astronomical Society (01-07-2017)“…Abstract We study the gas phase metallicity (O/H) and nitrogen abundance gradients traced by star-forming regions in a representative sample of 550 nearby…”
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Are galactic star formation and quenching governed by local, global, or environmental phenomena?
Published in Monthly notices of the Royal Astronomical Society (01-02-2020)“…ABSTRACT We present an analysis of star formation and quenching in the SDSS-IV MaNGA-DR15, utilizing over 5 million spaxels from ∼3500 local galaxies. We…”
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Lensing is low: cosmology, galaxy formation or new physics?
Published in Monthly notices of the Royal Astronomical Society (03-02-2017)“…Abstract We present high signal-to-noise galaxy–galaxy lensing measurements of the Baryon Oscillation Spectroscopic Survey constant mass (CMASS) sample using…”
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SDSS-IV MaNGA: stellar angular momentum of about 2300 galaxies: unveiling the bimodality of massive galaxy properties
Published in Monthly notices of the Royal Astronomical Society (11-07-2018)“…Abstract We measure $\lambda _{R_{\rm e}}$, a proxy for galaxy specific stellar angular momentum within one effective radius, and the ellipticity, ε, for about…”
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SDSS-IV MaNGA: evidence of the importance of AGN feedback in low-mass galaxies
Published in Monthly notices of the Royal Astronomical Society (01-05-2018)“…Abstract We present new evidence for AGN feedback in a subset of 69 quenched low-mass galaxies (M⋆ ≲ 5 × 109 M⊙, Mr > −19) selected from the first 2 yr of the…”
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SDSS-IV MaNGA: the spatially resolved stellar initial mass function in ∼400 early-type galaxies
Published in Monthly notices of the Royal Astronomical Society (01-07-2018)“…Abstract Mapping Nearby Galaxies at Apache Point Observatory provides the opportunity to make precise spatially resolved measurements of the IMF slope in…”
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SDSS-IV MaNGA – the spatially resolved transition from star formation to quiescence
Published in Monthly notices of the Royal Astronomical Society (21-04-2017)“…Abstract Using spatially resolved spectroscopy from SDSS-IV MaNGA we have demonstrated that low ionization emission-line regions (LIERs) in local galaxies…”
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A detection of the environmental dependence of the sizes and stellar haloes of massive central galaxies
Published in Monthly notices of the Royal Astronomical Society (11-10-2018)Get full text
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Weak lensing reveals a tight connection between dark matter halo mass and the distribution of stellar mass in massive galaxies
Published in Monthly notices of the Royal Astronomical Society (01-03-2020)“…ABSTRACT Using deep images from the Hyper Suprime-Cam (HSC) survey and taking advantage of its unprecedented weak lensing capabilities, we reveal a remarkably…”
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SDSS IV MaNGA: the global and local stellar mass assemby histories of galaxies
Published in Monthly notices of the Royal Astronomical Society (11-12-2016)“…Using the fossil record method implemented through Pipe3D, we reconstruct the global and radial stellar mass growth histories (MGHs) of a large sample of…”
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Galaxy Assembly Bias in the Stellar-to-halo Mass Relation for Red Central Galaxies from SDSS
Published in The Astrophysical journal (01-10-2024)“…Abstract We report evidence of galaxy assembly bias—the correlation between galaxy properties and biased secondary halo properties at fixed halo mass ( M H…”
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The Stripe 82 Massive Galaxy Project – II. Stellar mass completeness of spectroscopic galaxy samples from the Baryon Oscillation Spectroscopic Survey
Published in Monthly notices of the Royal Astronomical Society (21-04-2016)“…The Baryon Oscillation Spectroscopic Survey (BOSS) has collected spectra for over one million galaxies at 0.15 < z < 0.7 over a volume of 15.3 Gpc3 (9376 deg2)…”
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Signatures of Stellar Accretion in MaNGA Early-type Galaxies
Published in The Astrophysical journal (01-08-2019)“…The late assembly of massive galaxies is thought to be dominated by stellar accretion in their outskirts (beyond two effective radii Re) due to dry, minor…”
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Stellar masses of SDSS-III/BOSS galaxies at z ∼ 0.5 and constraints to galaxy formation models
Published in Monthly notices of the Royal Astronomical Society (11-11-2013)“…We calculate stellar masses for ∼400 000 massive luminous galaxies at redshift ∼0.2-0.7 using the first two years of data from the Baryon Oscillation…”
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Strong size evolution of the most massive galaxies since z ∼ 2
Published in Monthly notices of the Royal Astronomical Society (21-11-2007)“…Using the combined capabilities of the large near-infrared Palomar/DEEP-2 survey, and the superb resolution of the Advanced Camera for Surveys HST camera, we…”
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A Catalog of 71 Coronal Line Galaxies in MaNGA: [Ne v] Is an Effective AGN Tracer
Published in The Astrophysical journal (01-03-2023)“…Abstract Despite the importance of active galactic nuclei (AGNs) in galaxy evolution, accurate AGN identification is often challenging, as common AGN…”
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First Results on the Cluster Galaxy Population from the Subaru Hyper Suprime-Cam Survey. III. Brightest Cluster Galaxies, Stellar Mass Distribution, and Active Galaxies
Published in The Astrophysical journal (20-12-2017)“…The unprecedented depth and area surveyed by the Subaru Strategic Program with the Hyper Suprime-Cam (HSC-SSP) have enabled us to construct and publish the…”
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The Strength of Bisymmetric Modes in SDSS-IV/MaNGA Barred Galaxy Kinematics
Published in The Astrophysical journal (01-10-2024)“…Abstract The Sloan Digital Sky Survey-IV/Mapping Nearby Galaxies at Apache Point Observatory (MaNGA) Survey data provide an unprecedented opportunity to study…”
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Compact high-redshift galaxies are the cores of the most massive present-day spheroids
Published in Monthly notices of the Royal Astronomical Society (11-09-2009)“…Observations suggest that the effective radii of high-redshift massive spheroids are as much as a factor of ∼6 smaller than low-redshift galaxies of comparable…”
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Evolution of the most massive galaxies to z= 0.6 - I. A new method for physical parameter estimation
Published in Monthly notices of the Royal Astronomical Society (01-03-2012)“…We use principal component analysis (PCA) to estimate stellar masses, mean stellar ages, star formation histories (SFHs), dust extinctions and stellar velocity…”
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