Search Results - "Oh, Sree"
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TIMING THE EVOLUTION OF QUIESCENT AND STAR-FORMING LOCAL GALAXIES
Published in The Astrophysical journal (10-06-2016)“…ABSTRACT Constraining the star formation histories (SFHs) of individual galaxies is crucial for understanding the mechanisms that regulate their evolution…”
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On the Origin of the Variety of Velocity Dispersion Profiles of Galaxies
Published in The Astrophysical journal (01-06-2024)“…Observed and simulated galaxies exhibit a significant variation in their velocity dispersion profiles. We examine the inner and outer slopes of stellar…”
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Translators of Galaxy Morphology Indicators between Observation and Simulation
Published in The Astrophysical journal (01-06-2023)“…Abstract Based on the recent advancements in numerical simulations of galaxy formation, we anticipate the achievement of realistic models of galaxies in the…”
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The SAMI Galaxy Survey: mass–kinematics scaling relations
Published in Monthly notices of the Royal Astronomical Society (01-08-2019)“…ABSTRACT We use data from the Sydney-AAO Multi-object Integral-field spectroscopy (SAMI) Galaxy Survey to study the dynamical scaling relation between galaxy…”
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Age-divided mean stellar populations from full spectrum fitting as the simplified star formation and chemical evolution history of a galaxy: methodology and reliability
Published in Monthly notices of the Royal Astronomical Society (01-05-2023)“…ABSTRACT We introduce a practical methodology for investigating the star formation and chemical evolution history of a galaxy: age-divided mean stellar…”
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YZiCS: On the Mass Segregation of Galaxies in Clusters
Published in The Astrophysical journal (01-12-2020)“…Abstract Mass segregation, a tendency for more massive galaxies to be distributed closer to the cluster center, is naturally expected from dynamical friction,…”
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Stellar Populations of Spectroscopically Decomposed Bulge–Disk for S0 Galaxies from the CALIFA Survey
Published in The Astrophysical journal (01-11-2021)“…Abstract We investigate the stellar population properties of bulges and disks separately for 34 S0s using integral-field spectroscopy from the Calar Alto…”
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The SAMI Galaxy Survey: the third and final data release
Published in Monthly notices of the Royal Astronomical Society (01-07-2021)“…ABSTRACT We have entered a new era where integral-field spectroscopic surveys of galaxies are sufficiently large to adequately sample large-scale structure…”
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The SAMI Galaxy Survey: Data Release Two with absorption-line physics value-added products
Published in Monthly notices of the Royal Astronomical Society (01-12-2018)Get full text
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The SAMI Galaxy Survey: decomposed stellar kinematics of galaxy bulges and disks
Published in Monthly notices of the Royal Astronomical Society (11-07-2020)“…ABSTRACT We investigate the stellar kinematics of the bulge and disk components in 826 galaxies with a wide range of morphology from the Sydney-AAO…”
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The SAMI Galaxy Survey: flipping of the spin–filament alignment correlates most strongly with growth of the bulge
Published in Monthly notices of the Royal Astronomical Society (19-09-2022)“…ABSTRACT We study the alignments of galaxy spin axes with respect to cosmic web filaments as a function of various properties of the galaxies and their…”
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THE SAMI GALAXY SURVEY: REVISITING GALAXY CLASSIFICATION THROUGH HIGH-ORDER STELLAR KINEMATICS
Published in The Astrophysical journal (20-01-2017)“…ABSTRACT Recent cosmological hydrodynamical simulations suggest that integral field spectroscopy can connect the high-order stellar kinematic moments h3…”
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13
Translators of galaxy morphology indicators between observation and simulation
Published in The Astrophysical journal (01-11-2022)“…Based on the recent advancements in the numerical simulations of galaxy formation, we anticipate the achievement of realistic models of galaxies in the near…”
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14
The SAMI Galaxy Survey: stellar population and structural trends across the Fundamental Plane
Published in Monthly notices of the Royal Astronomical Society (01-07-2021)“…ABSTRACT We study the Fundamental Plane (FP) for a volume- and luminosity-limited sample of 560 early-type galaxies from the SAMI survey. Using r-band sizes…”
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The SAMI Galaxy Survey: a statistical approach to an optimal classification of stellar kinematics in galaxy surveys
Published in Monthly notices of the Royal Astronomical Society (01-08-2021)“…ABSTRACT Large galaxy samples from multiobject integral field spectroscopic (IFS) surveys now allow for a statistical analysis of the z ∼ 0 galaxy population…”
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Color Dispersion as an Indicator of Stellar Population Complexity: Insights from the Pixel Color-Magnitude Diagrams of 32 Bright Galaxies in Abell 1139 and Abell 2589
Published in The Astrophysical journal (20-04-2018)“…We investigate the properties of bright galaxies of various morphological types in Abell 1139 and Abell 2589, using pixel color-magnitude diagram (pCMD)…”
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The SAMI galaxy survey: impact of black hole activity on galaxy spin–filament alignments
Published in Monthly notices of the Royal Astronomical Society (29-09-2023)“…ABSTRACT The activity of central supermassive black holes might affect the alignment of galaxy spin axes with respect to the closest cosmic filaments. We…”
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The SAMI Galaxy Survey: using tidal streams and shells to trace the dynamical evolution of massive galaxies
Published in Monthly notices of the Royal Astronomical Society (06-03-2024)“…ABSTRACT Slow rotator galaxies are distinct amongst galaxy populations, with simulations suggesting that a mix of minor and major mergers are responsible for…”
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The SAMI Galaxy Survey: the difference between ionized gas and stellar velocity dispersions
Published in Monthly notices of the Royal Astronomical Society (23-03-2022)“…ABSTRACT We investigate the mean locally measured velocity dispersions of ionized gas (σgas) and stars (σ*) for 1090 galaxies with stellar masses $\log \,…”
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The SAMI Galaxy Survey: ΣSFR drives the presence of complex emission-line profiles in star-forming galaxies
Published in Monthly notices of the Royal Astronomical Society (27-11-2023)“…ABSTRACT Galactic fountains driven by star formation result in a variety of kinematic structures such as ionized winds and thick gas discs, both of which…”
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