Search Results - "Hathi, Nimish"
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On the Stellar Populations of Galaxies at z = 9–11: The Growth of Metals and Stellar Mass at Early Times
Published in The Astrophysical journal (01-03-2022)“…We present a detailed stellar population analysis of 11 bright (H < 26.6) galaxies at z=9−11 (three spectroscopically confirmed) to constrain the chemical…”
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Observational Constraints on the Merger History of Galaxies since z 6: Probabilistic Galaxy Pair Counts in the CANDELS Fields
Published in The Astrophysical journal (10-05-2019)“…Galaxy mergers are expected to have a significant role in the mass assembly of galaxies in the early universe, but there are very few observational constraints…”
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The ALPINE-ALMA [C ii] Survey: Size of Individual Star-forming Galaxies at z = 4-6 and Their Extended Halo Structure
Published in The Astrophysical journal (01-09-2020)“…We present the physical extent of [C ii] 158 m line-emitting gas from 46 star-forming galaxies at z = 4-6 from the ALMA Large Program to INvestigate C ii at…”
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A CEERS Discovery of an Accreting Supermassive Black Hole 570 Myr after the Big Bang: Identifying a Progenitor of Massive z > 6 Quasars
Published in Astrophysical journal. Letters (01-08-2023)“…Abstract We report the discovery of an accreting supermassive black hole at z = 8.679. This galaxy, denoted here as CEERS_1019, was previously discovered as a…”
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THE EVOLUTION OF THE GALAXY REST-FRAME ULTRAVIOLET LUMINOSITY FUNCTION OVER THE FIRST TWO BILLION YEARS
Published in The Astrophysical journal (01-09-2015)“…ABSTRACT We present a robust measurement and analysis of the rest-frame ultraviolet (UV) luminosity functions at z = 4-8. We use deep Hubble Space Telescope…”
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Clumpy Galaxies in CANDELS. II. Physical Properties of UV-bright Clumps at 0.5 ≤ z < 3
Published in The Astrophysical journal (01-02-2018)“…Studying giant star-forming clumps in distant galaxies is important to understand galaxy formation and evolution. At present, however, observers and theorists…”
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PHYSICAL PROPERTIES OF EMISSION-LINE GALAXIES AT z ∼ 2 FROM NEAR-INFRARED SPECTROSCOPY WITH MAGELLAN FIRE
Published in The Astrophysical journal (20-04-2014)“…We present results from near-infrared spectroscopy of 26 emission-line galaxies at z ~ 2.2 and z ~ 1.5 obtained with the Folded-port InfraRed Echellette (FIRE)…”
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Investigating the Effect of Galaxy Interactions on Star Formation at 0.5 < z < 3.0
Published in The Astrophysical journal (01-11-2022)“…Abstract Observations and simulations of interacting galaxies and mergers in the local universe have shown that interactions can significantly enhance the star…”
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Galaxy Structure and Mode of Star Formation in the SFR-Mass Plane from z ~ 2.5 to z ~ 0.1
Published in The Astrophysical journal (01-12-2011)“…We analyze the dependence of galaxy structure (size and Sersic index) and mode of star formation ( Delta *SSFR and SFRIR/SFRUV) on the position of galaxies in…”
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The Stellar Metallicities of Massive Quiescent Galaxies at 1.0 < z < 1.3 from KMOS + VANDELS
Published in The Astrophysical journal (01-04-2022)“…Abstract We present a rest-frame UV–optical ( λ = 2500–6400 Å) stacked spectrum representative of massive quiescent galaxies at 1.0 < z < 1.3 with log( M * / M…”
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CANDELS: THE EVOLUTION OF GALAXY REST-FRAME ULTRAVIOLET COLORS FROM z = 8 TO 4
Published in The Astrophysical journal (10-09-2012)“…We study the evolution of galaxy rest-frame ultraviolet (UV) colors in the epoch 4 [< or ~] z [< or ~] 8.We use new wide-field near-infrared data in the Great…”
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THE BURSTY STAR FORMATION HISTORIES OF LOW-MASS GALAXIES AT 0.4 < z < 1 REVEALED BY STAR FORMATION RATES MEASURED FROM Hβ AND FUV
Published in The Astrophysical journal (10-12-2016)“…ABSTRACT We investigate the burstiness of star formation histories (SFHs) of galaxies at 0.4 < z < 1 by using the ratio of star formation rates (SFRs) measured…”
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FIGS-Faint Infrared Grism Survey: Description and Data Reduction
Published in The Astrophysical journal (01-09-2017)“…The Faint Infrared Grism Survey (FIGS) is a deep Hubble Space Telescope (HST) WFC3/IR (Wide Field Camera 3 Infrared) slitless spectroscopic survey of four deep…”
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CANDELS/GOODS-S, CDFS, AND ECDFS: PHOTOMETRIC REDSHIFTS FOR NORMAL AND X-RAY-DETECTED GALAXIES
Published in The Astrophysical journal (20-11-2014)“…We present photometric redshifts and associated probability distributions for all detected sources in the Extended Chandra Deep Field South (ECDFS). This work…”
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Galaxy Zoo: quantitative visual morphological classifications for 48 000 galaxies from CANDELS
Published in Monthly notices of the Royal Astronomical Society (01-02-2017)“…We present quantified visual morphologies of approximately 48 000 galaxies observed in three Hubble Space Telescope legacy fields by the Cosmic Assembly…”
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CANDELS: CONSTRAINING THE AGN-MERGER CONNECTION WITH HOST MORPHOLOGIES AT z ∼ 2
Published in The Astrophysical journal (10-01-2012)“…Using Hubble Space Telescope/WFC3 imaging taken as part of the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey, we examine the role that major…”
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Fraction of Clumpy Star-forming Galaxies at 0.5 ≤ z ≤ 3 in UVCANDELS: Dependence on Stellar Mass and Environment
Published in The Astrophysical journal (01-07-2023)“…Abstract High-resolution imaging of galaxies in rest-frame UV has revealed the existence of giant star-forming clumps prevalent in high-redshift galaxies…”
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Optimized Photometric Redshifts for the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey (CANDELS)
Published in The Astrophysical journal (01-01-2023)“…Abstract We present the first comprehensive release of photometric redshifts (photo - z 's) from the Cosmic Assembly Near-Infrared Deep Extragalactic Legacy…”
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Lyman Continuum Emission from Active Galactic Nuclei at 2.3 ≲ z ≲ 3.7 in the UVCANDELS Fields
Published in The Astrophysical journal (01-03-2024)“…Abstract We present the results of our search for Lyman continuum (LyC)-emitting (weak) active galactic nuclei (AGN) at redshifts 2.3 ≲ z ≲ 4.9 from Hubble…”
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A Two-dimensional Spectroscopic Study of Emission-line Galaxies in the Faint Infrared Grism Survey (FIGS). I. Detection Method and Catalog
Published in The Astrophysical journal (20-11-2018)“…We present the results from the application of a two-dimensional emission line detection method, EMission-line two-Dimensional (EM2D), to the near-infrared…”
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