Search Results - "Conselice, Christopher J."

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    The Evolution of Galaxy Structure Over Cosmic Time by Conselice, Christopher J

    “…I present a comprehensive review of the evolution of galaxy structure in the Universe from the first galaxies currently observable at z ∼ 6 down to galaxies…”
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    UV Spectral Slopes at z = 6−9 in the Hubble Frontier Fields: Lack of Evidence for Unusual or Population III Stellar Populations by Bhatawdekar, Rachana, Conselice, Christopher J.

    Published in The Astrophysical journal (01-03-2021)
    “…Abstract We present new measurements of the UV spectral slope β for galaxies at z = 6−9 in the Frontier Field cluster MACS J0416.1–2403 and its parallel field…”
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    Evolution of the galaxy stellar mass functions and UV luminosity functions at z = 6−9 in the Hubble Frontier Fields by Bhatawdekar, Rachana, Conselice, Christopher J, Margalef-Bentabol, Berta, Duncan, Kenneth

    “…Abstract We present new measurements of the evolution of the galaxy stellar mass functions (GSMFs) and ultraviolet luminosity functions (UV LFs) for galaxies…”
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  4. 4

    Constraining astrophysical observables of galaxy and supermassive black hole binary mergers using pulsar timing arrays by Chen, Siyuan, Sesana, Alberto, Conselice, Christopher J

    “…ABSTRACT We present an analytic model to describe the supermassive black hole binary (SMBHB) merger rate in the Universe with astrophysical observables: galaxy…”
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    THE EVOLUTION OF GALAXY NUMBER DENSITY AT z < 8 AND ITS IMPLICATIONS by Conselice, Christopher J., Wilkinson, Aaron, Duncan, Kenneth, Mortlock, Alice

    Published in The Astrophysical journal (20-10-2016)
    “…ABSTRACT The evolution of the number density of galaxies in the universe, and thus also the total number of galaxies, is a fundamental question with…”
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    GW190521 from the Merger of Ultradwarf Galaxies by Palmese, Antonella, Conselice, Christopher J

    Published in Physical review letters (07-05-2021)
    “…We present an alternative formation scenario for the gravitational wave event GW190521 that can be explained as the merger of central black holes (BHs) from…”
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  7. 7

    The Astrobiological Copernican Weak and Strong Limits for Intelligent Life by Westby, Tom, Conselice, Christopher J.

    Published in The Astrophysical journal (01-06-2020)
    “…We present a cosmic perspective on the search for life and examine the likely number of Communicating Extra-Terrestrial Intelligent (CETI) civilizations in our…”
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  8. 8

    Powering reionization: assessing the galaxy ionizing photon budget at z < 10 by Duncan, Kenneth, Conselice, Christopher J.

    “…We present a new analysis of the ionizing emissivity ( $\dot{N}_{\rm {ion}}$ , s−1 Mpc−3) for galaxies during the epoch of reionization and their potential for…”
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  9. 9

    Galaxy Merger Rates up to z ∼ 3 Using a Bayesian Deep Learning Model: A Major-merger Classifier Using IllustrisTNG Simulation Data by Ferreira, Leonardo, Conselice, Christopher J., Duncan, Kenneth, Cheng, Ting-Yun, Griffiths, Alex, Whitney, Amy

    Published in The Astrophysical journal (01-06-2020)
    “…Merging is potentially the dominant process in galaxy formation, yet there is still debate about its history over cosmic time. To address this, we classify…”
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  10. 10

    The fundamental properties of galaxies and a new galaxy classification system by Conselice, Christopher J.

    “…We present in this paper a new three-dimensional galaxy classification system designed to account for the diversity of galaxy properties in the nearby…”
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    Early-type galaxies have been the predominant morphological class for massive galaxies since only z ∼ 1 by Buitrago, Fernando, Trujillo, Ignacio, Conselice, Christopher J., Häußler, Boris

    “…Present-day massive galaxies are composed mostly of early-type objects. It is unknown whether this was also the case at higher redshifts. In a hierarchical…”
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    A Large Population of Faint 8 < z < 16 Galaxies Found in the First JWST NIRCam Observations of the NGDEEP Survey by Austin, Duncan, Adams, Nathan, Conselice, Christopher J., Harvey, Thomas, Ormerod, Katherine, Trussler, James, Li, Qiong, Ferreira, Leonardo, Dayal, Pratika, Juodžbalis, Ignas

    Published in Astrophysical journal. Letters (01-07-2023)
    “…Abstract We present an early analysis on the search for high-redshift galaxies using the deepest public JWST imaging to date, the NGDEEP field. These data…”
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    The structures of distant galaxies – I. Galaxy structures and the merger rate to z∼ 3 in the Hubble Ultra-Deep Field by Conselice, Christopher J., Rajgor, Sheena, Myers, Robert

    “…This paper begins a series in which we examine the structures of distant galaxies to directly determine the history of their formation modes. We start this…”
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    CLUMPY GALAXIES IN CANDELS. I. THE DEFINITION OF UV CLUMPS AND THE FRACTION OF CLUMPY GALAXIES AT 0.5 < z < 3 by Guo, Yicheng, Ferguson, Henry C, Bell, Eric F, Koo, David C, Conselice, Christopher J, Giavalisco, Mauro, Kassin, Susan, Lu, Yu, Lucas, Ray, Mandelker, Nir

    Published in The Astrophysical journal (10-02-2015)
    “…Although giant clumps of stars are thought to be crucial to galaxy formation and evolution, the most basic demographics of clumps are still uncertain, mainly…”
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