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Portrait of Sarah Sweet


Astrophysicist at University of Queensland

  • Angular Momentum

    Angular Momentum Distribution

    Angular Momentum

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  • Galaxy Morphology

    NIR Adaptive Optics Galaxy Evolution

    Galaxy Morphology

    How do the compact, massive galaxies at high redshift become today's giant ellipticals?

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  • SAMI Zoom

    SAMI Zoom Survey

    SAMI Zoom

    Resolving the long-standing discrepancy between metallicity calibrations using the SAMI instrument to zoom in on HII regions.

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  • Choirs

    Choirs, HI Galaxy Groups

    Choirs

    Choirs are a type of gas-rich galaxy group, found in the Survey for Ionization in Neutral Gas Galaxies, that contain multiple star-forming galaxies.

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  • Luminosity-Metallicity Relation

    Dwarf Galaxy Metallicity

    Luminosity-Metallicity Relation

    Dwarf galaxies that form in tidal interactions between metal-rich giants are themselves metal-rich. I present the luminosity-metallicity relation as a diagnostic for their identification.

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  • Kinematics

    Dwarf Galaxy Kinematics

    Kinematics

    Can dwarf galaxies that form in tidal interactions survive and be detected by their kinematics?

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  • SAMI Galaxy Survey

    SAMI Galaxy Survey

    SAMI Galaxy Survey

    Sydney Australian Astronomical Observatory Multi-object Integral Field Spectrograph (SAMI) is a new instrument at the Anglo-Australian Telescope. The SAMI survey will provide spatially-resolved spectra of thousands of galaxies.

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