Search Results - "Poetrodjojo, Henry"
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The effects of diffuse ionized gas and spatial resolution on metallicity gradients: TYPHOON two-dimensional spectrophotometry of M83
Published in Monthly notices of the Royal Astronomical Society (01-07-2019)“…Abstract We present a systematic study of the diffuse ionized gas (DIG) in M83 and its effects on the measurement of metallicity gradients at varying…”
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Correction to: Conversions between gas-phase metallicities in MaNGA
Published in Monthly notices of the Royal Astronomical Society (01-09-2024)Get full text
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Conversions between gas-phase metallicities in MaNGA
Published in Monthly notices of the Royal Astronomical Society (13-08-2021)“…We present polynomial conversions between each of 11 different strong line gas-phase metallicity calibrations, each based on ~1.1 million star-forming spaxels…”
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The Chemical Evolution Carousel of Spiral Galaxies: Azimuthal Variations of Oxygen Abundance in NGC1365
Published in The Astrophysical journal (01-09-2017)“…The spatial distribution of oxygen in the interstellar medium of galaxies is the key to understanding how efficiently metals that are synthesized in massive…”
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The SAMI Galaxy Survey: Spatially resolved metallicity and ionization mapping
Published in Monthly notices of the Royal Astronomical Society (01-10-2018)Get full text
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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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Conversions between gas-phase metallicities in MaNGA
Published in Monthly notices of the Royal Astronomical Society (01-10-2021)“…ABSTRACT We present polynomial conversions between each of 11 different strong line gas-phase metallicity calibrations, each based on ∼1.1 million star-forming…”
Get full text
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The SAMI Galaxy Survey: reconciling strong emission line metallicity diagnostics using metallicity gradients
Published in Monthly notices of the Royal Astronomical Society (01-04-2021)“…ABSTRACT We measure the gas-phase metallicity gradients of 248 galaxies selected from Data Release 2 of the SAMI Galaxy Survey. We demonstrate that there are…”
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Metallicity Gradients in Local Star-Forming Galaxies
Published 01-01-2019“…The gas-phase metallicity is one of the most fundamental properties of a galaxy. Measuring the gas-phase metallicity distribution allows us to gauge the age of…”
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Dissertation -
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Correction to Conversions between gas-phase metallicities in MaNGA
Published 22-07-2024“…We present a brief correction to Scudder et al. (2021) due to an error in the O3N2 based metallicity calibrations presented in that work. Conclusions are…”
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Conversions between gas-phase metallicities in MaNGA
Published 10-08-2021“…We present polynomial conversions between each of 11 different strong line gas-phase metallicity calibrations, each based on $\sim$ 1.1 million star-forming…”
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The Effects of Diffuse Ionized Gas and Spatial Resolution on Metallicity Gradients: TYPHOON Two-Dimensional Spectrophotometry of M83
Published 08-05-2019“…We present a systematic study of the diffuse ionized gas (DIG) in M83 and its effects on the measurement of metallicity gradients at varying resolution scales…”
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Starburst-AGN mixing: TYPHOON observations of NGC 1365, NGC 1068, and the effect of spatial resolution on the AGN fraction
Published 31-07-2018“…We demonstrate a robust method of resolving the star-formation and AGN contributions to emission lines using two very well known AGN systems: NGC 1365, and NGC…”
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The SAMI Galaxy Survey: the third and final data release
Published 28-01-2021“…We have entered a new era where integral-field spectroscopic surveys of galaxies are sufficiently large to adequately sample large-scale structure over a…”
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The Chemical Evolution Carousel of Spiral Galaxies: Azimuthal Variations of Oxygen Abundance in NGC1365
Published 16-08-2017“…The spatial distribution of oxygen in the interstellar medium of galaxies is the key to understanding how efficiently metals that are synthesized in massive…”
Get full text
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The SAMI Galaxy Survey: Spatially Resolved Metallicity and Ionization Mapping
Published 04-07-2018“…We present gas-phase metallicity and ionization parameter maps of 25 star-forming face-on spiral galaxies from the SAMI Galaxy Survey Data Release 1…”
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The SAMI Galaxy Survey: Data Release Two with absorption-line physics value-added products
Published 28-08-2018“…We present the second major release of data from the SAMI Galaxy Survey. Data Release Two includes data for 1559 galaxies, about 50% of the full survey…”
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Journal Article