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The assembly history of NGC 1365 through chemical archaeology
Lisa J. Kewley, Kathryn Grasha, Alex Garcia +8
Galaxies build through infalling gas and galaxy mergers. Tracking the dynamical history of a galaxy from a single snapshot in time is notoriously difficult. We show that the dynami…
An improved view of cosmic-ray transport and the galactic outflow in NGC 253
Shengtao Wang, George Heald, Stefan W. Duchesne +11
The nearly edge-on starburst galaxy NGC 253 exhibits extended multiwavelength halo emission, making it an ideal laboratory for studying disk-halo transport. We present improved ASK…
Exploring the potential for kinematically colder HI component as a tracer for star-forming gas in nearby galaxies
Hye-Jin Park, Andrew J. Battisti, Antoine Marchal +10
Atomic hydrogen (HI) dominates the mass of the cold interstellar medium, undergoing thermal condensation to form molecular gas and fuel star formation. Kinematically colder HI comp…
The TYPHOON Stellar Population Synthesis Survey. II. Pushing Full Spectral Fitting to the Limit in the Nearby Grand Design Barred Spiral M83
Eva Sextl, Rolf-Peter Kudritzki, Fabio Bresolin +7
We apply population synthesis techniques to analyze TYPHOON long slit spectra of the starburst barred spiral galaxy M83. The analysis covers a central square of 5 arcmin side lengt…
Whole-disk sampling of molecular clouds in M83
Akihiko Hirota, Jin Koda, Fumi Egusa +17
We present a catalog of clouds identified from the CO (1--0) data of M83, which was observed using Atacama Large Millimeter/submillimeter Array (ALMA) with a spatial resolut…
The spatially resolved relation between dust, gas, and metal abundance with the TYPHOON survey
Hye-Jin Park, Andrew J. Battisti, Emily Wisnioski +12
We present the spatially resolved relationship between the dust-to-gas mass ratio (DGR) and gas-phase metallicity (Zgas or 12+log(O/H)) (i.e., DGR-Zgas relation) of 11 nearby galax…
Quantifying azimuthal variations within the interstellar medium of z ~ 0 spiral galaxies with the TYPHOON survey
Qian-Hui Chen, Kathryn Grasha, Andrew J. Battisti +13
Most star formation in the local Universe occurs in spiral galaxies, but their origin remains an unanswered question. Various theories have been proposed to explain the development…
The TYPHOON stellar population synthesis survey: I. The young stellar population of the Great Barred Spiral NGC 1365
Eva Sextl, Rolf-Peter Kudritzki, Andreas Burkert +6
We analyze TYPHOON long slit absorption line spectra of the starburst barred spiral galaxy NGC 1365 obtained with the Progressive Integral Step Method covering an area of 15 square…
The properties of the Malin 1 galaxy giant disk: A panchromatic view from the NGVS and GUViCS surveys
S. Boissier, A. Boselli, L. Ferrarese +9
Low surface brightness galaxies (LSBGs) represent a significant percentage of local galaxies but their formation and evolution remain elusive. They may hold crucial information for…
H-ATLAS/GAMA: The nature and characteristics of optically red galaxies detected at submillimetre wavelengths
A. Dariush, S. Dib, S. Hony +39
We combine Herschel/SPIRE sub-millimeter (submm) observations with existing multi-wavelength data to investigate the characteristics of low redshift, optically red galaxies detecte…
The Carnegie Hubble Program: The Distance and Structure of the SMC as Revealed by Mid-infrared Observations of Cepheids
Victoria Scowcroft, Wendy L. Freedman, Barry F. Madore +5
Using Spitzer observations of classical Cepheids we have measured the true average distance modulus of the SMC to be mag (corresponding to $6…
IC 3418: Star Formation in a Turbulent Wake
Janice A. Hester, Mark Seibert, James D. Neill +6
Galaxy Evolution Explorer observations of IC 3418, a low surface brightness galaxy in the Virgo Cluster, revealed a striking 17 kpc UV tail of bright knots and diffuse emission. H…