Galaxy gas flows inferred from a detailed, spatially resolved metal budget
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Authors
Abstract
We use the most extensive integral field spectroscopic map of a local galaxy,
NGC 628, combined with gas and stellar mass surface density maps, to study the
distribution of metals in this galaxy out to 3 effective radii (
Description
Keywords
galaxies: abundances, galaxies: evolution, galaxies: fundamental parameters, galaxies: individual: NGC 628
Journal Title
Monthly Notices of the Royal Astronomical Society
Conference Name
Journal ISSN
0035-8711
1365-2966
1365-2966
Volume Title
455
Publisher
Oxford University Press (OUP)
Publisher DOI
Sponsorship
Science and Technology Facilities Council (ST/K003119/1)
Science and Technology Facilities Council (ST/M001172/1)
Science and Technology Facilities Council (ST/M001172/1)
FB acknowledges support from the United Kingdom Science and Technology Facilities Council. This work makes use of THINGS (‘The Nearby Galaxy Survey’, Walter et al. 2008), HERACLES (the ‘HERA CO line Extragalactic Survey’, Leroy et al. 2009) and PINGS (the ‘PPAK IFS Nearby Galaxy Survey’, Rosales-Ortega et al. 2010). We acknowledge the contribution from the referee in improving the content and the clarity of the paper. We thank Fiorenzo Vincenzo and Francesca Matteucci for their invaluable help in interpreting the vast literature on chemical abundance modelling and nucleosynthetic yields. We also thank Ying-jie Peng for support and discussion on development of his chemical evolution models. We wish to thank Fabian Rosales-Ortega for kindly sharing the PINGS data on NGC 628 and for his encouragement and feedback on the early stages of this work. We thank Matt Auger for useful discussions and healthy skepticism and the participants to the MPIA summer workshop ‘A 3D view on galaxies evolution: from statistics to physics’ for insightful comments.