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Diverse Star Formation History in Presence of Cold-Mode Gas Accretion: From Solar Neighborhood to Distant Galaxies

Published online by Cambridge University Press:  09 June 2023

Masafumi Noguchi Open the ORCID record for Masafumi Noguchi [Opens in a new window]
Masafumi Noguchi*
Affiliation:
Astronomical Institute, Tohoku University, 6-3, Aramaki, Aoba-ku, Sendai, Miyagi, 980-8578, Japan email: noguchi@astr.tohoku.ac.jp
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Abstract

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Existence of cold-mode gas accretion along with the hot-mode accretion of the shock-heated gas can explain the bimodality in the elemental abundance of the Milky Way disk stars as well as the mass-dependence of galaxy morphology represented by mass ratios of thin disks, thick disks, and bulges.

Keywords

Galaxy: abundancesgalaxies: formationgalaxies: structure
Type
Poster Paper
Information
Proceedings of the International Astronomical Union , Volume 17 , Symposium S373: Resolving the Rise and Fall of Star Formation in Galaxies (Aug 2022) , August 2021 , pp. 322 - 324
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Copyright
© The Author(s), 2023. Published by Cambridge University Press on behalf of International Astronomical Union

References

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Haywood, M. et al. 2016, Astron. Astrophys., 589, A66 10.1051/0004-6361/201527567CrossRefGoogle Scholar
Noguchi, M. 2018, Nature, 559, 585 10.1038/s41586-018-0329-2CrossRefGoogle Scholar
Noguchi, M. 2020, Mon. Not. Roy. Astr. Soc., 494, L3710.1093/mnrasl/slaa017CrossRefGoogle Scholar