论文标题

星系簇中恒星形成的空间分辨观点

The spatially resolved view of star formation in galaxy clusters

论文作者

Poggianti, Bianca M., team, the GASP

论文摘要

群集和星系组等密集环境中星系的整体现场光谱研究为了解恒星形成如何进行和淬火提供了新的见解。我介绍了基于缪斯女神和GASP调查的多波长数据,介绍了星形形成活动的空间分辨观点及其与集群星系中的多相气体的联系。我讨论了不同量表之间的联系(即,空间分辨与全球恒星形成速率 - 冠状质量关系之间的联系),空间分辨的签名以及果冻(祖先)和星形后(后代)星系的淬火历史。最后,我讨论了星系盘和剥离气体尾部中星形团块的多波长视图。

Integral field spectroscopic studies of galaxies in dense environments, such as clusters and groups of galaxies, have provided new insights for understanding how star formation proceeds, and quenches. I present the spatially resolved view of the star formation activity and its link with the multiphase gas in cluster galaxies based on MUSE and multi-wavelength data of the GASP survey. I discuss the link among the different scales (i.e. the link between the spatially resolved and the global star formation rate-stellar mass relation), the spatially resolved signatures and the quenching histories of jellyfish (progenitors) and post-starburst (descendants) galaxies in clusters. Finally, I discuss the multi-wavelength view of star-forming clumps both in galaxy disks and in the tails of stripped gas.

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