Results 11 to 20 of about 262,815 (208)

Dissecting the Mass Quenching in TNG50: Galaxy Size Determines the Quenching Mode [PDF]

open access: yesThe Astrophysical Journal
The diminishing of star formation is accompanied by size differentiating, as quiescent galaxies are more compact than star-forming galaxies (SFGs) at fixed stellar mass. In order to understand how galaxy quenching is related to galaxy sizes, we performed
Haochen Jiang   +4 more
doaj   +4 more sources

Galaxy Zoo: major galaxy mergers are not a significant quenching pathway [PDF]

open access: yesThe Astrophysical Journal, 2017
We use stellar mass functions to study the properties and the significance of quenching through major galaxy mergers. In addition to SDSS DR7 and Galaxy Zoo 1 data, we use samples of visually selected major galaxy mergers and post-merger galaxies.
Robert C. Nichol   +25 more
core   +10 more sources

Galaxy Quenching and Assembly: A Review

open access: yes, 2019
A review of observational and theoretical constraints on galaxy assembly and ...
Behrozi, Peter (6908294)
core   +3 more sources

Death by Impact: Evidence for Merger-driven Quenching in a Collisional Ring Galaxy at Cosmic Noon

open access: yesThe Astrophysical Journal
The role of interactions and mergers in the rapid quenching of massive galaxies in the early Universe remains uncertain, largely due to the difficulty of directly linking mergers to quenching.
Amir H. Khoram   +9 more
doaj   +2 more sources

Merger Shocks Enhance Quenching in Local Galaxy Clusters [PDF]

open access: yesThe Astrophysical Journal
We report evidence for enhanced quenching in low-redshift galaxy clusters hosting radio relics. This effect is strongest for low-mass galaxies and is consistent with a rapid quenching of star formation.
Ian D. Roberts
doaj   +3 more sources

The First Quenched Galaxies: When and How?

open access: yesThe Astrophysical Journal Letters
Many quiescent galaxies discovered in the early Universe by JWST raise fundamental questions on when and how these galaxies became and stayed quenched. Making use of the latest version of the semianalytic model GAEA that provides good agreement with the ...
Lizhi Xie   +13 more
doaj   +3 more sources

Quenched Galaxies in Clusters of Galaxies and Their Outskirts [PDF]

open access: yesAstrophysical Bulletin, 2020
Based on the SDSS data, the properties of galaxies with quenched star formation (QGs) within the "splashback"-radius of galaxy clusters $R_{\rm sp}$ and beyond it have been studied.
Kopylova, Flera G.   +1 more
openaire   +2 more sources

Signatures of quenching in dwarf galaxies in local galaxy clusters [PDF]

open access: yesAstronomy & Astrophysics, 2021
17 pages, 16 figures, accepted for publication in A& ...
Janz, Joachim   +3 more
  +7 more sources

Galaxy evolution in the post-merger regime. II -- Post-merger quenching peaks within 500 Myr of coalescence [PDF]

open access: yesThe Open Journal of Astrophysics
Mechanisms for quenching star formation in galaxies remain hotly debated, with galaxy mergers an oft-proposed pathway. In Ellison et al. (2022) we tested this scenario by quantifying the fraction of recently and rapidly quenched post-starbursts (PSBs) in
Sara Ellison   +5 more
doaj   +2 more sources

Quenching of satellite galaxies at the outskirts of galaxy clusters [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2018
We find, using cosmological simulations of galaxy clusters, that the hot X-ray emitting intra-cluster medium (ICM) enclosed within the outer accretion shock extends out to $R_{\rm shock}\sim(2 - 3) R_{\rm vir}$, where $R_{\rm vir}$ is the standard virial radius of the halo.
Elad Zinger   +3 more
openaire   +2 more sources

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