Results 31 to 40 of about 211,606 (245)

Disentangling star formation and merger growth in the evolution of luminous red galaxies [PDF]

open access: yes, 2011
We introduce a novel technique for empirically understanding galaxy evolution. We use empirically determined stellar evolution models to predict the past evolution of the Sloan Digital Sky Survey (SDSS-II) Luminous Red Galaxy (LRG) sample without any a ...
Percival, Will, Tojeiro, Rita
core   +2 more sources

CLEAR: The Morphological Evolution of Galaxies in the Green Valley

open access: yesThe Astrophysical Journal, 2023
Quiescent galaxies having more compact morphologies than star-forming galaxies has been a consistent result in the field of galaxy evolution. What is not clear is at what point this divergence happens, i.e., when do quiescent galaxies become compact, and
Vicente Estrada-Carpenter   +10 more
doaj   +1 more source

New chemical evolution analytical solutions including environment effects

open access: yes, 2015
In the last years, more and more interest has been devoted to analytical solutions, including inflow and outflow, to study the metallicity enrichment in galaxies.
Spitoni, E.
core   +1 more source

Rapid Quenching of Galaxies at Cosmic Noon

open access: yesThe Astrophysical Journal, 2023
The existence of massive quiescent galaxies at high redshift seems to require rapid quenching, but it is unclear whether all quiescent galaxies have gone through this phase and what physical mechanisms are involved.
Minjung Park   +8 more
doaj   +1 more source

Boosted Tidal Disruption by Massive Black Hole Binaries During Galaxy Mergers FROM The View of N-Body Simulation [PDF]

open access: yes, 2016
Supermassive black hole binaries (SMBHBs) are productions of the hierarchical galaxy formation model. There are many close connections between central SMBH and its host galaxy because the former plays very important roles on the formation and evolution ...
Berczik, Peter   +3 more
core   +3 more sources

The Evolution of Galaxy Groups and of Galaxies Therein [PDF]

open access: yes, 2007
Properties of groups of galaxies depend sensitively on the algorithm for group selection, and even the most recent catalogs of groups built from redshift-space selection should suffer from projections and infalling galaxies. The cosmo-dynamical evolution of groups from initial Hubble expansion to collapse and virialization leads to a fundamental track (
openaire   +4 more sources

Speedy galaxy evolution [PDF]

open access: yesScience, 2021
Mature features are detected in an early ...
openaire   +3 more sources

Large Scale Structure in Dark Matter and Galaxies [PDF]

open access: yes, 2009
Galaxy evolution and AGN growth in the early universe are believed to be strongly driven by merging (hierarchical growth) and galaxy dynamical interactions.
Scoville, Nick
core   +1 more source

On the Origin and Evolution of the Intra-Cluster Light: A Brief Review of the Most Recent Developments

open access: yesGalaxies, 2021
Not all the light in galaxy groups and clusters comes from stars that are bound to galaxies. A significant fraction of it constitutes the so-called intracluster or diffuse light (ICL), a low surface brightness component of groups/clusters generally found
Emanuele Contini
doaj   +1 more source

Stochastic Biasing and Galaxy-Mass Density Relation in the Weakly Non-linear Regime

open access: yes, 1999
It is believed that the biasing of the galaxies plays an important role for understanding the large-scale structure of the universe. In general, the biasing of galaxy formation could be stochastic.
Chodorowski M. J., Mo H. J., Mo H. J.
core   +2 more sources

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