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相关论文: The Environmental Dependence of Galaxy Properties …

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We study the environmental dependence of stellar population properties at z ~ 1.3. We derive galaxy properties (stellar masses, ages and star formation histories) for samples of massive, red, passive early-type galaxies in two high-redshift…

We evaluate the effects of environment and stellar mass on galaxy properties at 0.85 < z < 1.20 using a 3.6um-selected spectroscopic sample of 797 cluster and field galaxies drawn from the GCLASS survey. We confirm that for galaxies with…

The aim of this paper is to identify and study the properties and galactic content of groups and clusters in the GOODS-South field up to z\sim2.5, and to analyse the physical properties of galaxies as a continuous function of environmental…

We investigate the dependence of physical properties of galaxies brighter than M_r=-18.0 in the SDSS on environment, as measured by local density using an adaptive smoothing kernel. We find that variations of galaxy properties with…

天体物理学 · 物理学 2019-08-16 Changbom Park , Yun-Young Choi , Michael S. Vogeley , J. Richard Gott , Michael R. Blanton

In the local universe, galaxies in clusters show different properties compared to more isolated systems. Understanding how this difference originates and whether it is already in place at high redshift is still a matter of debate. Thanks to…

We study the mean environment of galaxies in the DEEP2 Galaxy Redshift Survey as a function of rest-frame color, luminosity, and [OII] equivalent width. The local galaxy overdensity for >14,000 galaxies at 0.75 < z < 1.35 is estimated using…

We investigate the environmental dependence of star formation and the morphology of galaxies in the local universe based on a volume-limited sample (0.030<z<0.065 and M_r<M_r^*+2) constructed from the data of the Sloan Digital Sky Survey.…

天体物理学 · 物理学 2009-11-10 Masayuki Tanaka , Tomotsugu Goto , Sadanori Okamura , Kazuhiro Shimasaku , Jon Brinkman

Galaxies reside within dark matter halos, but their properties are influenced not only by their halo properties but also by the surrounding environment. We construct an interpretable neural network framework to characterize the surrounding…

星系天体物理 · 物理学 2025-10-01 Shun-ya S. Uchida , Suchetha Cooray , Atsushi J. Nishizawa , Tsutomu T. Takeuchi , Peter Behroozi

Using a sample of BzK-selected galaxies at z~2 identified from the CFHT/WIRCAM near-infrared survey of GOODS-North, we discuss the relation between star formation rate (SFR), specific star formation rate (SSFR), and stellar mass (M_{*}),…

Galaxies change their properties as they assemble into clusters. In order to understand the physics behind that, we need to go back in time and observe directly what is occurring in galaxies as they fall into a cluster. We have conducted a…

We use a 0.040 < z < 0.085 sample of 37866 star-forming galaxies from the Fourth Data Release of the Sloan Digital Sky Survey to investigate the dependence of gas-phase chemical properties on stellar mass and environment. The local density,…

天体物理学 · 物理学 2009-06-23 M. Mouhcine , I. K. Baldry , S. P. Bamford

Using data from the Galaxy and Mass Assembly (GAMA) survey, we investigate how galaxy properties correlate with the local environment, focusing on the two southern regions of the survey (G02 and G23) that have not previously been examined…

This work presents the results from our near-infrared spectroscopy of narrow-band selected H$\alpha$ emitters (HAEs) in two rich over-densities (PKS 1138-262 at $z=2.2$ and USS 1558-003 at $z=2.5$) with the Multi-Object Infrared Camera and…

星系天体物理 · 物理学 2015-06-22 Rhythm Shimakawa , Tadayuki Kodama , Ken-ichi Tadaki , Masao Hayashi , Yusei Koyama , Ichi Tanaka

(Abridged) We report on the environmental dependence of properties of galaxies around the RDCSJ0910+54 cluster at z=1.1. We have obtained multi-band wide-field images of the cluster with Suprime-Cam and MOIRCS on Subaru and WFCAM on UKIRT.…

天体物理学 · 物理学 2009-11-13 M. Tanaka , A. Finoguenov , T. Kodama , T. Morokuma , P. Rosati , S. A. Stanford , P. Eisenhardt , B. Holden , S. Mei

Using a volume-limited sample of Main Galaxies from the SDSS Data Release 5, we investigate the dependence of galaxy properties on local environment. For each galaxy, the local three-dimensional density is calculated. We find that galaxy…

天体物理学 · 物理学 2009-11-19 Xin-Fa Deng , Ji-Zhou He , Qun Zhang , Cong-Gen He , Peng Jiang , Yong Xin

Structural properties of cluster galaxies during their peak formation epoch, $z \sim 2-4$ provide key information on whether and how environment affects galaxy formation and evolution. Based on deep HST/WFC3 imaging towards the z=2.51…

The environments where galaxies reside crucially shape their star formation histories. We investigate a large sample of 1626 cluster galaxies located within 105 galaxy clusters spanning a large range in redshift ($0.26 < z < 1.13)$. The…

We investigate the relation between star formation rates and local galaxy environment for a stellar mass selected galaxy sample in the redshift range 1.5 < z < 3. We use near-infra-red imaging from an extremely deep Hubble Space Telescope…

宇宙学与河外天体物理 · 物理学 2015-05-30 R. Gruetzbauch , C. J. Conselice , A. E. Bauer , A. F. L. Bluck , R. W. Chuter , F. Buitrago , A. Mortlock , T. Weinzirl , S. Jogee

The environment is known to affect the formation and evolution of galaxies considerably best visible through the well-known morphology-density relationship. In this paper we study the effect of environment on the evolution of early-type…

宇宙学与河外天体物理 · 物理学 2015-05-14 Daniel Thomas , Claudia Maraston , Kevin Schawinski , Marc Sarzi , Joseph Silk
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