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Related papers: Interpreting the Clustering of Distant Red Galaxie…

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We present the angular autocorrelation function of 2603 dust-obscured galaxies (DOGs) in the Bootes field of the NOAO Deep Wide-Field Survey. DOGs are red, obscured galaxies, defined as having R-[24] \ge 14 (F_24/F_R \ga 1000). Spectroscopy…

We study the statistical properties of mergers between central and satellite galaxies in galaxy clusters in the redshift range $0<z<1$, using a sample of dark-matter only cosmological N-body simulations from Le SBARBINE dataset. Using a…

Astrophysics of Galaxies · Physics 2018-02-14 Carlo Nipoti , Carlo Giocoli , Giulia Despali

We identify a sample of 324 red and 273 blue face-on spiral galaxies selected from 115 low-redshift (0.014 < z < 0.18) galaxy clusters imaged with CFHT+MegaCam in u- and r-band, KPNO 0.9-meter 2TKA and MOSAIC 8K camera in B and Rc, and…

The presence of massive quiescent galaxies at high redshifts is still a challenge for most models of galaxy formation. The aim of this work is to compare the observed number density and properties of these galaxies with the predictions of…

Astrophysics of Galaxies · Physics 2019-07-31 Rachele Cecchi , Micol Bolzonella , Andrea Cimatti , Giacomo Girelli

We present a study of a sample of 254 clusters from the SDSS-DR7 Yang Catalog and an auxiliary sample of field galaxies to perform a detailed investigation on how galaxy quenching depends on both environment and galaxy stellar mass. Our…

Astrophysics of Galaxies · Physics 2021-10-27 V. M. Sampaio , R. R. de Carvalho , I. Ferreras , A. Aragón-Salamanca , L. C. Parker

We demonstrate that dwarf galaxies (10^7 < M_stellar < 10^9 Msun) with no active star formation are extremely rare (<0.06%) in the field. Our sample is based on the NASA-Sloan Atlas which is a re-analysis of the Sloan Digital Sky Survey…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 M. Geha , M. Blanton , R. Yan , J. Tinker

Using data from the Sloan Digital Sky Survey (SDSS) it has recently been shown that the red fraction of satellite galaxies increases with stellar mass. Semi-analytical models, however, predict red satellite fractions that are independent of…

Astrophysics · Physics 2010-05-25 X. Kang , Frank C. van den Bosch

We explore the redshift evolution of a curious correlation between the star-formation properties of central galaxies and their satellites (`galactic conformity') at intermediate to high redshift ($0.4<z<1.9$). Using an extremely deep…

Astrophysics of Galaxies · Physics 2014-06-25 William G. Hartley , Christopher J. Conselice , Alice Mortlock , Sebastien Foucaud , Chris Simpson

A recent observational result finds that the quenching of satellites in groups at $z=0.08$ has an angular dependence relative to the semi-major axis of the central galaxy. This observation is described as `anisotropic quenching' or `angular…

Astrophysics of Galaxies · Physics 2022-04-27 John P. Stott

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. We used a sample of 40 groups and galaxy clusters and a…

Cosmology and Nongalactic Astrophysics · Physics 2021-03-10 Flera G. Kopylova , Alexander I. Kopylov

In this work, we use measurements of galaxy stellar mass and two-point angular correlation functions to constrain the stellar-to-halo mass ratios (SHMRs) of passive and \np\ galaxies at $z\sim2-3$, as identified in the \emph{Spitzer}…

The goal of the Local Cluster Survey is to look for evidence of environmentally driven quenching among star-forming galaxies in nearby galaxy groups and clusters. Quenching is linked with environment and stellar mass, and much of the…

The ~800 optically unseen (R>25.5) 24mum-selected sources in the complete Spitzer First Look Survey sample (Fadda et al. 2006) with F[24mum]>0.35 mJy are found to be very strongly clustered. If, as indicated by several lines of…

Astrophysics · Physics 2008-11-26 M. Magliocchetti , L. Silva , A. Lapi , G. De Zotti , G. L. Granato , D. Fadda , L. Danese

We compute the cross-correlation between a sample of 14,000 radio-loud AGN (RLAGN) with redshifts between 0.4 and 0.8 selected from the Sloan Digital Sky Survey and a reference sample of 1.2 million luminous red galaxies in the same…

Cosmology and Nongalactic Astrophysics · Physics 2011-03-28 Emilio Donoso , Cheng Li , Guinevere Kauffmann , Philip N. Best , Timothy M. Heckman

We investigate the properties of satellite galaxies that surround isolated hosts within the redshift range 0.01 < z < 0.15, using data taken as part of the Galaxy And Mass Assembly survey. Making use of isolation and satellite criteria that…

This paper addresses the problem of detecting high-redshift clustering in deep photometric surveys. We have used photometric redshifts to select different samples of galaxies in the HDF, in order to study their clustering properties within…

Astrophysics · Physics 2007-05-23 J. M. Miralles , R. Pello

We present new analysis from the GEEC2 spectroscopic survey of galaxy groups at $0.8<z<1$. Our previous work revealed an intermediate population between the star-forming and quiescent sequences and a strong environmental dependence in the…

We present results from a survey of 70 radio galaxies (RGs) at redshifts 1<z<5.2 using the PACS and SPIRE on-board Herschel. Combined with existing mid-IR photometry from Spitzer and observations obtained with LABOCA, the SEDs of galaxies…

We present improved constraints on the formation time scale of massive cluster galaxies based on rest-frame optical spectra of galaxies in a forming cluster located at z=2.16. The spectra are obtained with MOIRCS on the Subaru telescope…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-16 Masayuki Tanaka , Sune Toft , Danilo Marchesini , Andrew Zirm , Carlos De Breuck , Tadayuki Kodama , Yusei Koyama , Jaron Kurk , Ichi Tanaka

We investigate the role of dense Mpc-scale environments in processing molecular gas of cluster galaxies as they fall into the cluster cores. We consider $\sim20$ luminous infrared galaxies (LIRGs) in intermediate-$z$ clusters, from the…