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We present a simple, empirically motivated model that simultaneously predicts the evolution of the mean size and the comoving mass density of massive early-type galaxies from z=2 to the present. First we demonstrate that some size evolution…

Cosmology and Nongalactic Astrophysics · Physics 2011-02-11 Arjen van der Wel , Eric F. Bell , Frank C. van den Bosch , Anna Gallazzi , Hans-Walter Rix

We present optical and near infrared spectroscopy obtained at Keck, VLT, and Gemini for a sample of 36 secure strong gravitational lens systems and 17 candidates identified as part of the SL2S survey. The deflectors are massive early-type…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-16 Alessandro Sonnenfeld , Tommaso Treu , Raphaël Gavazzi , Sherry H. Suyu , Philip J. Marshall , Matthew W. Auger , Carlo Nipoti

We present an extensive catalog of non-parametric structural properties derived from optical and mid-infrared imaging for 4585 galaxies from the MaNGA survey. DESI and WISE imaging are used to extract surface brightness profiles in the g,…

Astrophysics of Galaxies · Physics 2021-06-01 Nikhil Arora , Connor Stone , Stéphane Courteau , Thomas H. Jarrett

We present an analysis of the growth of stellar mass with cosmic time partitioned according to galaxy morphology. Using a well-defined catalog of 2150 galaxies based, in part, on archival data in the GOODS fields, we assign morphological…

Astrophysics · Physics 2009-11-10 K. Bundy , R. S. Ellis , C. J. Conselice

We examined the morphology-density relations for galaxy samples selected by luminosity and by mass in each of five massive X-ray clusters from z=0.023 to 0.83 for 674 spectroscopically-confirmed members. Rest-frame optical colors and visual…

We use a combination of N-body simulations of the hierarchical clustering of dark matter and semi-analytic modelling of the physics of galaxy formation to probe the relationship between the galaxy distribution and the mass distribution. The…

Astrophysics · Physics 2009-10-31 A. J. Benson , C. M. Baugh , S. Cole , C. S. Frenk , C. G. Lacey

The combination of strong gravitational lensing and stellar kinematics provides a powerful and robust method to investigate the mass and dynamical structure of early-type galaxies. We demonstrate this approach by analysing two massive…

Astrophysics of Galaxies · Physics 2015-06-22 Matteo Barnabè , Chiara Spiniello , Léon V. E. Koopmans

We present a measurement of the evolution of the stellar mass function in four redshift bins at 0.4 < z < 1.2 using a sample of more than 5000 K-selected galaxies drawn from the MUNICS dataset. Our data cover the stellar mass range 10^10 <…

Astrophysics · Physics 2009-09-29 N. Drory , R. Bender , G. Feulner , U. Hopp , C. Maraston , J. Snigula , G. J. Hill

We have obtained near-infrared imaging of 58 galaxy groups, in the redshift range 0.1<z<0.6, from the William Herschel Telescope and from the Spitzer IRAC data archive. The groups are selected from the CNOC2 redshift survey, with additional…

We present results on the Fundamental Plane of early-type galaxies in the rich cluster CL 0024+16 at z=0.391. The galaxies satisfy a tight Fundamental Plane relation which is similar to that at low redshift. The scatter is 15 % in log re.…

Astrophysics · Physics 2015-06-24 Pieter van Dokkum , Marijn Franx

We determine the importance of redshift-dependent systematic effects in the determination of stellar masses from broad band spectral energy distributions (SEDs), using high quality kinematic and photometric data of early-type galaxies at…

We analyze a sample of 23 supermassive elliptical galaxies (central velocity dispersion larger than 330 km s-1), drawn from the SDSS. For each object, we estimate the dynamical mass from the light profile and central velocity dispersion,…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-20 O. Tiret , P. Salucci , M. Bernardi , C. Maraston , J. Pforr

Massive quiescent galaxies at high redshift show significantly more compact morphology than their local counterparts. To examine their internal structure across a wide redshift range and investigate potential redshift dependence, we…

We report two-dimensional spectroscopic analysis of massive red spiral galaxies ($M_{*}$ $>$ 10$^{10.5}$ $M_{\odot}$) and compare them to blue spiral and red elliptical galaxies above the same mass limit based on the public SDSS DR15 MaNGA…

Astrophysics of Galaxies · Physics 2019-10-02 Cai-Na Hao , Yong Shi , Yanmei Chen , Xiaoyang Xia , Qiusheng Gu , Rui Guo , Xiaoling Yu , Songlin Li

We present a new analysis of the rest-frame B-band COMBO-17 and DEEP2 luminosity functions (LFs) of early-type galaxies (ETGs) as a function of luminosity and mass. Our aim is to place new stringent constraints on the evolution of ETGs…

Astrophysics · Physics 2010-12-09 A. Cimatti , E. Daddi , A. Renzini

We use \sim 2000 galaxies belonging to different environments to show how the fractions of different galaxy morphological types vary with global environment and as function of galaxy stellar mass at low redshift. Considering mass limited…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-30 Rosa Calvi , Bianca M. Poggianti , Giovanni Fasano , Benedetta Vulcani

Building galaxy merger trees from a state-of-the-art cosmological hydrodynamics simulation, Horizon-AGN, we perform a statistical study of how mergers and smooth accretion drive galaxy morphologic properties above $z > 1$. More…

Astrophysics of Galaxies · Physics 2017-02-15 Charlotte Welker , Yohan Dubois , Julien Devriendt , Christophe Pichon , Sugata Kaviraj , Sebastien Peirani

Elliptical and S0 galaxies dominate the galaxy population in nearby rich clusters such as Coma. Studies of the evolution of the colors, M/L ratios, and line indices of early-type galaxies indicate that they have been a highly homogeneous,…

Astrophysics · Physics 2007-05-23 Pieter G. van Dokkum

We present a Fourier analysis of the clustering of galaxies in the combined Main galaxy and Luminous Red Galaxy (LRG) Sloan Digital Sky Survey (SDSS) Data Release 5 (DR5) sample. The aim of our analysis is to consider how well we can…

Recent work has suggested that mid-IR wavelengths are optimal for estimating the mass-to-light ratios of stellar populations and hence the stellar masses of galaxies. We compare stellar masses deduced from spectral energy distribution (SED)…