Publications (34)
Massive Galaxies in COSMOS: Evolution of Black hole versus bulge mass but not versus total stellar mass over the last 9 Gyrs?
Knud Jahnke, Angela Bongiorno, Marcella Brusa +22
We constrain the ratio of black hole (BH) mass to total stellar mass of type-1 AGN in the COSMOS survey at 1<z<2. For 10 AGN at mean redshift z~1.4 with both HST/ACS and HST/NICMOS…
A phenomenological approach to the evolution of galaxies
Simon Lilly, Ying-jie Peng, Marcella Carollo +1
Increasingly good statistical data on the galaxy population at high and low redshift enable the development of new phenomenological approaches to galaxy evolution based on applicat…
Measurement of Star-Formation Rate from H-alpha in field galaxies at z=1
Karl Glazebrook, Chris Blake, Frossie Economou +2
We report the results of J-band infrared spectroscopy of a sample of 13 z=1 field galaxies drawn from the Canada-France Redshift Survey, targeting galaxies whose redshifts place th…
New constraints on the evolution of the stellar-to-dark matter connection: a combined analysis of galaxy-galaxy lensing, clustering, and stellar mass functions from z=0.2 to z=1
Alexie Leauthaud, Jeremy Tinker, Kevin Bundy +20
Using data from the COSMOS survey, we perform the first joint analysis of galaxy-galaxy weak lensing, galaxy spatial clustering, and galaxy number densities. Carefully accounting f…
The James Webb Space Telescope Mission
Jonathan P. Gardner, John C. Mather, Randy Abbott +1004
Twenty-six years ago a small committee report, building on earlier studies, expounded a compelling and poetic vision for the future of astronomy, calling for an infrared-optimized…
The Canada-UK Deep Submillimetre Survey VIII: Source Identifications in the 3-hour field
Dave Clements, Steve Eales, Kris Wojciechowski +10
We present optical, near-infrared and radio observations of the 3-hour field of the Canada-UK Deep Submillimetre Survey. Of the 27 submillimetre sources in the field, nine have sec…
Large-scale excess HI absorption around galaxies detected in a background galaxy spectrum in the MUSE eXtremely Deep Field
Jorryt Matthee, Christopher Golling, Ruari Mackenzie +12
Observationally mapping the relation between galaxies and the intergalactic medium (IGM) is of key interest for studies of cosmic reionization. Diffuse hydrogen gas has typically b…
The Canada-UK Deep Submillimetre Survey: The Survey of the 14-hour field
Stephen Eales, Simon Lilly, Tracy Webb +4
We have used SCUBA to survey an area of 50 square arcmin, detecting 19 sources down to a 3sigma sensitivity limit of 3.5 mJy at 850 microns. We have used Monte-Carlo simulations to…
Stacking the Cosmic Web in Fluorescent Lyman alpha Emission with MUSE
Sofia G. Gallego, Sebastiano Cantalupo, Simon Lilly +12
Cosmological simulations suggest that most of the matter in the Universe is distributed along filaments connecting galaxies. Illuminated by the cosmic UV background (UVB), these st…
Probe combination in large galaxy surveys : Application of Fisher information and Shannon entropy to weak lensing
Julien Carron, Adam Amara, Simon Lilly
This paper is aimed at developing a better understanding of the structure of the information that in contained in galaxy surveys, so as to find optimal ways to combine observables…
Deep Submillimeter Observations of Two Lyman-alpha Emitting Galaxies at z~6.5
Tracy Webb, Kim-Vy Tran, Simon Lilly +1
We present deep submillimeter imaging of two spectroscopically confirmed z~6.5 Lyman-alpha emitters (LAEs) in the Subaru Deep Field. Although we reach the nominal confusion limit a…
Constraining the cosmic UV background at z>3 with MUSE Lyman-α emission observations
Sofia G. Gallego, Sebastiano Cantalupo, Saeed Sarpas +10
The intensity of the Cosmic UV background (UVB), coming from all sources of ionising photons such as star-forming galaxies and quasars, determines the thermal evolution and ionizat…
Photometric Redshifts in the CFDF
Mark Brodwin, Simon Lilly, David Crampton
The Canada-France Deep Fields (CFDF) is a large, deep, multi-colour imaging survey undertaken primarily at CFHT. It is about 10 times fainter than the CFRS (Lilly et al 1995a) and…
Discovery of Massive, Mostly Star-formation Quenched Galaxies with Extremely Large Lyman-alpha Equivalent Widths at z ~ 3
Yoshiaki Taniguchi, Masaru Kajisawa, Masakazu A. R. Kobayashi +21
We report a discovery of 6 massive galaxies with both extremely large Lya equivalent width and evolved stellar population at z ~ 3. These MAssive Extremely STrong Lya emitting Obje…
XMM-Newton Surveys of the CFRS Fields - I: The Sub-mm/X-ray relation
Timothy J. Waskett, Stephen A. Eales, Walter K. Gear +7
First results from XMM-Newton observations of the Canada France Redshift Survey (CFRS) 3hr, 10hr and 14hr fields are presented. Limited regions of two of the XMM surveys (3 and 14h…
MusE GAs FLOw and Wind (MEGAFLOW) I: First MUSE results on background quasars
Ilane Schroetter, Nicolas Bouché, Martin Wendt +13
The physical properties of galactic winds are one of the keys to understand galaxy formation and evolution. These properties can be constrained thanks to background quasar lines of…
Connection Between Stellar Mass Distributions Within Galaxies and Quenching Since z =2
Moein Mosleh, Sandro Tacchella, Alvio Renzini +5
We study the history from to of the stellar mass assembly of quiescent and star-forming galaxies in a spatially resolved fashion. For this purpose we use multi-wa…
Deep sub-mm surveys: High redshift ULIRGs and the formation of the metal-rich spheroids
Simon Lilly, Stephen Eales, Walter Gear +3
Deep surveys of the sky at millimeter wavelengths have revealed a population of ultra-luminous infrared galaxies (ULIRGs) at high redshifts. These appear similar to local objects o…
The Canada-UK Deep Submillimetre Survey: First Submillimetre Images, the Source Counts, and Resolution of the Background
Stephen Eales, Simon Lilly, Walter Gear +5
We present the first results of a deep unbiased submillimetre survey carried out at 450 and 850 microns. We detected 12 sources at 850 microns, giving a surface density of sources…
Deep Sub-millimeter Surveys and the Hidden Phases of Galaxy Formation
Simon Lilly, Steven Eales, Walter Gear +5
Deep surveys in the far-infrared and sub-millimeter wavebands are revealing a new phase of galactic evolution hidden by dust. Observations with SCUBA on the JCMT show that 25% of t…
Internal Kinematics of Blue CFRS Galaxies at z ~ 0.6
Gabriela Mallen-Ornelas, Simon Lilly, David Crampton +1
We present the results of a study of the internal kinematics of luminous starforming galaxies in the 0 < z < 0.8 range, with the aim of investigating the nature of the blue galaxie…
Space-quality data from balloon-borne telescopes: the High Altitude Lensing Observatory (HALO)
Jason Rhodes, Benjamin Dobke, Jeffrey Booth +36
We present a method for attaining sub-arcsecond pointing stability during sub- orbital balloon flights, as designed for in the High Altitude Lensing Observatory (HALO) concept. The…
The Subillimeter Properties of Extremely Red Objects in the CUDSS Fields
Tracy Webb, Mark Brodwin, Steve Eales +1
We discuss the submillimeter properties of Extremely Red Objects (EROs) in the two Canada-UK Deep Submillimeter Survey (CUDSS) Fields. We measure the mean submillimeter flux of the…
Searching for z = 6.5 Galaxies with Multislit Windows
David Crampton, Simon Lilly
A method for searching for emission-line objects in "windows" between atmospheric emission lines using multislits is described. A search for Ly alpha emitters at z = 6.5 in the 913…
The nature of CR7 revealed with MUSE: a young starburst powering extended Lyman- emission at z=6.6
Jorryt Matthee, Gabriele Pezzulli, Ruari Mackenzie +11
CR7 is among the most luminous Lyman- emitters (LAEs) known at and consists of at least three UV components that are surrounded by Lyman- (Ly) emission. Previ…
Primordial massive supernovae as the first molecular factories in the early universe
Isabelle Cherchneff, Simon Lilly
We study the ejecta chemistry of a zero-metallicity progenitor, massive, supernova using a novel approach based on chemical kinetics. Species considered span the range of simple, d…
The Chandra COSMOS Survey, I: Overview and Point Source Catalog
Martin Elvis, Francesca Civano, Cristian Vignali +40
The Chandra COSMOS Survey (C-COSMOS) is a large, 1.8 Ms, Chandra} program that has imaged the central 0.5 sq.deg of the COSMOS field (centered at 10h, +02deg) with an effective exp…
Revealing the Impact of Quasar Luminosity on Giant Ly Nebulae
Ruari Mackenzie, Gabriele Pezzulli, Sebastiano Cantalupo +6
We present the results from a MUSE survey of twelve quasars, which were selected to be much fainter (20<i<23) than in previous studies of Giant Ly Nebulae around…
The origin of the mass scales for maximal star formation efficiency and quenching: the critical role of Supernovae
Bruno Henriques, Simon White, Simon Lilly +3
We use the Henriques et al. (2015) version of the Munich galaxy formation model (L-GALAXIES) to investigate why the halo and stellar mass scales above which galaxies are quenched a…
Emission line galaxies at 9200 A, including a multi-component galaxy system at z =6.43
Simon Lilly, Kim-Vy Tran, Mark Brodwin +3
This paper has been temporarily withdrawn by the authors. Subsequent observations with the VLT have shown that the high equivalent width line emission from the candidate z=6.4 gala…
A simple model linking galaxy and dark matter evolution
Simon Birrer, Simon Lilly, Adam Amara +2
We construct a simple phenomenological model for the evolving galaxy population by incorporating pre-defined baryonic prescriptions into a dark matter hierarchical merger tree. Spe…
The UDF05 Follow-up of the Hubble Ultra Deep Field. III. The Luminosity Function at z~6
Jian Su, Massimo Stiavelli, Pascal Oesch +13
In this paper, we present a derivation of the rest-frame 1400A luminosity function (LF) at redshift six from a new application of the maximum likelihood method by exploring the fiv…
The Canada-UK Deep Submillimeter Survey VII: Optical and near-infrared identifications for the 14h field
Tracy Webb, Simon Lilly, David Clements +5
We present the multi-wavelength identifications for 23 sources in the Canada-UK Deep Submillimeter Survey (CUDSS) 14h field. The identifications have been selected on the basis of…
The zCOSMOS-SINFONI Project I: Sample Selection and Natural-Seeing Observations
Chiara Mancini, Natascha Foerster Schreiber, Alvio Renzini +21
The zCOSMOS SINFONI project is aimed at studying the physical and kinematical properties of a sample of massive z~1.4-2.5 star-forming galaxies, through SINFONI near-IR integral fi…