Barnabe, Matteo, Czoske, Oliver, Koopmans, Leon, Treu, Tommaso, Bolton, Adam, Gavazzi, Raphael
We present the first detailed analysis of the mass and dynamical structure of a sample of six early-type lens galaxies, selected from the Sloan Lens ACS Survey, in the redshift range 0.08 < z < 0.33....
The Survival of Dark Matter Halos in the Cluster Cl 0024+16 (2009)
Natarajan, Priyamvada, Kneib, Jean-Paul, Smail, Ian, Treu, Tommaso, Ellis, Richard, Moran, Sean, ...
Theories of structure formation in a cold dark matter dominated universe predict that massive clusters of galaxies assemble from the hierarchical merging of lower mass subhalos. Exploiting strong and...
Integral-field spectroscopy of SLACS lenses (2009)
Koopmans, Leon, Barnabe, Matteo, Czoske, Oliver
The combination of two-dimensional kinematics and gravitational lens modelling permits detailed reconstruction of the phase-space structure of early-type galaxies and sets constraints on the...
Integral-field spectroscopy of SLACS lenses (2008)
Czoske, Oliver, Barnabe, Matteo, Koopmans, Leon
The combination of two-dimensional kinematics and gravitational lens modelling permits detailed reconstruction of the phase-space structure of early-type galaxies and sets constraints on the...
The survival of dark matter halos in the cluster Cl0024+16 (2007)
Natarajan, Priyamvada, Kneib, Jean-Paul, Smail, Ian, Treu, Tommaso, Ellis, Richard, Moran, Sean, ...
Theories of structure formation in a cold dark matter dominated Universe predict that massive clusters of galaxies assemble from the hierarchical merging of lower mass subhalos. Exploiting strong and...
Czoske, Oliver, Barnabe, Matteo, Koopmans, Leon V. E., Treu, Tommaso, Bolton, Adam S.
We present the first results of a combined VLT VIMOS integral-field unit and Hubble Space Telescope (HST)/ACS study of the early-type lens galaxy SDSS J2321-097 at z=0.0819, extending kinematic...
Bardeau, S., Soucail, G., Czoske, Oliver, Ebeling, H., Hudelot, P., ...
Aims. We present a wide-field multi-color survey of a homogeneous sample of eleven clusters of galaxies for which we measure total masses and mass distributions from weak lensing. This sample,...
A statistical study of multiply-imaged systems in the lensing cluster Abell 68 (2007)
Richard, Johan, Kneib, Jean-Paul, Jullo, Eric, Covone, Giovanni, Limousin, Marceau, Ellis, Richard, ...
We have carried out an extensive spectroscopic survey with the Keck and VLT telescopes, targeting lensed galaxies in the background of the massive cluster Abell 68. Spectroscopic measurements are...
Smith, Graham P., Kneib, Jean-Paul, Smail, Ian, Mazzotta, Pasquale, Ebeling, Harald, Czoske, Oliver
We present a comprehensive space-based study of ten X-ray luminous galaxy clusters (L_X>=8e44erg/s[0.1-2.4keV]) at z=0.2. Hubble Space Telescope observations reveal numerous gravitationally-lensed...
Wide-field spectroscopy of A1689 and A1835 with VIMOS: First results (2004)
We are using VIMOS to conduct a wide-field spectroscopic survey covering fields of 0.5 x 0.5 sqdeg around the X-ray luminous clusters of galaxies Abell 1689 (z = 0.185) and Abell 1835 (z = 0.25)....
Smith, Graham P., Kneib, Jean-Paul, Smail, Ian, Mazzotta, Pasquale, Ebeling, Harald, Czoske, Oliver
We present a comprehensive space-based study of ten X-ray luminous galaxy clusters (L_X>=8e44erg/s[0.1-2.4keV]) at z=0.2. Hubble Space Telescope observations reveal numerous gravitationally-lensed...
Smith, Graham P., Kneib, Jean-Paul, Smail, Ian, Mazzotta, Pasquale, Ebeling, Harald, Czoske, Oliver
We present a comprehensive space-based study of ten X-ray luminous galaxy clusters (L_X>=8e44erg/s[0.1-2.4keV]) at z=0.2. Hubble Space Telescope observations reveal numerous gravitationally-lensed...
Smith, Graham P., Kneib, Jean-Paul, Smail, Ian, Mazzotta, Pasquale, Ebeling, Harald, Czoske, Oliver
We present a comprehensive space-based study of ten X-ray luminous galaxy clusters (L_X>=8e44erg/s[0.1-2.4keV]) at z=0.2. Hubble Space Telescope observations reveal numerous gravitationally-lensed...
Kneib, Jean-Paul, Hudelot, Patrick, Ellis, Richard S., Treu, Tommaso, Smith, Graham P., Marshall, Phil, ...
(abridged) We present a comprehensive lensing analysis of the rich cluster Cl0024+1654 based on panoramic sparse-sampled imaging conducted with HST. We demonstrate an ability to detect reliably weak...
The Most Massive Clusters in the Universe (2002)
Czoske, Oliver, Kneib, Jean-Paul, Bardeau, Sebastien
Clusters of galaxies need to be investigated using complementary approaches combining all currently available observational techniques (X-ray, gravitational lensing, dynamics, SZ) on homogeneous...
Czoske, Oliver, Moore, Ben, Kneib, Jean-Paul, Soucail, Genevieve
The mass distribution of the rich cluster of galaxies Cl0024+1654 has frequently been used to constrain the nature of dark matter yet a model consistent with all the observational data has been...
Smith, Graham P., Smail, Ian, Kneib, Jean-Paul, Czoske, Oliver, Ebeling, Harald, Edge, Alastair, ...
We present the results of a survey for Extremely Red Objects (EROs) in the fields of ten galaxy cluster lenses at z~0.2, combining high-resolution Hubble Space Telescope imaging with deep K-band...
A wide-field spectroscopic survey of the cluster of galaxies Cl0024+1654: I. The catalogue (2001)
Czoske, Oliver, Kneib, Jean-Paul, Soucail, Genevieve, Bridges, Terry, Mellier, Yannick, Cuillandre, Jean-Charles
We present the catalogue of a wide-field CFHT/WHT spectroscopic survey of the lensing cluster Cl0024+1654 at z=0.395. This catalogue contains 618 new spectra, of which 581 have identified redshifts....
An HST Lensing Survey of X-ray Luminous Galaxy Clusters: I. A383 (2000)
Smith, Graham P., Kneib, Jean-Paul, Ebeling, Harald, Czoske, Oliver, Smail, Ian
We analyse the mass distribution in the core of A383 (z=0.188), one of 12 X-ray luminous clusters at z~0.2 selected for a comprehensive and unbiased study of the mass distribution in massive...
A combined HST/CFH12k/XMM survey of X-ray luminous clusters of galaxies at z~0.2 (2000)
Czoske, Oliver, Kneib, Jean-Paul, Smail, Ian, Smith, Graham P., Ebeling, Harald
We describe a project to study a sample of X-ray luminous clusters of galaxies at redshift z~0.2 at several scales (with HST/WFPC2 and CFHT/CFH12k) and wavebands (optical and X-ray). The main aims of...
A Wide-Field Spectroscopic Survey In The Cluster Lens Cl0024+17 (1999)
Czoske, Oliver, Soucail, Genevieve, Kneib, Jean-Paul, Bridges, Terry, Cuillandre, Jean-Charles, Mellier, Yannick
We present a detailed velocity histogram from a wide-field spectroscopic survey in the field of the cluster lens Cl0024 showing an unrelaxed foreground structure in addition to the relaxed main...