Limousin, Marceau, Jullo, Eric, Richard, Johan, Cabanac, Remi, Kneib, Jean-Paul, Gavazzi, Raphael, ...
A precise modelling of a strong lensing system can be affected by some external mass distribution. In this article, we propose to turn this bother to our advantage and to use precise strong lensing...
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....
A weak lensing study of the Coma cluster (2009)
Gavazzi, Raphael, Adami, Christophe, Durret, Florence, Cuillandre, Jean-Charles, Ilbert, Olivier, Mazure, Alain, ...
Due to observational constraints, dark matter determinations in nearby clusters based on weak lensing are still extremely rare, in spite of their importance for the determination of cluster...
Strong gravitational lensing probes of the particle nature of dark matter (2009)
Moustakas, Leonidas A., Abazajian, Kevork, Benson, Andrew, Bolton, Adam S., Bullock, James S., Chen, Jacqueline, ...
There is a vast menagerie of plausible candidates for the constituents of dark matter, both within and beyond extensions of the Standard Model of particle physics. Each of these candidates may have...
A weak lensing study of the Coma cluster (2009)
Gavazzi, Raphael, Adami, Christophe, Durret, Florence, Cuillandre, Jean-Charles, Ilbert, Olivier, Mazure, Alain, ...
Due to observational constraints, dark matter determinations in nearby clusters based on weak lensing are still extremely rare, in spite of their importance for the determination of cluster...
A weak lensing study of the Coma cluster (2009)
Gavazzi, Raphael, Adami, Christophe, Durret, Florence, Cuillandre, Jean-Charles, Ilbert, Olivier, Mazure, Alain, ...
Due to observational constraints, dark matter determinations in nearby clusters based on weak lensing are still extremely rare, in spite of their importance for the determination of cluster...
The Sloan Lens ACS Survey. V. The Full ACS Strong-Lens Sample (2008)
Bolton, Adam S., Burles, Scott, Koopmans, Leon V. E., Treu, Tommaso, Gavazzi, Raphael, Moustakas, Leonidas A., ...
We present the definitive data for the full sample of 131 strong gravitational lens candidates observed with the Advanced Camera for Surveys (ACS) aboard the Hubble Space Telescope by the Sloan Lens...
Bolton, Adam S., Treu, Tommaso, Koopmans, Leon V. E., Gavazzi, Raphael, Moustakas, Leonidas A., Burles, Scott, ...
We use a sample of 53 massive early-type strong gravitational lens galaxies with well-measured redshifts (ranging from z=0.06 to 0.36) and stellar velocity dispersions (between 175 and 400 km/s) from...
Numerical investigation of lenses with substructures using the perturbative method (2008)
Peirani, Sébastien, Alard, Christophe, Pichon, Christophe, Gavazzi, Raphael, Aubert, Dominique
We present a statistical study of the effects induced by substructures on the deflection potential of dark matter halos in the strong lensing regime. This investigation is based on the pertubative...
Numerical investigation of lenses with substructures using the perturbative method (2008)
Peirani, Sébastien, Alard, Christophe, Pichon, Christophe, Gavazzi, Raphael, Aubert, Dominique
We present a statistical study of the effects induced by substructures on the deflection potential of dark matter halos in the strong lensing regime. This investigation is based on the pertubative...
Numerical investigation of lenses with substructures using the perturbative method (2008)
Peirani, Sébastien, Alard, Christophe, Pichon, Christophe, Gavazzi, Raphael, Aubert, Dominique
We present a statistical study of the effects induced by substructures on the deflection potential of dark matter halos in the strong lensing regime. This investigation is based on the pertubative...
Numerical investigation of lenses with substructures using the perturbative method (2008)
Peirani, Sébastien, Alard, Christophe, Pichon, Christophe, Gavazzi, Raphael, Aubert, Dominique
We present a statistical study of the effects induced by substructures on the deflection potential of dark matter halos in the strong lensing regime. This investigation is based on the pertubative...
Numerical investigation of lenses with substructures using the perturbative method (2008)
Peirani, Sébastien, Alard, Christophe, Pichon, Christophe, Gavazzi, Raphael, Aubert, Dominique
We present a statistical study of the effects induced by substructures on the deflection potential of dark matter halos in the strong lensing regime. This investigation is based on the pertubative...
Late-time observations of SN2006gy: Still Going Strong (2008)
Smith, Nathan, Foley, Ryan J., Bloom, Joshua S., Li, Weidong, Filippenko, Alexei V., Gavazzi, Raphael, ...
Owing to its extremely high luminosity and long duration, SN2006gy radiated more energy in visual light than any other known SN. Two hypotheses to explain its high luminosity -- that it was powered...
The Sloan Lens ACS Survey. VI: Discovery and analysis of a double Einstein ring (2008)
Gavazzi, Raphael, Treu, Tommaso, Koopmans, Leon V. E., Bolton, Adam S., Moustakas, Leonidas A., Burles, Scott, ...
We report the discovery of two concentric Einstein rings around the gravitational lens SDSSJ0946+1006, as part of the Sloan Lens ACS Survey. The main lens is at redshift zl=0.222, while the inner...
The Sloan Lens ACS Survey. VI: Discovery and analysis of a double Einstein ring (2008)
Gavazzi, Raphael, Treu, Tommaso, Koopmans, Leon, Bolton, Adam, Moustakas, Leonidas, Burles, Scott, ...
We report the discovery of two concentric Einstein rings around the gravitational lens SDSSJ0946+1006, as part of the Sloan Lens ACS Survey. The main lens is at redshift zl=0.222, while the inner...
The Sloan Lens ACS Survey. VI: Discovery and analysis of a double Einstein ring (2008)
Gavazzi, Raphael, Treu, Tommaso, Koopmans, Leon, Bolton, Adam, Moustakas, Leonidas, Burles, Scott, ...
We report the discovery of two concentric Einstein rings around the gravitational lens SDSSJ0946+1006, as part of the Sloan Lens ACS Survey. The main lens is at redshift zl=0.222, while the inner...
Numerical investigation of lenses with substructures using the perturbative method (2008)
Peirani, Sébastien, Alard, Christophe, Pichon, Christophe, Gavazzi, Raphael, Aubert, Dominique
We present a statistical study of the effects induced by substructures on the deflection potential of dark matter halos in the strong lensing regime. This investigation is based on the pertubative...
Numerical investigation of lenses with substructures using the perturbative method (2008)
Peirani, Sébastien, Alard, Christophe, Pichon, Christophe, Gavazzi, Raphael, Aubert, Dominique
We present a statistical study of the effects induced by substructures on the deflection potential of dark matter halos in the strong lensing regime. This investigation is based on the pertubative...
Gavazzi, Raphael, Treu, Tommaso, Rhodes, Jason, Koopmans, Leon, Bolton, Adam, Burles, Scott, ...
We present a weak gravitational lensing analysis of 22 early-type strong lens galaxies, based on deep HST images obtained as part of the Sloan Lens ACS Survey. Using the most advanced techniques to...
Gavazzi, Raphael, Treu, Tommaso, Rhodes, Jason D., Koopmans, Leon V. E., Bolton, Adam S., Burles, Scott, ...
We present a weak gravitational lensing analysis of 22 early-type strong lens galaxies, based on deep HST images obtained as part of the Sloan Lens ACS Survey. Using the most advanced techniques to...
Gavazzi, Raphael, Treu, Tommaso, Rhodes, Jason, Koopmans, Leon, Bolton, Adam, Burles, Scott, ...
We present a weak gravitational lensing analysis of 22 early-type strong lens galaxies, based on deep HST images obtained as part of the Sloan Lens ACS Survey. Using the most advanced techniques to...
Gavazzi, Raphael, Treu, Tommaso, Rhodes, Jason, Koopmans, Leon, Bolton, Adam, Burles, Scott, ...
We present a weak gravitational lensing analysis of 22 early-type strong lens galaxies, based on deep HST images obtained as part of the Sloan Lens ACS Survey. Using the most advanced techniques to...
Weak lensing survey of galaxy clusters in the CFHTLS Deep (2006)
Gavazzi, Raphael, Soucail, Genevieve
AIMS: We present a weak lensing search of galaxy clusters in the 4 deg2 of the CFHT Legacy Survey Deep. This work aims at building a mass-selected sample of clusters. METHODS: We use the deep i' band...
Probing dark matter caustics with weak lensing (2006)
Gavazzi, Raphael, Mohayaee, Roya, Fort, Bernard
Caustics are high-density structures that form frequently in collisionless media. Under self-gravity, cold dark matter flows focus onto caustics which are yet to be resolved in numerical simulations...
Weak lensing survey of galaxy clusters in the CFHTLS Deep (2006)
Gavazzi, Raphael, Soucail, Genevieve
AIMS: We present a weak lensing search of galaxy clusters in the 4 deg2 of the CFHT Legacy Survey Deep. This work aims at building a mass-selected sample of clusters. METHODS: We use the deep i' band...
Weak lensing survey of galaxy clusters in the CFHTLS Deep (2006)
Gavazzi, Raphael, Soucail, Genevieve
AIMS: We present a weak lensing search of galaxy clusters in the 4 deg2 of the CFHT Legacy Survey Deep. This work aims at building a mass-selected sample of clusters. METHODS: We use the deep i' band...
Probing dark matter caustics with weak lensing (2006)
Gavazzi, Raphael, Mohayaee, Roya, Fort, Bernard
Caustics are high-density structures that form frequently in collisionless media. Under self-gravity, cold dark matter flows focus onto caustics which are yet to be resolved in numerical simulations...
Weak lensing survey of galaxy clusters in the CFHTLS Deep (2006)
Gavazzi, Raphael, Soucail, Genevieve
AIMS: We present a weak lensing search of galaxy clusters in the 4 deg2 of the CFHT Legacy Survey Deep. This work aims at building a mass-selected sample of clusters. METHODS: We use the deep i' band...
Probing dark matter caustics with weak lensing (2006)
Gavazzi, Raphael, Mohayaee, Roya, Fort, Bernard
Caustics are high-density structures that form frequently in collisionless media. Under self-gravity, cold dark matter flows focus onto caustics which are yet to be resolved in numerical simulations...
Weak lensing survey of galaxy clusters in the CFHTLS Deep (2006)
Gavazzi, Raphael, Soucail, Genevieve
AIMS: We present a weak lensing search of galaxy clusters in the 4 deg2 of the CFHT Legacy Survey Deep. This work aims at building a mass-selected sample of clusters. METHODS: We use the deep i' band...
Weak lensing survey of galaxy clusters in the CFHTLS Deep (2006)
Gavazzi, Raphael, Soucail, Genevieve
AIMS: We present a weak lensing search of galaxy clusters in the 4 deg2 of the CFHT Legacy Survey Deep. This work aims at building a mass-selected sample of clusters. METHODS: We use the deep i' band...
Probing dark matter caustics with weak lensing (2006)
Gavazzi, Raphael, Mohayaee, Roya, Fort, Bernard
Caustics are high-density structures that form frequently in collisionless media. Under self-gravity, cold dark matter flows focus onto caustics which are yet to be resolved in numerical simulations...
Dans le modèle cosmologique actuel, l'univers est composé de 70% d'énergie noire et de 30% de matière noire, toutes deux de nature inconnue. Ce travail de thèse se focalise sur cette deuxième...
Caustics in Dark Matter Haloes (2005)
Mohayaee, Roya, Colombi, Stephane, Fort, Bernard, Gavazzi, Raphael, Shandarin, Sergei, Touma, Jihad
Caustics are formally singular structures, with infinite density, that form in collisionless media. The non-negligible velocity dispersion of dark matter particles renders their density finite. We...
Probing dark matter caustics with weak lensing (2005)
Gavazzi, Raphael, Mohayaee, Roya, Fort, Bernard
Caustics are high-density structures that form frequently in collisionless media. Under self-gravity, cold dark matter flows focus onto caustics which are yet to be resolved in numerical simulations...
Projection effects in cluster mass estimates : the case of MS2137 (2005)
We revisit the mass properties of the lensing cluster of galaxies MS2137-23 and assess the mutual agreement between cluster mass estimates based on lensing, X-rays and stellar dynamics. We perform a...
Projection effects in cluster mass estimates : the case of MS2137 (2005)
We revisit the mass properties of the lensing cluster of galaxies MS2137-23 and assess the mutual agreement between cluster mass estimates based on lensing, X-rays and stellar dynamics. We perform a...
Projection effects in cluster mass estimates : the case of MS2137 (2005)
We revisit the mass properties of the lensing cluster of galaxies MS2137-23 and assess the mutual agreement between cluster mass estimates based on lensing, X-rays and stellar dynamics. We perform a...
Projection effects in cluster mass estimates : the case of MS2137 (2005)
We revisit the mass properties of the lensing cluster of galaxies MS2137-23 and assess the mutual agreement between cluster mass estimates based on lensing, X-rays and stellar dynamics. We perform a...
Projection effects in cluster mass estimates : the case of MS2137 (2005)
We revisit the mass properties of the lensing cluster of galaxies MS2137-23 and assess the mutual agreement between cluster mass estimates based on lensing, X-rays and stellar dynamics. We perform a...
Dans le modèle cosmologique actuel, l'univers est composé de 70% d'énergie noire et de 30% de matière noire, toutes deux de nature inconnue. Ce travail de thèse se focalise sur cette deuxième...
Dans le modèle cosmologique actuel, l'univers est composé de 70% d'énergie noire et de 30% de matière noire, toutes deux de nature inconnue. Ce travail de thèse se focalise sur cette deuxième...
Dans le modèle cosmologique actuel, l'univers est composé de 70% d'énergie noire et de 30% de matière noire, toutes deux de nature inconnue. Ce travail de thèse se focalise sur cette deuxième...
Dans le modèle cosmologique actuel, l'univers est composé de 70% d'énergie noire et de 30% de matière noire, toutes deux de nature inconnue. Ce travail de thèse se focalise sur cette deuxième...
Dans le modèle cosmologique actuel, l'univers est composé de 70% d'énergie noire et de 30% de matière noire, toutes deux de nature inconnue. Ce travail de thèse se focalise sur cette deuxième...
A radial mass profile analysis of the lensing cluster MS 2137.3-2353 (2003)
Gavazzi, Raphael, Fort, Bernard, Mellier, Yannick, Pello, Roser, Dantel-Fort, Mireille
We reanalyze the strong lens modeling of the cluster of galaxies MS 2137.3-2353 using a new UBVRIJK data set obtained with the ESO Very Large Telescope. We infer the photometric redshifts of the two...
A radial mass profile analysis of the lensing cluster MS 2137.3-2353 (2003)
Gavazzi, Raphael, Fort, Bernard, Mellier, Yannick, Pello, Roser, Dantel-Fort, Mireille
We reanalyze the strong lens modeling of the cluster of galaxies MS 2137.3-2353 using a new UBVRIJK data set obtained with the ESO Very Large Telescope. We infer the photometric redshifts of the two...
Constraints on MOND from the lensing cluster MS2137-23 (2002)
The cluster of galaxies MS2137-23 presents the most constrained lensing configuration of gravitational images ever detected in a distant cluster of galaxies. With a set of two arc systems with known...
Constraints on MOND from the lensing cluster MS2137-23 (2002)
The cluster of galaxies MS2137-23 presents the most constrained lensing configuration of gravitational images ever detected in a distant cluster of galaxies. With a set of two arc systems with known...