2 papers
astro-ph2000
Photometric Redshifts and Gravitational Telescopes
R. Pello, M. Bolzonella, J. F. Le Borgne +8
We review the use of photometric redshifts in the particular context of Gravitational Telescopes. We discuss on the possible application of such a technique to the study of both th…
astro-ph1998
Two multiple-imaged z=4.05 galaxies in the cluster-lens Abell 2390
R. Pello, J. -P. Kneib, J. -F. Le Borgne +8
We present the first results on the identification and study of very distant field galaxies in the core of cluster-lenses, using a selection criterium based on both lens modelling…