Jacques-Louis Lions Laboratory (University of Paris 6 & C.N.R.S.), Working Group : Mathematical methods for Image Processing, "The mathematical modeling of scattered gamma radiation imaging", June 12, 2007
HENRI POINCARE Institut, Working Group : Mathematical methods in Bio-medical imaging, "Novel Imaging Principle based on scattered gamma radiation and generalized Radon transform", May 4, 2007
ETIS Laboratory (CNRS UMR 8051 / ENSEA/ University of Cergy-Pontoise), "Integral geometry and applications in imaging science", Feb. 13, 2007