Temperature and spatial diffusion of atoms cooled in a 3D lin⊥lin bright optical lattice F.-R. Carminati, M. Schiavoni, L. Sanchez-Palencia, F. Renzoni and G. Grynberg Eur. Phys. J. D, 17 2 (2001) 249-254 Published online: 15 November 2001 DOI: 10.1007/s100530170028