Pinball atom dynamics in an antidot optical lattice K. I. Petsas, C. Triché, L. Guidoni, C. Jurczak, J.-Y. Courtois and G. Grynberg Europhys. Lett., 46 1 (1999) 18-23 Published online: 01 September 2002 DOI: 10.1209/epl/i1999-00556-5