Tailoring the chemical reactivity and optical properties of clusters by size, structures and lasers V. Bonačić-Koutecký, R. Mitrić, C. Bürgel, H. Noack, M. Hartmann and J. Pittner Eur. Phys. J. D, 34 1-3 (2005) 113-118 Published online: 13 July 2005 DOI: 10.1140/epjd/e2005-00098-4