Dynamics of argon in confined geometry K. Schmalzl, D. Wallacher, M. M. Koza, M. Rheinstädter, D. Strauch and K. Knorr Eur. Phys. J. Special Topics, 141 (2007) 117-120 Published online: 29 March 2007 DOI: 10.1140/epjst/e2007-00027-9