Max Planck Unit for Structural Dynamics at the University of Hamburg Dr. Monika Kaempfe, Research Coordinator c/o DESY, Bldg. 99, Room 01.077 Luruper Chaussee 149 22761 Hamburg / Germany Tel: +49 (0) 40 8998 5364 Fax: +49 (0) 40 8998 1958