1. Aerosol
Physics Laboratory, Department of Physics, Tampere University of Technology, P.O.
Box 599, FIN-33720, Tampere, Finland
2. Department
of Technology, Metropolia University of Applied Sciences, P.O. Box 4000, FIN-00180, Helsinki, Finland
3. Atmospheric
Physics Division, Max Planck Institute for Nuclear Physics (MPIK), P.O. Box 103980, D-69029 Heidelberg, Germany
4. Deutsches Zentrum für Luft- und Raumfahrt (DLR), Oberpfaffenhofen, 82234 Wessling, Germany
5. MAN Truck & Bus AG, EMRE, Engine Research Exhaust Aftertreatment, Vogelweiherstrasse 33, 90441 Nürnberg, Germany