1. Aerosol Physics, Laboratory of Physics, Tampere University of Technology, P.O. Box 692, 33101 Tampere, Finland
2. Surface Engineering Research Team, Laboratory of Materials Science,
Tampere University of Technology, P.O. Box 589, 33101
Tampere, Finland
3. Packaging Technology Research Team, Laboratory of Materials Science,
Tampere University of Technology, P.O. Box 589, 33101
Tampere, Finland
4. SP Technical Research Institute of Sweden,
Drottning Kristinas Väg 45, 11428 Stockholm, Sweden