1. Laboratory for Exhaust Emission
Control, UASB, University of Applied Sciences Biel, Gwerdtstrasse 5, CH-2560 Nidau, Switzerland
2. Matter Aerosol AG, Bremgarterstrasse 62, CH-5610 Wohlen, Switzerland
3. TTM, Technik Thermischer Maschinen, Fohrhölzlistrasse 14b, CH-5443 Niederrohrdorf,
Switzerland