1. Institute of Chemical Reaction Engineering University of Erlangen-Nuremberg Egerlandstr. 3 91058 Erlangen Germany
2. Johnson Matthey Catalysts (Germany) GmbH Bahnhofstr. 43 96257 Redwitz Germany
3. Johnson Matthey Technology Centre PO Box 1, Belasis Avenue Billingham TS23 1LB UK
4. Erlangen Catalysis Resource Center University of Erlangen-Nuremberg Egerlandstr. 3 91058 Erlangen Germany