1. PhotoCatalytic Synthesis Group, MESA+ Institute for Nanotechnology, Faculty of Science and Technology, University of Twente, P.O. Box 217, 7500 AE Enschede, The Netherlands
2. Department of Environmental Technology, Wageningen University and Research, P.O. Box 17, 6700 AA Wageningen, The Netherlands
3. MAGNETO Special Anodes B.V. (an Evoqua brand), Calandstraat 109, 3125 BA Schiedam, The Netherlands