1. Johan Gadolin Process Chemistry Centre, Åbo Akademi University, Turku, Finland
2. Wihuri Physical Laboratory, Department of Physics and Astronomy, University of Turku, Turku, Finland
3. Laboratory of Electron Microscopy, University of Turku, Turku, Finland
4. Neste Corporation, Porvoo, Finland
5. Boreskov Institute of Catalysis, Novosibirsk, Russia