1. Institute of Applied Synthetic Chemistry; Technische Universität Wien; Getreidemarkt 9/163-MC 1060 Vienna Austria
2. Christian Doppler Laboratory for Photopolymers in Digital and Restorative Dentistry; Getreidemarkt 9/163-MC 1060 Vienna Austria
3. Department of Chemistry and Biomolecular Sciences; University of Ottawa; 10 Marie Curie Pvt. Ottawa K1N6N5 Canada
4. Institute of Materials Science and Technology; Technische Universität Wien; Getreidemarkt 9/308 1060 Vienna Austria
5. Institute of Chemical Technology and Analytics; Technische Universität Wien; Getreidemarkt 9/164 1060 Vienna Austria
6. Ivoclar Vivadent AG; Bendererstrasse 2 9494 Schaan Liechtenstein