Affiliation: | 1. Department of Applied Physics and Photonics, Brussels Photonics Team B-PHOT, Vrije Universiteit Brussel, Pleinlaan 2, B-1050 Brussels, Belgium;2. Department of Art Sciences and Archaeology, Vrije Universiteit Brussel, Pleinlaan 2, B-1050 Brussels, Belgium;3. Department of Electrochemical and Surface Engineering, Materials and Chemistry, Vrije Universiteit Brussel, Pleinlaan 2, B-1050 Brussels, Belgium;4. Department of Chemistry, University of Antwerp, Universiteitsplein 1, B-2610 Antwerp, Belgium |