1. Nanoscale Biophotonics Laboratory, School of Chemistry, National University of Ireland, Galway, Ireland
2. National Institute for Aquatic Resources, Technical University of Denmark, DK-2800, Kgs.Lyngby, Denmark
3. Nanoscience Center, H. C. Ørsted Institute, Universitetsparken 5, University of Copenhagen, DK-2100, Copenhagen, Denmark
4. Department Food Science, Faculty of Life Sciences, University Copenhagen, DK-1958, Frederiksberg, Denmark