1. Department of Chemical Engineering, University of Coimbra, Polo II, Pinhal de Marrocos,
3030-790 Coimbra, Portugal
2. Chemistry Department, University of Coimbra, 3004-535 Coimbra, Portugal
3. Department of Radiology, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
4. ARC Centre of Excellence for Free-Radical
Chemistry and Biotechnology, Research School of Chemistry, Australian National University, Canberra ACT 0200,
Australia
5. GE Power and Water; Water & Process Technologies, 4636 Somerton Road, Trevose, Pennsylvania 19053, United States