1. Ian Potter NanoBiosensing FacilityNanoBiotechnology Research Laboratory (NBRL)School of ScienceRMIT University Melbourne Victoria 3001 Australia
2. CSIRO Manufacturing Clayton Victoria 3168 Australia
3. ALBA Synchrotron Light SourceMISTRAL Beamline – Experiments division. Cerdanyola del Vallès Barcelona 08290 Spain
4. School of Chemical Engineering and Graduate School of Biomedical EngineeringUniversity of New South Wales Library Road, Kensington Sydney NSW 2052 Australia
5. ARC Centre of Excellence for Nanoscale BioPhotonicsSchool of ScienceRMIT University Melbourne Victoria 3001 Australia
6. Centre for Molecular and Nanoscale PhysicsSchool of ScienceRMIT University Melbourne Victoria 3001 Australia
7. Institute of Physical and Theoretical ChemistryGraz University of Technology 8010 Graz Austria
8. Institute of Inorganic ChemistryGraz University of Technology 8010 Graz Austria
9. Department of Chemistry and the Centre for Advanced NanomaterialsThe University of Adelaide Adelaide South Australia 5005 Australia