1. School of Materials Science and Engineering, University of New South Wales (UNSW Sydney), Sydney, New South Wales 2052, Australia
2. Biological Resources Imaging Laboratory, Mark Wainwright Analytical Centre, University of New South Wales (UNSW Sydney), Sydney, New South Wales 2052, Australia
3. School of Engineering, College of Engineering, Science and Environment, The University of Newcastle, Callaghan, New South Wales 2308, Australia
4. School of Chemistry, Australian Centre for NanoMedicine, University of New South Wales (UNSW Sydney), Sydney, New South Wales 2052, Australia
5. School of Civil and Environmental Engineering, University of Technology Sydney, Sydney, New South Wales 2007, Australia
6. School of Mechanical and Manufacturing Engineering, University of New South Wales (UNSW Sydney), Sydney, New South Wales 2052, Australia