1. School of Engineering, Swinburne University of Technology, Melbourne, VIC 3122, Australia
2. Infrared Microspectroscopy (IRM) Beamline, ANSTO – Australian Synchrotron, 800 Blackburn Road, Clayton, Victoria 3168, Australia
3. Optical Sciences Centre and ARC Training Centre in Surface Engineering for Advanced Materials (SEAM), Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, VIC 3122, Australia