The Evolution of Silica Nanoparticle-polyester Coatings on Surfaces Exposed to SunlightVi Khanh Truong 1, Miljan Stefanovic 1, Shane Maclaughlin 2, Mark Tobin 3, Jitraporn Vongsvivut 3, Mohammad Al Kobaisi 1, Russell J. Crawford 4, Elena P. Ivanova 1
1School of Science, Faculty of Science, Engineering and Technology, Swinburne University of Technology, 2BlueScope Steel Research, 3Infrared Microspectroscopy Beamline, Australian Synchrotron, 4School of Science, College of Science, Engineering and Health, RMIT University
Two types of surfaces, polyester-coated steel and polyester coated with a layer of silica nanoparticles, were studied. Both surfaces were exposed to sunlight, which was found to cause substantial changes in the chemistry and nanoscale topography of the surface.