ApplicationsNanohybrid solar cell Protective coatings C. Sanchez, B. Julián, P. Belleville and M. Popall, Journal of Materials Chemistry, 2005, 15, 3559-3592.
Superconductivity Tc = 78 K before intercalation Tc = 82 K after intercalationS.-J. Kwon and J.-H. Choy, Inorg. Chem, 2003, 42, 8134-8136
Superconductivity WO3 ( Na+) Tc = 125 K for Na+A. E. Aliev, Superconductor Science and Technology, 2008, 21, 115022
Research Outline• Synthesize Crystalline W (or Mo)O3 Hybrids• Intercalation of metal species by Ion-Implantation• Structural Characterization Before and After Implantation• Fabrication of Films• Intercalation of metal species by Ion-Implantation• Physical Property Measurement
Na+-WO3(4,4-bipyridyl)0.5 Ca2+-WO3(4,4-bipyridyl)0.5 K+-WO3(4,4-bipyridyl)0.5Islah-u-din, M. R. Fox, H. n. Martin, G. J. Gainsford, J. Kennedy, A. Markwitz, S. G. Telfer, G. B. Jameson and J.L. Tallon, Chemical Communications, 46, 4261-4263.
WO3(4,4-bipyridyl)0.5 Thick Films•Physical PropertyMeasurements•Modified layer-by-layerdeposition•Characterization beforeand after implantation
Conclusions• Incorporation of metal ions within small cavities of host materials• Structural agreement between bulk and thick films• Reduced tungsten species• Injection of charge carriers to conduction band upon implantation
Future Directions• Synthezie new layered hybrids with different ligands• Seek Ion-Implantion• Fabricate thin films• Confirm insulator-to-metal transition
Acknowledgement Funding The Higher Education Commission, Pakistan The MacDiarmid Institute for Advanced Materials and Nanotechnology Collaborators Dr Shen V. Chong, Industrial Research Limited Ms Vivian Fang, GNS Sciences Prof. Geoffery B. Jamseson, Massey University Supervisors Dr Jeff L. Tallon, Dr Mark R. Waterland, Dr Shane G. Telfer