1. Intelligent
Polymer Research Institute, ARC Centre of Excellence for Electromaterials
Science, University of Wollongong, Wollongong, NSW 2522, Australia
2. Illawarra Health and Medical Research Institute (IHMRI), University of Wollongong, Wollongong, NSW 2522, Australia
3. Alan
G MacDiarmid NanoTech Institute, University of Texas at Dallas, Richardson, Texas 75083, United States