1. Chemistry and Structure of Novel Materials, Department of Chemistry and Biology, University of Siegen, Paul-Bonatz-Str. 9-11, 57076 Siegen, Germany
2. Faculty of Materials Engineering, Sahand University of Technology, Tabriz, 51335-1996, Iran
3. Department of Chemical and Materials Engineering, NRGMATs, University of Alberta, Donadeo Innovation Centre for Engineering, Edmonton, Canada
4. Analytical Chemistry, Department of Chemistry and Biology, University of Siegen, Adolf-Reichwein-Str. 2, D-57076 Siegen, Germany
5. Federal Institute for Materials Research and Testing (BAM), Richard-Willstätter Str. 11, D-12489 Berlin, Germany
6. National Research Council, Nanotechnology Research Centre, Edmonton, Alberta T6G 2M9, Canada