1. National
Institute for Nanotechnology, National Research Council of Canada, 11421
Saskatchewan Drive, Edmonton, Alberta, Canada T6G 2M9
2. Faculty of Basic Sciences, Universidad Tecnológica de Bolívar, Cartagena, Colombia
3. Department of Chemistry, University of British Columbia, Okanagan Campus, Fipke 357, 3247 University Way, Kelowna, British Columbia, Canada V1V 1V7