1. Synthesis Laboratory Chemical Research Division Bangladesh Council of Scientific and Industrial Research (BCSIR) Dhanmondi Dhaka 1205 Bangladesh
2. Department of Applied Chemistry Faculty of Science and Engineering Saga University,Honjo-machi 1 Saga 840-8502 Japan
3. Biological and Environmental Sensing Research Unit King Abdullah Institute for Nanotechnology King Saud University Riyadh 11451 Saudi Arabia
4. Department of Chemistry Memorial University of Newfoundland St. John's, Newfoundland and Labrador A1B 3X7 Canada
5. Chemistry Department Loughborough University Loughborough LE11 3TU UK