1. Central Department of Chemistry Tribhuvan University Kirtipur 44618 Kathmandu Nepal
2. Department of Chemistry Khwaja Fareed University of Engineering and Information Technology Rahim Yar Khan 64200 Pakistan
3. Department of Chemistry University of Bath BA2 7AY Bath United Kingdom
4. West Herts College – University of Hertfordshire Watford WD17 3EZ United Kingdom
5. School of Chemistry Cardiff University Main Building Park Place Cardiff CF10 3AT United Kingdom