1. School of Chemistry Damghan University Damghan 36716‐41167 Iran
2. Department of Chemical and Environmental Engineering Faculty of Engineering University of Mauritius Réduit Moka 80837 Mauritius
3. Chemistry Department College of Science King Saud University Riyadh 11451 Saudi Arabia
4. CESAM—Centre for Environmental and Marine Studies Department of Environment and Planning University of Aveiro Campus de Santiago Aveiro 3810‐193 Portugal
5. Energy and Environment Consultant Phoenix 73622 Mauritius
6. School of Environmental Sciences Jawaharlal Nehru University New Delhi 110067 India
7. Chemistry Department Hindu College University of Delhi Delhi 110007 India
8. Department of Chemistry Mississippi State University Mississippi State MS 39762 USA
9. Istituto Italiano di Tecnologia Centre for Materials Interface Viale Rinaldo Piaggio 34, Pontedera Pisa 56025 Italy
10. Department of Chemical Engineering School of Mining Metallurgy and Chemical Engineering University of Johannesburg P. O. Box 17011 Doornfontein 2028 South Africa
11. School of Chemical and Metallurgical Engineering University of the Witwatersrand Johannesburg 2050 South Africa
12. School of Resources and Environment University of Electronic Science and Technology of China (UESTC) NO. 2006, Xiyuan Ave., West High‐Tech Zone Chengdu Sichuan 611731 P.R. China
13. Faculty of Science and Technology School of Applied Physics University Kebangsaan Malaysia Bangi Selangor 43600 Malaysia