1. School of Physical and Mathematical Sciences Division of Chemistry and Biological Chemistry Nanyang Technological University 21 Nanyang Link 637371 Singapore Singapore
2. School of Materials and Energy Guangdong University of Technology Guangzhou 510006 Guangdong P. R. China
3. Department of Chemistry Shiv Nadar University NH91, Tehsil Dadri, Gautam Buddha Nagard 201314 Uttar Pradesh India
4. Department of Chemistry Green Chemistry & Materials Modelling Laboratory Khalifa University of Science and Technology P.O. Box 127788 Abu Dhabi United Arab Emirates