1. Crystal Growth Centre, Anna University, Chennai, 600 025 Tamil Nadu, India
2. Catalysis and Nanomaterials Research Laboratory, Department of Chemistry, Loyola College, Chennai 600 034, India
3. Department of Physics, National Institute of Technology, Tiruchirappalli, 620015 Tamil Nadu, India
4. Xavier Research Foundation, St. Xavier’s College, Palayamkottai, 627002 Tamil Nadu, India
5. Department of Zoology, Loyola College, Chennai, 600 034 Tamil Nadu, India
6. Department of Mathematics and Science, Faculty of Humanities and Sciences, Prince Sultan University, Riyadh, Saudi Arabia