1. Department of Physics, School of Science, GITAM Deemed-to-be-University, Rudraram, 502329, Hyderabad, India
2. Department of Chemistry, A.G. & S.G. Siddhartha Degree College of Arts & Science, Vuyyuru, 521165, Vijayawada, India
3. Department of Mathematics, School of Science, GITAM Deemed-to-be-University, Rudraram, 502329, Hyderabad, India