[1
] Department of Physics, School of Advanced Sciences, VIT University, Vellore, India
[2
] New Technologies- Research Center, University of West Bohemia, Plzeň, Czech Republic
[3
] Center for Advanced Materials, Qatar University, Doha, Qatar
[4
] Department of Science and Humanities, PES Institute of Technology, South Campus,
Bangalore, India
[5
] Department of Physics, VIT-AP University, Amaravati, Guntur, India