1. Department of Physics, Manipal Institute of Technology, Manipal Academy of Higher Education, Manipal, Karnataka 576104, India
2. Department of Physics, Hemwati Nandan Bahuguna Garhwal Central University, Srinagar Garhwal, Uttarakhand 246174, India
3. Department of Physics, Gurukula Kangri (Deemed to be University), Haridwar, Uttarakhand 249404, India
4. Center for Space Research, North-West University, Potchefstroom 2520, South Africa