Kumar, Aman, Department of Physics, Keral Verma Subharti College Of Science, Swami Vivekanad Subharti University Meerut, India Kumar, Aman, Department of Physics, Keral Verma Subharti College of Science, Swami Vivekanand Subharti University Meerut, Uttar Pradesh, India Kumar, Anuj, Department of Physics, Mahamaya Government Degree College, Sherkot, Bijnore, Uttar Pradesh, India Kumar, Anuj, Mahamaya Goverment Degree college, Shearkot Bijnore, UP, India Kumar, B. Jagadeesh, Department of Mathematics, School of Liberal Arts and Sciences, Mohan Babu University, Sree Sainath Nagar, Tirupati, Andrapradesh, India Kumar, D., Department of Computer and Information Science, University of Technology and Applied Sciences-Shinas, Oman Kumar, D., Sciences and Mathematics Unit, Department of Supportive Requirements, University of Technology and Applied Sciences-Shinas, Oman Kumar, Depak, Department of Chemical Engineering, Banasthali Vidyapith, Banasthali, India Kumar, Dev, Department of Physics, C.C.S University Meerut, India Kumar, Himangshu, Department of Mathematics, Gauhati University, Guwahati, Assam, India Kumar, K. Praveen, Department of Humanities and Science, Government Polytechnic, Hyderabad, Telangana, India Kumar, K. Vijaya, Department of Physics, JNTUH University College of Engineering Jagtial, Nachupally (Kondagattu), Jagtial District, Telangana, India Kumar, Kamal, Department of Physics, D.A.V College Kanpur, Uttar Pradesh, India Kumar, Katrapally Vijaya, Department of Physics, JNTUH University College of Engineering Rajanna Sircilla, Agraharam, India Kumar, Katrapally Vijaya, Department of Physics, JNTUH University College of Engineering Rajanna Siricilla, Agraharam, Telangana, India Kumar, M. Anil, Department of Mathematics, Anurag University, Venkatapur, Hyderabad, Telangana State, India Kumar, M. Praveen, Sagi Rama Krishnam Raju Engineering College (A), Bhimavaram, India Kumar, Mukesh, Department of Physics, Nalanda College Biharsharif Nalanda MU Bodh Gaya Bihar, India Kumar, Narinder, Department of physics, School of applied and life sciences (SALS), Uttaranchal University, Dehradun, India Kumar, R. Santhi, Aditya Institute of Technology and Management, K. Kotturu, Tekkali, Srikakulam Dist, Andhra Pradesh, India Kumar, Rajesh, Department of Physics, Government Degree College, Nanauta, Saharanpur, UP, India Kumar, Ravinder , Deenbandhu Chhotu Ram University of Science and Technology, Murthal(Sonipat), 131039, Haryana,INDIA Kumar, S., Dr. Bhimrao Ambedkar University, Agra, India Kumar, Sarvendra, SRM Institute of Science and Technology NCR Campus, Delhi-NCR Campus, Delhi-Meerut Road, Modinagar, Ghaziabad, U.P., India Kumar, Satyam, Department of Physics, Hansraj College, University of Delhi, New Delhi, India Kumar, Shivani A., Amity Institute of Applied Sciences, Amity University, Noida, India Kumar, Shrawan, Department of Physics, G.L.A. College, Medininagar (Daltonganj), Palamau, Nilamber Pitamber University, Jharkhand, India Kumar, Sudesh, Department of Chemistry, Banasthali Vidyapith, Banasthali 304022, India Kumar, Sudesh, Department of Chemistry, Banasthali Vidyapith, Banasthali, India Kumar, Sudesh, Department of Chemistry, Banasthali Vidyapith, Banasthali, India Kumar, Sudesh, Department of Chemistry, Banasthali Vidyapith, Banasthali, India Kumar, Sudesh, Department of Physics, Banasthali Vidyapith, Banasthali, Rajasthan, India Kumar, Sushil, Department of Physics, Hansraj College, University of Delhi, New Delhi, India Kumar, Upendra, Department of Physics, School of Science, IFTM University Moradabad, India Kumar, Yogesh, Department of physics, School of applied and life sciences (SALS), Uttaranchal University, Dehradun, India Kumaran, J. Thampi Thanka, Department of Physics and Research Centre, Malankara Catholic College Mariagiri Kumaran, J. Thampi Thanka, Department of Physics and Research Centre, Malankara Catholic College, Mariagiri Kaliyakkavilai, Tamilnadu, India Kumari, Jyoti, Department of Physics, Banasthali Vidyapith, Rajasthan, India Kuntumalla, Bhagya Lakshmi, Department of Mathematics, CMR Technical Campus, Medchal, Hyderabad, Telangana, India Kuplennikov, Eduard L., National Science Center “Kharkov Institute of Physics and Technology”, Kharkiv, Ukraine Kupriiyanova, Y. E., National Science Centre Kharkov Institute of Physics and Technology 1, Akademicheskaya St., Kharkov, 61108, Ukraine Kuprin, Oleksandr, National Science Center “Kharkov Institute of Physics and Technology”, Kharkiv, Ukrain Kuprin, Oleksandr S., National Science Center Kharkiv Institute of Physics and Technology, Kharkiv, Ukraine Kuprin, Oleksandr S., National Science Center “Kharkov Institute of Physics and Technology”, Kharkiv, Ukraine Kurbonaliev, Kobiljon K. ugli, Kokand State Pedagogical Institute named after Mukimiy, Kokand, Uzbekistan Kurbonov, N.A., Karshi Engineering and Economic Institute, Karshi, Uzbekistan Kurinny, V., V.N. Karazin Kharkiv National University, Kharkiv, Ukraine Kurutos, A., Faculty of Chemistry and Pharmacy, Sofia University, ‘‘St. Kliment Ohridski’’, 1blv. J. Bourchier, Sofia, 1164, Bulgaria Kurutos, Atanas, Department of Pharmaceutical and Applied Organic Chemistry, Faculty of Chemistry and Pharmacy Sofia University St. Kliment Ohridski, Sofia, Bulgaria Kurutos, Atanas, Faculty of Chemistry and Pharmacy, Sofia University