Institution: | 1. Post Graduate & Research Department of Physics, AVVM Sri Pushpam College (Autonomous), Poondi, Thanjavur 613503 Tamil Nadu, India;2. CUER – UL, Université de Lomé, BP: 1515, Lomé, Togo;3. Post Graduate & Research Department of Physics, Bishob Heber College (Autonomous),Trichy 620017,Tamil Nadu, India;1. School of materials Science and Engineering, Shanghai University, No. 149, Yanchang Road, Shanghai 200072, PR China;2. Key lab of advanced display and system application, Ministry of Education, Shanghai University, No. 149, Yanchang Road, Shanghai 200072, PR China;1. Physics Department, National Research Center, Dokki, Cairo, Egypt;2. Department of Physics, Faculty of Science and Arts, Aljouf University, Aljouf, Saudi Arabia;3. Thin Film Laboratory, Physics Department, Faculty of Education, Ain Shams University, Cairo, Egypt |