Affiliation: | 1. Plasma Application Laboratory, Physical Sciences Division, Institute of Advanced Study in Science and Technology, Paschim Boragaon, Garchuk, Guwahati 781035, India;2. Department of Physics, Gauhati University, Guwahati 781014, India;3. Academy of Scientific and Innovative Research (AcSIR), Ghaziabad 201002, India;4. Department of Physics, Bodoland University, Kokrajhar 783370, India |