DSpace Community: Post Graduate and Research Department of Physics http://117.239.156.194:8080/jspui/handle/123456789/18 Post Graduate and Research Department of Physics Wed, 16 Sep 2026 17:21:20 GMT 2026-09-16T17:21:20Z DSpace Community: Post Graduate and Research Department of Physics http://117.239.156.194:8080/jspui/retrieve/792e105f-841b-45ee-bd1c-f7200f64fc79/image.jfif http://117.239.156.194:8080/jspui/handle/123456789/18