Affiliation: | 1.Department of Chemistry, Faculty of Science and Mathematics, Universiti Pendidikan Sultan Idris, 35900, Tanjong Malim, Perak, Malaysia ;2.Nanotechnology Research Centre, Faculty of Science and Mathematics, Universiti Pendidikan Sultan Idris, 35900, Tanjong Malim, Perak, Malaysia ;3.Department of Physics, Faculty of Science and Mathematics, Universiti Pendidikan Sultan Idris, 35900, Tanjong Malim, Perak, Malaysia ;4.School of Fundamental Science, Universiti Malaysia Terengganu, 21030, Kuala Terengganu, , Terengganu, Malaysia ;5.Materials Synthesis and Characterization Laboratory, Institute of Advanced Technology, Universiti Putra Malaysia, 43400, Serdang, Selangor, Malaysia ;6.Department of Chemistry, Faculty of Mathematics and Natural Science, Universitas Negeri Padang, Padang, West Sumatera, 25171, Indonesia ; |