Affiliation: | 1. School of Fundamental Science, Universiti Malaysia Terengganu, 21030, Kuala Terengganu, Malaysia 4. Faculty of Engineering Technology, Universiti Malaysia Perlis, 02600, Arau, Perlis, Malaysia 2. School of Physics, Universiti Sains Malaysia, 11800 USM, Penang, Malaysia 3. Department of Chemistry, Faculty of Science, Universiti Putra Malaysia, 43400 UPM, Serdang, Selangor, Malaysia
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