1. Faculty of Electronic Engineering Technology Universiti Malaysia Perlis, Kampus Uniciti Alam Sg. Chuchuh Padang Besar (U) Perlis Malaysia
2. Institute of Nano Electronic Engineering Universiti Malaysia Perlis (UniMAP) Kangar Perlis 01000 Malaysia
3. Physics Department University of Basrah Basra Iraq
4. Faculty of Chemical Engineering Technology Universiti Malaysia Perlis (UniMAP) Arau Perlis 02600 Malaysia