1. Chemical Engineering Section, Universiti Kuala Lumpur, Malaysian Institute of Chemical & Bioengineering Technology (UniKL MICET), Malacca, Malaysia
2. Institute of Graduate Studies, University of Malaya, Kuala Lumpur, Malaysia
3. Centre for Foundation Studies in Science, University of Malaya, Kuala Lumpur, Malaysia
4. Advanced Polymeric Materials Research Lab, Department of Physics, College of Science, University of Sulaimani, Qlyasan Street, Sulaimani, Kurdistan Regional Government, Iraq
5. Komar Research Center (KRC), Komar University of Science and Technology, Sulaimani, Kurdistan Regional Government, Iraq