1. School of Chemical Engineering
2. Yeungnam University
3. Gyeongsan-si
4. South Korea
5. School of Energy and Chemical Engineering
6. Ulsan National Institute of Science and Technology (UNIST)
7. Ulsan
8. Republic of Korea
9. Centre of Nanotechnology
10. King Abdulaziz University
11. Jeddah 21589
12. Saudi Arabia