1. Low Dimensional Materials Research Centre
2. Department of Physics
3. University of Malaya
4. 50603 Kuala Lumpur
5. Malaysia
6. Department of Chemical Engineering
7. Faculty of Engineering
8. University of Nottingham Malaysia Campus
9. 43500 Semenyih
10. School of Applied Physics
11. Faculty of Science and Technology
12. Universiti Kebangsaan Malaysia
13. 43600 UKM Bangi
14. Naz Scientific Sdn. Bhd