1. Low Dimensional Materials Research Centre
2. Department of Physics
3. University of Malaya
4. 50603 Kuala Lumpur
5. Malaysia
6. Solar Energy Research Institute
7. Universiti Kebangsaan Malaysia
8. 43600 UKM Bangi
9. School of Chemical Sciences and Food Technology
10. Faculty of Science and Technology
11. Department of Chemistry
12. Faculty of Science
13. Soft Materials and Devices Lab
14. Koya University
15. Koya
16. Iraq