1. Siyuan Laboratory
2. Guangdong Provincial Engineering Technology Research Center of Vacuum Coating Technologies and New Energy Materials
3. Department of Physics
4. Jinan University
5. Guangzhou
6. Guangdong Engineering & Technology Research Centre of Graphene-Like Materials and Products
7. Department of Chemistry
8. College of Chemistry and Materials Science
9. Guangzhou 510632
10. COMSATS University Islamabad
11. Lahore Campus
12. Pakistan