1. Advanced Institute of Convergence Technology and Department of Chemistry
2. Graphene Research Center
3. Seoul National University
4. Seoul 08826
5. Republic of Korea
6. Department of Materials Science & Engineering
7. Chonnam National University
8. Gwangju 61186
9. Graduate School of Convergence Science and Technology & Graphene Square Inc.
10. Seoul 151-744
11. Advanced Nano-Surface Research Group
12. Korea Basic Science Institute
13. Daejeon 34133