1. School of Materials Science and Engineering
2. Gwangju Institute of Science and Technology
3. Gwangju 61005
4. Korea
5. GREMAN
6. UMR 7347
7. Université François Rabelais
8. 37200 Tours
9. France
10. Department of Materials Science and Engineering
11. Pohang University of Science and Technology
12. Pohang 37673