1. Department of Materials Science and Engineering; Chungnam National University; Daejeon Korea
2. Rapidly Solidified Materials Research Center (RASOM); Chungnam National University; Daejeon Korea
3. Extractive Metallurgy Department; Mineral Resources Research Division, Korea; Institute of Geoscience and Mineral Resources (KIGAM); Daejeon Korea
4. Graduate school of Energy Science and Technology; Chungnam National University; Daejeon Korea