1. Institute for Materials Research, Tohoku University, Sendai, Japan
2. Department of Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, USA
3. Department of Materials Science and Engineering, KTH – Royal Institute of Technology Stockholm, Sweden
4. Department of Materials Processing, Tohoku University, Sendai, Japan
5. State Key Laboratory of Solidification Processing, Northwestern Polytechnical University, Xi'an, People’s Republic of China
6. Department of Materials Science and Engineering, Pohan University of Science and Technology (POSTEC), Pohan, Republic of Korea