1. Graduate Institute of Ferrous & Energy Materials Technology, Pohang University of Science and Technology (POSTECH), Pohang, South Korea
2. Department of Materials Science and Engineering, Pohang University of Science and Technology (POSTECH), Pohang, South Korea
3. Center for Heterogenic Metal Additive Manufacturing, Pohang University of Science and Technology (POSTECH), Pohang, Republic of Korea
4. Technical Research Lab, POSCO, Incheon, Republic of Korea
5. Advanced Institute for Materials Research (WPI-AIMR), Tohoku University, Sendai, Japan
6. Institute for Convergence Research and Education in Advanced Technology, Yonsei University, Seoul, Republic of Korea