1. Graduate School of Science and Engineering, University of Toyama, Gofuku, Toyama, Japan
2. Materials and Nanotechnology, SINTEF Industry, Trondheim, Norway
3. Japan Atomic Energy Agency, Tokai, Ibaraki, Japan
4. Department of Materials Science and Engineering, Iwate University, Iwate, Japan
5. Department of Mechanical Engineering, Kyushu University, Fukuoka, Japan