1. 1) T. Satoh, N. Koreeda, T. Hayashi and M. Nagai: Technical Research and Development Institute, Japan Defense Agency Technical Report 6687 (1999) 1-17.
2. 2) N. Maruyama, H. Sumita and K. Nakazawa: Tetsu-to-Hagane 76 (1990) 262-269.
3. 3) H. Sumita, K. Nakazawa, R. Hamano, N. Maruyama, Y. Abe, S. Nishijima, T. Fujii and K. Saitou: Report of the National Research Institute for Metals 14 (1993) 207-218.
4. 4) K. Takao and H. Nishitani: J. Soc. Mater. Sci., Jpn. 50 (1984) 1049-1053.
5. 5) J. Takeda, M. Niinomi, T. Akahori and Gunawarman: Proceedings of JSME/ASME International Conference on Materials and Processing 2002 —The 10th JSME Materials and Processing Conference (M&P2002)- 2 (2002) 452-457.