1. 1) H. Kamoshida: JSPS Report of the 123rd Committee on Heat Resisting Materials and Alloys, Vol. 50 No. 3, (2009) p. 305.
2. 2) T. Hamaguchi, M. Yonemura, H. Semba and M. Igarashi: JSPS Report of the 123rd Committee on Heat Resisting Materials and Alloys, Vol. 51 No. 1, (2010) p. 61.
3. 4) F. Masuyama: JSPS Report of the 123rd Committee on Heat Resisting Materials and Alloys, Vol. 48 No. 3, (2007) p. 215.
4. 5) M. Takeyama: Kinzoku 76 (2006) 743.