Grain boundary self-diffusion in high-purity Fe-50 and 60 mass % Cr alloys Koichi Takasawa, Akiko Inoue, Yoshihiro Yamazaki, Seiichi Takaki, Kenji Abiko and Yoshiaki Iijima Matériaux & Techniques, 91 (2003) 91-95 Published online: 21 June 2017 DOI: 10.1051/mattech/200391120091s