INTERGRANULAR SULFUR SEGREGATION AND GRAIN BOUNDARY PLANE IN A NICKEL BICRYSTAL W. SWIATNICKI, S. LARTIGUE, M. BISCONDI et D. BOUCHET J. Phys. Colloques, 51 C1 (1990) C1-341-C1-346 DOI: 10.1051/jphyscol:1990154