TRANSMISSION ELECTRON MICROSCOPE AND ATOM PROBE STUDY OF FERRITIC STEEL WELDS G. DUBBEN, M.N. CHANDRASEKHARAIAH, J. BEYER and B.H. KOLSTER J. Phys. Colloques, 47 C2 (1986) C2-251-C2-257 DOI: 10.1051/jphyscol:1986238