X-RAY ABSORPTION STUDY OF FREE AND BOUND SULPHUR IN MoS2+x (0 ≤ x ≤ 1) P. BELOUGNE, B. DEROIDE, J. M. ESTEVA, R. C. KARNATAK et J. V. ZANCHETTAJ. Phys. Colloques, 48 C9 (1987) C9-1049-C9-1052DOI: https://doi.org/10.1051/jphyscol:19879190