ENVIRONMENT OF PLATINUM ATOMS IN A H2 PtCl6/Al2O3 CATALYST : INFLUENCE OF METAL LOADING AND CHLORINE CONTENT J. BERDALA, E. FREUND et J. P. LYNCHJ. Phys. Colloques, 47 C8 (1986) C8-269-C8-272DOI: https://doi.org/10.1051/jphyscol:1986850