M3,2 and L3,2 XAFS of Au and Pt Nanoparticles on Porous Silicon I. Coulthard, A. Bzowski, T.K. Sham, S.M. Heald and M. Kuhn J. Phys. IV France, 7 C2 (1997) C2-1133-C2-1134 DOI: 10.1051/jp4:19972159