Nanostructural and nanochemical investigation of luminescent photoelectrochemically etched porous n-type silicon A. Albu-Yaron, S. Bastide, D. Bouchet, N. Brun, C. Colliex et C. Lévy-Clément J. Phys. I France, 4 8 (1994) 1181-1197 DOI: 10.1051/jp1:1994248