Pure and Sb-doped SnO2 nanoparticles studied by photoelectron spectroscopy C. McGinley, S. Al Moussalami, M. Riedler, M. Pflughoefft, H. Borchert, M. Haase, A. R.B. de Castro, H. Weller and T. Möller Eur. Phys. J. D, 16 1-3 (2001) 225-228 Published online: 15 September 2001 DOI: 10.1007/s100530170097