Sol-gel preparation and characterization of antimony doped tin oxide (ATO) powders and thin films B. Benrabah, A. Bouaza, S. Hamzaoui and A. Dehbi Eur. Phys. J. Appl. Phys., 48 3 (2009) 30301 Published online: 30 October 2009 DOI: 10.1051/epjap/2009171