Antimony Tin Oxide Nanoparticles (ATO): Properties, Synthesis, and Applications Introduction Antimony tin oxide (ATO) nanoparticles are a mixed metal oxide composed of antimony (Sb) and tin (Sn) in the form of tin(IV) oxide (SnO²) doped with antimony. Known for their unique electronic, optical, and conductive properties, ATO nanoparticles have a wide range of applications, particularly...