Dopant-induced cationic bivalency in hierarchical antimony-doped tin oxide nano-particles for room-temperature SO<sub>2</sub>sensing
Nirman Chakraborty, Pradeepta Kumar Ghose, Pratyasha Rudra, Sagnik Das, Debdulal Saha, Ajay K. Mishra, Ambarish Sanyal, Swastik Mondal
Abstract
Antimony doping in tin oxide triggered generation of tin bivalency and it is the variation in ratio of 2+ and 4+ states of tin that determines the efficiency of room temperature SO 2 sensing.
Topics & Concepts
TinTin oxideAntimonyAntimony oxideDopingMaterials scienceDopantNano-OxideChemical engineeringNanotechnologyMetallurgyOptoelectronicsComposite materialEngineeringGas Sensing Nanomaterials and SensorsZnO doping and propertiesTransition Metal Oxide Nanomaterials