Specific reactivity of 4d and 5d transition metals supported over CeO<sub>2</sub> for ammonia oxidation
Yitong Guo, Lei Ma, Zihao Li, Zhisong Liu, Huazhen Chang, Xiaoran Zhao, Naiqiang Yan
Abstract
Pt/CeO 2 catalysts were most active in selective catalytic oxidation of ammonia, where Pt triggered the activation of surface lattice oxygen, and the dehydrogenation of ammonia assisted by surface lattice oxygen was the rate-determining step.
Topics & Concepts
DehydrogenationCatalysisAmmoniaOxygenTransition metalInorganic chemistryChemistryReactivity (psychology)Ammonia productionPhotochemistryOrganic chemistryPathologyMedicineAlternative medicineCatalytic Processes in Materials ScienceAmmonia Synthesis and Nitrogen ReductionNanomaterials for catalytic reactions