Promotional mechanism of enhanced denitration activity with Cu modification in a Ce/TiO<sub>2</sub>–ZrO<sub>2</sub> catalyst for a low temperature NH<sub>3</sub>-SCR system
Wei Zhang, Yunhao Tang, Wei Xiao, Min Ruan, Yanshan Yin, Quanbin Song, Kang Xie, Chuan Qin, Mengyao Dong, Yunhe Zhou, Jie Li
Abstract
Probable surface NH 3 -SCR reaction mechanism over CuCe/TiO 2 -ZrO 2 catalyst is proposed to follow the E–R mechanism and the L–H mechanism, while the E–R mechanism dominates in the reaction and the oxidation of NO closes the catalytic cycle.
Topics & Concepts
CatalysisMechanism (biology)NOxMaterials scienceChemical engineeringChemistryInorganic chemistryPhysical chemistryOrganic chemistryPhysicsCombustionQuantum mechanicsEngineeringCatalytic Processes in Materials ScienceAmmonia Synthesis and Nitrogen ReductionNanomaterials for catalytic reactions