Promotion of the selective catalytic reduction of NO<sub><i>x</i></sub> with NH<sub>3</sub> over microporous Cu-SSZ-13 by H<sub>2</sub>O and OH groups at low temperatures: a density functional theory study
Yu Fu, Guangzhi He, Yulong Shan, Jinpeng Du, Hong He
Abstract
The standard NH 3 -SCR reaction pathways over Cu-SSZ-13 catalysts were studied. NO activation at Cu sites and water participation significantly reduce the energy barrier of the SCR reaction and facilitate the regeneration of the active Cu species.
Topics & Concepts
Microporous materialCatalysisChemistrySelective catalytic reductionActivation energyInorganic chemistryPhysical chemistryOrganic chemistryCatalytic Processes in Materials ScienceCatalysis and Oxidation ReactionsNanomaterials for catalytic reactions