New insights into the NH<sub>3</sub>-selective catalytic reduction of NO over Cu-ZSM-5 as revealed by <i>operando</i> spectroscopy
Xinwei Ye, Ramon Oord, Matteo Monai, Joel E. Schmidt, Tiehong Chen, Florian Meirer, Bert M. Weckhuysen
Abstract
To control diesel vehicle NO x emissions, Cu-exchanged zeolites have been applied in the selective catalytic reduction of NO using NH 3 as reductant. In this work, the local structure of Cu 2+ in zeolite ZSM-5 has been revealed by operando spectroscopies.
Topics & Concepts
ZSM-5CatalysisSelective catalytic reductionReduction (mathematics)ChemistrySpectroscopySelective reductionPhotochemistryZeoliteOrganic chemistryPhysicsMathematicsQuantum mechanicsGeometryCatalytic Processes in Materials ScienceCatalysis and Oxidation ReactionsNanomaterials for catalytic reactions