The Role of Ceria in NOx Reduction By Hydrocarbons and the Possible Reaction Pathway

Wang, Yixiao

Wednesday, June 17, 2015: 1:50 PM

406 (Lawrence Convention Center)

Yixiao Wang, Jorrit Postuma de Boer, Freek Kapteijn and Michiel Makkee, Delft University of Technology, Netherlands.

This work discusses NO_x reduction by hydrocarbon over ceria in Diesel NO_x after treatment by Adsorbed Intermediate Reductants (Di-Air) system . Ce³⁺ catalyzes NO decomposition to N₂, while hydrocarbons deposit carbon species that maintain a reduced ceria surface state that promotes NO reduction.

Extended Abstracts:

Abstract NOx reduction (20141015).pdf (167.1KB) - Extended Abstract

O-W-406-9 The Role of Ceria in NOx Reduction By Hydrocarbons and the Possible Reaction Pathway