O-M-Com-5 Adatom Emission from Pt-Pd Diesel Oxidation Catalysts: Implications for Ostwald Ripening

Monday, June 3, 2013: 11:00 AM
Combs Chandler (Galt House Hotel)
Tyne R. Johns1, Ronald S. Goeke2, Eric A. Stach3, Peter Thüne4, J.W. (Hans) Niemantsverdriet4, Nalin Fernando5, Boris Kiefer5, Chang H. Kim6 and Abhaya K. Datye1, (1)University of New Mexico, USA, (2)Sandia National Laboratory, USA, (3)Brookhaven National Laboratory, USA, (4)Eindhoven University of Technology, Netherlands, (5)New Mexico State University, USA, (6)General Motors Research and Development Center, USA.
Pt and Pd catalysts are essential for the treatment of CO, hydrocarbons, and NOx in engine exhaust. We have begun to understand the mechanisms by which Pd helps improve the stability of Pt catalysts. This is crucial for enhancing their long term catalytic performance.

Extended Abstracts: