Adatom Emission from Pt-Pd Diesel Oxidation Catalysts: Implications for Ostwald Ripening

Datye, Abhaya K.

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 NO_x 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:

NAM 2013 Tyne Johns abstract version 4.pdf (53.5KB) - Extended Abstract

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