Emission Control: NOx Traps

Wednesday, June 5, 2013: 3:40 PM-5:20 PM
Combs Chandler (Galt House Hotel)
Louise Olsson, Chalmers University of Technology, Sweden and Enrico Tronconi, Politecnico di Milano, Italy.
3:40 PM
Isocyanate Formation and Reactivity on a Ba-based LNT Catalyst Studied by DRIFTS and Mass Spectrometry
Yaying Ji1, Todd J. Toops2 and Mark Crocker1, (1)University of Kentucky, USA, (2)Oak Ridge National Laboratory, USA.
4:00 PM
Advantages of MgAlOx Over Al2O3 as a Support Material for Potassium-based High Temperature Lean NOx Traps
Jinyong Luo1,2, Feng Gao2 and Charles H. F. Peden2, (1)Cummins Inc., USA, (2)Pacific Northwest National Laboratory, USA.
4:20 PM
New Insights on N2O Formation Pathways during Lean/Rich Cycling of a Commercial Lean NOx Trap Catalyst
Sarka Bartova1, Petr Koci1, Milos Marek1, Josh A. Pihl2, Jae-Soon Choi2, Todd J. Toops2 and William P. Partridge Jr.2, (1)Institute of Chemical Technology, Czech Republic, (2)Oak Ridge National Laboratory, USA.
4:40 PM
The Influence of CO2 and H2O on the Storage Performances of LNT Catalysts Studied By FT-IR and Pulse Reactor Experiments
Luca Lietti1, Sara Morandi2, Lidia Castoldi1, Pio Forzatti1, Giovanna Ghiotti2 and Marco Daturi3, (1)Politecnico di Milano, Italy, (2)UniversitÓ di Torino, Italy, (3)University de Caen/ENSICAEN/CNRS, France.
5:00 PM
Understanding NH3 Formation over Lean NOx Trap (LNT) Catalysts: Effects of Lean/Rich Cycle Timing and Temperature
Christopher D. DiGiulio1, Josh A. Pihl2, Todd J. Toops2, Jae-Soon Choi2, Michael J. Lance2, James E. Parks II2 and Michael D. Amiridis1, (1)University of South Carolina, USA, (2)Oak Ridge National Laboratory, USA.