Todd J Toops Distinguished R&D Scientist Contact toopstj@ornl.gov | 865.341.1207 All Publications Deactivation of Accelerated Engine-Aged and Field-Aged Fe-Zeolite SCR Catalysts... A Study on a Prognosis Algorithm for PEMFC Lifetime Prediction based on Durability Tests... Kinetic Model Development for the Combustion of Particulate Matter from Conventional and Soy Methyl Ester Diesel Fuels... NOx storage and reduction in model lean NOx trap catalysts studied by in situ DRIFTS... The Role of Phosphorus and Soot on the Deactivation of Diesel Oxidation Catalysts... Effects of Rapid High Temperature Cyclic Aging on a Fully-Formulated Lean NOx Trap Catalyst... Nondestructive X-ray Inspection of Thermal Damage, Soot and Ash Distributions in Diesel Particulate Filters... Impact of Biofuel Blending on Diesel Soot Oxidation: Implications for Aftertreatment... Effect of Ceria on the Sulfation and Desulfation Characteristics of a Model Lean NOx Trap Catalyst... Development of an Accelerated Ash Loading Protocol for Diesel Particulate Filters... Influence of Ceria on the NOx Storage/Reduction Behavior of Lean NOx Trap Catalysts... Fundamental studies of commercial lean NOx trap performance, sulfation and desulfation... Microkinetic Modeling of Lean NOx Trap Chemistry under Reducing Conditions... Sulfation of K-based Lean NOx Trap while Cycling Between Lean and Rich Conditions: I. Microreactor Study ... Correlation between spatiotemporal distribution of reactions and global performance of lean NOx trap catalysts... Biodiesel synthesis using calcined layered double hydroxide catalysts... Nitrided Metallic Bipolar Plates... New sulfur adsorbents derived from layered double hydroxides: II. DRIFTS study of COS and H2S adsorption... Effect of Ceria on the Storage and Regeneration Behavior of a Model Lean NOx Trap Catalyst... EFFECT OF ENGINE-BASED THERMAL AGING ON SURFACE MORPHOLOGY AND PERFORMANCE OF LEAN NOX TRAPS... The Use of Small Engines as Surrogates for Research in Aftertreatment, Combustion, and Fuels... A Kinetic and DRIFTS Study of Supported Pt Catalysts for NO Oxidation... Intra-Fuel Cell Stack Measurements of Transient Concentration Distributions... Pagination First page « First Previous page ‹‹ … Page 4 Page 5 Current page 6 Key Links ORCID Organizations Energy Science and Technology Directorate Buildings and Transportation Science Division Propulsion Science Section Applied Catalysis and Emissions Controls Research Group User Facilities National Transportation Research Center