Evolution and enabling capabilities of spatially resolved techniques for the characterization of heterogeneously catalyzed reactions

K Morgan, J Touitou, JS Choi, C Coney… - ACS …, 2016 - ACS Publications
The development and optimization of catalysts and catalytic processes requires knowledge
of reaction kinetics and mechanisms. In traditional catalyst kinetic characterization, the gas …

High-performance CeO2/halloysite hierarchical catalysts with promotional redox property and acidity for the selective catalytic reduction of NO with NH3

L Chen, Q Wang, X Wang, Q Cong, H Ma, T Guo… - Chemical Engineering …, 2020 - Elsevier
Earth-abundant and environmental-friendly ceria with excellent redox ability, rich surface
oxygen vacancies and high oxygen storage capacity was wildly used as catalysts for NH 3 …

It is no laughing matter: nitrous oxide formation in diesel engines and advances in its abatement over rhodium-based catalysts

M Jabłońska, R Palkovits - Catalysis Science & Technology, 2016 - pubs.rsc.org
Nitrous oxide (N2O) appears as one of the undesired by-products in exhaust gases emitted
from diesel engine aftertreatment systems, such as diesel oxidation catalysts (DOC), lean …

Challenges and breakthroughs in post-combustion catalysis: how to match future stringent regulations

P Granger - Catalysis Science & Technology, 2017 - pubs.rsc.org
This short overview briefly summarizes the prominent evolutions and scientific
breakthroughs in the development of end-of-pipe technologies with respect to the standard …

New operation strategy for driving the selectivity of NOx reduction to N2, NH3 or N2O during lean/rich cycling of a lean NOx trap catalyst

D Mráček, P Kočí, JS Choi, WP Partridge - Applied Catalysis B …, 2016 - Elsevier
Periodical regeneration of NO x storage catalyst (also known as lean NO x trap) by short rich
pulses of CO, H 2 and hydrocarbons is necessary for the reduction of nitrogen oxides …

Ammonia generation and utilization in a passive SCR (TWC+ SCR) system on lean gasoline engine

VY Prikhodko, JE Parks, JA Pihl, TJ Toops - SAE International Journal of …, 2016 - JSTOR
Lean gasoline engines offer greater fuel economy than the common stoichiometric gasoline
engine, but the current three way catalyst (TWC) on stoichiometric engines is unable to …

Composition/Performance Evaluation of Lean NOx Trap Catalysts for Coupling with SCR Technology

S Schönebaum, J Dornseiffer, P Mauermann… - …, 2021 - Wiley Online Library
The washcoat composition and the catalytic properties of two commercially available lean
NOx traps (LNTs) were investigated. Both catalysts contained nominally the same NOx …

Passive SCR for lean gasoline NOX control: Engine-based strategies to minimize fuel penalty associated with catalytic NH3 generation

VY Prikhodko, JE Parks, JA Pihl, TJ Toops - Catalysis Today, 2016 - Elsevier
Lean gasoline engines offer greater fuel economy than common stoichiometric gasoline
engines. However, excess oxygen prevents the use of the current three-way catalyst (TWC) …

Comparison of Pt-BaO/Al2O3 and Pt-CeO2/Al2O3 for NOx storage and reduction: Impact of cycling frequency

Z Zhou, MP Harold, D Luss - Applied Catalysis B: Environmental, 2019 - Elsevier
NOx reduction under net lean and near-stoichiometric conditions was carried out on Pt/Al 2
O 3, Pt/CeO 2/Al 2 O 3 and Pt/BaO/Al 2 O 3 washcoated monoliths to compare performance …

In-depth insights into N2O formation over Rh-and Pt-based LNT catalysts

L Castoldi, R Matarrese, L Kubiak, M Daturi, N Artioli… - Catalysis Today, 2019 - Elsevier
In this paper mechanistic aspects involved in the formation of N 2 O over model Pt-Ba/Al 2 O
3 and Rh-Ba/Al 2 O 3 LNT catalysts are discussed. The reactivity of both gaseous NO and of …