Opportunities and challenges in the development of advanced materials for emission control catalysts

AK Datye, M Votsmeier - Nature Materials, 2021 - nature.com
Advances in engine technologies are placing additional demands on emission control
catalysts, which must now perform at lower temperatures, but at the same time be robust …

Recent advances in hybrid metal oxide–zeolite catalysts for low-temperature selective catalytic reduction of NOx by ammonia

T Andana, KG Rappe, F Gao, J Szanyi… - Applied Catalysis B …, 2021 - Elsevier
A hybrid catalytic system comprised of metal oxide and Cu or Fe exchanged zeolite
components represents a potential advancement of state-of-the-art for selective catalytic …

An overview of lean exhaust denox aftertreatment technologies and nox emission regulations in the european union

T Selleri, AD Melas, A Joshi, D Manara, A Perujo… - Catalysts, 2021 - mdpi.com
This paper reviews the recent advances in the management of nitrogen oxide (NOx)
emissions from the internal combustion engine of light-duty and heavy-duty vehicles …

Layered double hydroxides and LDH-derived materials in chosen environmental applications: A review

D Chaillot, S Bennici, J Brendlé - Environmental Science and Pollution …, 2021 - Springer
With increasing global warming awareness, layered double hydroxides (LDHs),
hydrotalcites, and their related materials are key components to reduce the environmental …

An experimental and modelling study of the reactivity of adsorbed NH3 in the low temperature NH3-SCR reduction half-cycle over a Cu-CHA catalyst

N Usberti, F Gramigni, ND Nasello, U Iacobone… - Applied Catalysis B …, 2020 - Elsevier
The reactivity of Lewis and Brønsted ammonia in the reduction half-cycle (RHC) of the NH 3-
SCR low temperature redox mechanism was studied over a model Cu− CHA catalyst by …

Influence of ion mobility on the redox and catalytic properties of Cu ions in zeolites

M Signorile, E Borfecchia, S Bordiga, G Berlier - Chemical Science, 2022 - pubs.rsc.org
This contribution aims at analysing the current understanding about the influence of Al
distribution, zeolite topology, ligands/reagents and oxidation state on ions mobility in Cu …

Unveiling H2O2-optimized NOx adsorption-selective catalytic reduction (AdSCR) performance of WO3/CeZrO2 catalyst

Y Huang, S Liu, MM Pei, JY Li, HD Xu, YQ Chen - Rare Metals, 2023 - Springer
Recently, NO x emissions in the cold-start period have been a great challenge in eliminating
diesel vehicle exhaust. In this study, a type of NO x adsorption-selective catalytic reduction …

Rate Controlling in Low-Temperature Standard NH3-SCR: Implications from Operando EPR Spectroscopy and Reaction Kinetics

Y Wu, Y Ma, Y Wang, KG Rappé… - Journal of the …, 2022 - ACS Publications
A series of seven Cu/SSZ-13 catalysts with Si/Al= 6.7 are used to elucidate key rate-
controlling factors during low-temperature standard ammonia-selective catalytic reduction …

Review of hydrocarbon poisoning and deactivation effects on Cu-zeolite, Fe-zeolite, and vanadium-based selective catalytic reduction catalysts for NOx removal from …

F Gramigni, U Iacobone, ND Nasello… - Industrial & …, 2021 - ACS Publications
Low-temperature operation of NH3-SCR (selective catalytic reduction) systems for NOx
abatement in lean streams raises major challenges caused by the need to fix different …

Investigation of NO adsorption and desorption phenomena on a Pd/ZSM-5 passive NOx adsorber

Y Gu, SS Majumdar, JA Pihl, WS Epling - Applied Catalysis B …, 2021 - Elsevier
Pd-based zeolite materials have gained significant attention as passive NOx adsorbers
(PNAs) for diesel-engine cold-start NOx mitigation due to their ability to store NOx at low …