Small-pore zeolites: synthesis and catalysis

M Dusselier, ME Davis - Chemical reviews, 2018 - ACS Publications
In the past decade or so, small-pore zeolites have received greater attention than large-and
medium-pore molecular sieves that have historically dominated the literature. This is …

New trends in tailoring active sites in zeolite-based catalysts

M Shamzhy, M Opanasenko, P Concepción… - Chemical Society …, 2019 - pubs.rsc.org
This review addresses the recent developments and trends in tailoring the nature and local
properties of active sites in zeolite-based catalysts, with a special focus on novel extra-large …

Influence of framework Al density in chabazite zeolites on copper ion mobility and reactivity during NOx selective catalytic reduction with NH3

SH Krishna, A Goswami, Y Wang, CB Jones… - Nature Catalysis, 2023 - nature.com
Cu zeolites catalyse low-temperature (< 523 K) selective catalytic reduction (SCR) of
nitrogen oxides (NO x) via a redox cycle involving dynamic interconversion between NH3 …

Dynamic multinuclear sites formed by mobilized copper ions in NOx selective catalytic reduction

C Paolucci, I Khurana, AA Parekh, S Li, AJ Shih, H Li… - Science, 2017 - science.org
Copper ions exchanged into zeolites are active for the selective catalytic reduction (SCR) of
nitrogen oxides (NO x) with ammonia (NH3), but the low-temperature rate dependence on …

The direct catalytic oxidation of methane to methanol—a critical assessment

M Ravi, M Ranocchiari… - Angewandte Chemie …, 2017 - Wiley Online Library
Despite the large number of disparate approaches for the direct selective partial oxidation of
methane, none of them has translated into an industrial process. The oxidation of methane …

Active sites and mechanisms in the direct conversion of methane to methanol using Cu in zeolitic hosts: a critical examination

MA Newton, AJ Knorpp, VL Sushkevich… - Chemical Society …, 2020 - pubs.rsc.org
In this critical review we examine the current state of our knowledge in respect of the nature
of the active sites in copper containing zeolites for the selective conversion of methane to …

Catalysis in a cage: condition-dependent speciation and dynamics of exchanged Cu cations in SSZ-13 zeolites

C Paolucci, AA Parekh, I Khurana… - Journal of the …, 2016 - ACS Publications
The relationships among the macroscopic compositional parameters of a Cu-exchanged
SSZ-13 zeolite catalyst, the types and numbers of Cu active sites, and activity for the …

Selective catalytic reduction over Cu/SSZ-13: linking homo-and heterogeneous catalysis

F Gao, D Mei, Y Wang, J Szanyi… - Journal of the American …, 2017 - ACS Publications
Active centers in Cu/SSZ-13 selective catalytic reduction (SCR) catalysts have been recently
identified as isolated Cu2+ and [CuII (OH)]+ ions. A redox reaction mechanism has also …

Recent advances in automotive catalysis for NO x emission control by small-pore microporous materials

AM Beale, F Gao, I Lezcano-Gonzalez… - Chemical Society …, 2015 - pubs.rsc.org
The ever increasing demand to develop highly fuel efficient engines coincides with the need
to minimize air pollution originating from the exhaust gases of internal combustion engines …

Toward rational design of Cu/SSZ-13 selective catalytic reduction catalysts: implications from atomic-level understanding of hydrothermal stability

J Song, Y Wang, ED Walter, NM Washton, D Mei… - ACS …, 2017 - ACS Publications
The hydrothermal stability of Cu/SSZ-13 SCR catalysts has been extensively studied, yet
atomic-level understanding of changes to the zeolite support and the Cu active sites during …