Water structures on acidic zeolites and their roles in catalysis

Q Liu, JA van Bokhoven - Chemical Society Reviews, 2024 - pubs.rsc.org
The local reaction environment of catalytic active sites can be manipulated to modify the
kinetics and thermodynamic properties of heterogeneous catalysis. Because of the unique …

[PDF][PDF] Recent advances in solid-state NMR of zeolite catalysts

W Wang, J Xu, F Deng - National Science Review, 2022 - academic.oup.com
Zeolites are important inorganic crystalline microporous materials with a broad range of
applications in the areas of catalysis, ion exchange, and adsorption/separations. Solid-state …

Catalytic routes for direct methane conversion to hydrocarbons and hydrogen: current state and opportunities

H Cruchade, IC Medeiros-Costa, N Nesterenko… - ACS …, 2022 - ACS Publications
Natural gas, the cleanest fossil fuel, is an abundant source of methane and expected to play
an increasingly important role in powering the world's economic growth over the energy …

Silanol-engineered nonclassical growth of zeolite nanosheets from oriented attachment of amorphous protozeolite nanoparticles

Q Zhang, J Li, X Wang, G He, L Li, J Xu… - Journal of the …, 2023 - ACS Publications
Zeolite nonclassical growth via particle attachment has been proposed for two decades, yet
the attachment mechanism and kinetic regulation remain elusive. Here, nonclassical growth …

Suitable location of Lewis acid over ZnOH+/HZSM-5 catalysts effectively enhance dehydrogenation activity and catalyze the aromatization process of C6 olefins in …

P Liu, J Wang, L Ling, X Shen, X Li, R Zhang, B Wang - Fuel, 2024 - Elsevier
The aromatization of long-chain olefins is a critical step in the methanol to aromatics (MTA)
process, which determines the formation of aromatic products. The role of Lewis (L) acid and …

Brønsted Acid Site Catalytic Role in Methane Dehydroaromatization over Mo/HZSM-5

H Zhang, L Wei, Y Sun, C Wang, Y Li, R Li - ACS Catalysis, 2024 - ACS Publications
Methane dehydroaromatization (MDA) has the potential to be a technology with high
environmental efficiency for synthesizing benzene, toluene, and xylenes (BTX) from …

Interplay between alkali-metal cations and silanol sites in nanosized CHA zeolite and implications for CO2 adsorption

S Ghojavand, E Dib, J Rey, A Daouli… - Communications …, 2023 - nature.com
Silanols are key players in the application performance of zeolites, yet, their localization and
hydrogen bonding strength need more studies. The effects of post-synthetic ion exchange …

Propylene Metathesis over Molybdenum Silicate Microspheres with Dispersed Active Sites

D Skoda, R Zhu, B Hanulikova, A Styskalik… - ACS …, 2023 - ACS Publications
In this work, we demonstrate that amorphous and porous molybdenum silicate microspheres
are highly active catalysts for heterogeneous propylene metathesis. Homogeneous …

Correlation of Brønsted acid strengths and species substituted Si in ZSM-5 and their effects on propylene polymerization in MTA reaction

P Liu, J Han, L Ling, X Shen, P Liu, R Zhang… - Microporous and …, 2023 - Elsevier
Methanol to aromatics (MTA) is regarded as an efficient process to generate benzene,
toluene, xylene (BTX), and other important chemical raw materials, and the polymerization of …

Regulating the states of Ni species by controlling the silanols of MCM-41 support to promote the hydrogenation of maleic anhydride

J Zhuang, S Yan, P Zhang, X Liu, Y Zhao, Y Yu… - Fuel, 2023 - Elsevier
Nickel (Ni) supported on MCM-41 zeolite as hydrogenation catalysts have been widely
applied in various reactions, however, the synergism between Ni and the support remains …