Synthesis strategies to control the Al distribution in zeolites: thermodynamic and kinetic aspects

J Bae, M Dusselier - Chemical Communications, 2023 - pubs.rsc.org
The activity and selectivity of acid-catalyzed chemistry is highly dependent on the Brønsted
and Lewis acid sites generated by Al substitutions in a zeolite framework with the desired …

Main-group catalysts with atomically dispersed in sites for highly efficient oxidative dehydrogenation

C Wang, Y Han, M Tian, L Li, J Lin… - Journal of the …, 2022 - ACS Publications
Transition metal oxides are well-known catalysts for oxidative dehydrogenation thanks to
their excellent ability to activate alkanes. However, they suffer from an inferior alkene yield …

Machine learning-assisted crystal engineering of a zeolite

X Li, H Han, N Evangelou, NJ Wichrowski, P Lu… - Nature …, 2023 - nature.com
It is shown that Machine Learning (ML) algorithms can usefully capture the effect of
crystallization composition and conditions (inputs) on key microstructural characteristics …

Novel synthesis of NaY-NH4F-Bi2S3 composite for enhancing iodine capture

M Jiang, L Zhu, Q Zhao, G Chen, Z Wang… - Chemical Engineering …, 2022 - Elsevier
Effective capture of radioactive iodine in spent fuel reprocessing is an urgent problem to be
solved. In this study, we reported a novel fluoride modified bismuth sulfide supported NaY …

Impact of low-temperature water exposure and removal on zeolite HY

A Zornes, NB Abdul Rahman, OR Das… - Journal of the …, 2023 - ACS Publications
Aqueous-phase postsynthetic modifications of the industrially important Y-type zeolite are
commonly used to change overall acid site concentrations, introduce stabilizing rare-earth …

[HTML][HTML] Improving separation of CH4 and N2 by adsorption on zeolite Y Ion–Exchanged with ammonium Cations: An experimental and Grand–Canonical Monte Carlo …

ES Pouya, AH Farmahini, P Sadeghi, K Peikert… - Chemical Engineering …, 2024 - Elsevier
The separation of methane (CH 4) from industrially–important nitrogen (N 2)-rich vent
streams such as those in liquefied natural gas processing plants is challenging. Pressure …

Acid catalysis over low-silica faujasite zeolites

X Li, H Han, W Xu, SJ Hwang, Z Shi, P Lu… - Journal of the …, 2022 - ACS Publications
Low-silica faujasite (FAU) zeolites (with Si/Al ratio of ca. 1.2–1.8) sustain framework integrity
and porosity upon moderate ion exchange (0.01 M NH4NO3 solution for 1 h at ambient …

Oxidative adsorption mechanism-based screening of zeolites for deep purification and recycling of NOx from humid gases

H Tao, Y Liu, J Li, C Zhang, C Zhao, X Yang… - Chemical Engineering …, 2023 - Elsevier
Adsorption is a promising technology for deep purification of nitrogen oxides (NO x) from flue
gases and simultaneously recycling NO 2 as an economically valuable chemical. Zeolite as …

Insights into the effects of zeolite structural confinement on pentene catalytic cracking to light olefins

W Yang, Y Xu, X Shu, X Wang, X Bai, Y Zuo, Y Luo… - Applied Energy, 2023 - Elsevier
It has long been known that the structural and topological diversity of microporous voids
confer significant catalytic diversity to zeolites. What is less understood, however, is the …

Revealing the Bro̷nsted Acidic Nature of Penta-Coordinated Aluminum Species in Dealuminated Zeolite Y with Solid-State NMR Spectroscopy

M Zheng, Q Wang, Y Chu, X Tan… - Journal of the …, 2024 - ACS Publications
The inevitable dealumination process of zeolite Y is closely related to ultrastabilization,
enhanced Bro̷nsted acidity, and deactivation throughout its life cycle, producing complex …