Analysis and control of acid sites in zeolites
A Palčić, V Valtchev - Applied Catalysis A: General, 2020 - Elsevier
The exceptional catalytic performance of zeolites is due to the presence of active sites in a
shape-selective environment, ie, in micropores with molecular dimensions. The present …
shape-selective environment, ie, in micropores with molecular dimensions. The present …
The nature and catalytic function of cation sites in zeolites: a computational perspective
Zeolites have a broad spectrum of applications as robust microporous catalysts for various
chemical transformations. The reactivity of zeolite catalysts can be tailored by introducing …
chemical transformations. The reactivity of zeolite catalysts can be tailored by introducing …
Nuclear quantum effects on zeolite proton hop** kinetics explored with machine learning potentials and path integral molecular dynamics
Proton hop** is a key reactive process within zeolite catalysis. However, the accurate
determination of its kinetics poses major challenges both for theoreticians and …
determination of its kinetics poses major challenges both for theoreticians and …
Mechanistic insights into CeO 2-catalyzed direct synthesis of diethyl carbonate from CO 2 and ethanol assisted by zeolite and 2, 2-diethoxypropane
T Chang, M Yabushita, Y Nakagawa… - Catalysis Science & …, 2023 - pubs.rsc.org
Direct and non-reductive conversion of CO2 and ethanol to form diethyl carbonate (DEC) is
limited by its severe equilibrium and typically necessitates a dehydrant to shift the …
limited by its severe equilibrium and typically necessitates a dehydrant to shift the …
Selective removal of acid sites in mordenite zeolite by trimethylchlorosilane silylation to improve dimethyl ether carbonylation stability
Catalysis research always pursues more efficient catalysts and realizes selectivity-controlled
conversion. The local environment of acid sites in a zeolite is regarded as the vital reason for …
conversion. The local environment of acid sites in a zeolite is regarded as the vital reason for …
Spectroscopic expression of the external surface sites of H-ZSM-5
The nature and spectroscopic expression of external surface sites of zeolites, in particular
ZSM-5, is a long-debated question. Herein, we use three cutting-edge techniques: Fourier …
ZSM-5, is a long-debated question. Herein, we use three cutting-edge techniques: Fourier …
Effects of Brønsted acid site proximity in chabazite zeolites on OH infrared spectra and protolytic propane cracking kinetics
The arrangement of framework Al heteroatoms in zeolite lattices influences the energetics of
proton siting and thus the distribution of protons among crystallographically-distinct oxygen …
proton siting and thus the distribution of protons among crystallographically-distinct oxygen …
Two-dimensional ultrathin silica films
Two-dimensional (2D) ultrathin silica films have the potential to reach technological
importance in electronics and catalysis. Several well-defined 2D-silica structures have been …
importance in electronics and catalysis. Several well-defined 2D-silica structures have been …
[HTML][HTML] Effect of Pt nanoparticle decoration on the H2 storage performance of plasma-derived nanoporous graphene
N Kostoglou, CW Liao, CY Wang, JN Kondo… - Carbon, 2021 - Elsevier
A nanoporous and large surface area (∼ 800 m 2/g) graphene-based material was
produced by plasma treatment of natural flake graphite and was subsequently surface …
produced by plasma treatment of natural flake graphite and was subsequently surface …
Fluoride-free synthesis of high-silica CHA-type aluminosilicates by seed-assisted aging treatment for starting gel
R Osuga, M Yabushita, T Matsumoto… - Chemical …, 2022 - pubs.rsc.org
High-silica CHA-type aluminosilicates (Si/Al molar ratio> 100) were synthesized
hydrothermally in the absence of fluoride media, where the seed-assisted aging treatment …
hydrothermally in the absence of fluoride media, where the seed-assisted aging treatment …