Search Results - "Tabor, Edyta"
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Tailoring of the structure of Fe-cationic species in Fe-ZSM-5 by distribution of Al atoms in the framework for N2O decomposition and NH3-SCR-NOx
Published in Journal of catalysis (01-04-2014)“…[Display omitted] •Fe-cationic species in Fe-ZSM-5 for NH3-SCR-NOx and N2O decomposition were analyzed.•Structure and population of Fe-cationic species were…”
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Al Organization in the SSZ-13 Zeolite. Al Distribution and Extraframework Sites of Divalent Cations
Published in Journal of physical chemistry. C (04-04-2019)“…SSZ-13 is a Si-rich (Si/Al > 5) small pore zeolite (chabazite topology) important for both acid and redox catalysis. Using a sample with Si/Al = 12, a new…”
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3
Al-rich beta zeolites. Distribution of Al atoms in the framework and related protonic and metal-ion species
Published in Journal of catalysis (01-01-2016)“…[Display omitted] •Al-rich BEA∗ (Si/Al 4–5) are compared to conventional Si-rich BEA∗ (Si/Al 11).•High Al content results in a high content of AlSiAl besides…”
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Effect of Alkali-Free Synthesis and Post-Synthetic Treatment on Acid Sites in Beta Zeolites
Published in Molecules (Basel, Switzerland) (28-07-2020)“…Beta zeolites with Si/Al around 14 were prepared using three new alkali-free synthesis methods based on the application of amorphous aluminosilicate precursor…”
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The proximity of aluminium atoms influences the reaction pathway of ethanol transformation over zeolite ZSM-5
Published in Communications chemistry (25-02-2020)“…The organization of aluminium atoms in zeolites affects their catalytic properties. Here we demonstrate that the aluminium distribution is a key parameter…”
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Low-temperature selective oxidation of methane over distant binuclear cationic centers in zeolites
Published in Communications chemistry (21-06-2019)“…Highly active oxygen capable to selectively oxidize methane to methanol at low temperature can be prepared in transition-metal cation exchanged zeolites. Here…”
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The Photodynamic Properties and the Genotoxicity of Heat-Treated Silicalite-1 Films
Published in Materials (14-02-2019)“…We investigated the use of a supported silicalite-1 film ( ) as a promising coating for metallic materials used in the fabrication of prostheses. The role of…”
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Structure of Framework Aluminum Lewis Sites and Perturbed Aluminum Atoms in Zeolites as Determined by 27Al{1H} REDOR (3Q) MAS NMR Spectroscopy and DFT/Molecular Mechanics
Published in Angewandte Chemie International Edition (07-01-2015)“…Zeolites are highly important heterogeneous catalysts. Besides Brønsted SiOHAl acid sites, also framework AlFR Lewis acid sites are often found in their…”
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Tuning the Aluminum Distribution in Zeolites to Increase their Performance in Acid‐Catalyzed Reactions
Published in ChemSusChem (07-02-2019)“…The organization of Al atoms in the framework of Si‐rich zeolites is very important and includes two classes: (i) the Al siting that determines which…”
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Nature and Redox Properties of Iron Sites in Zeolites Revealed by Mössbauer Spectroscopy
Published in ChemPlusChem (Weinheim, Germany) (01-05-2024)“…Iron‐containing zeolite‐based catalysts play a pivotal role in environmental processes aimed at mitigating the release of harmful greenhouse gases, such as…”
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Effect of the Nuclearity and Coordination of Cu and Fe Sites in β Zeolites on the Oxidation of Hydrocarbons
Published in ACS catalysis (03-04-2020)“…Cu and Fe zeolites can activate oxygen for oxidative reactions of methane and stable hydrocarbon molecules. Here, we analyzed the activity of Cu and Fe sites…”
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Cover Feature: Tuning the Aluminum Distribution in Zeolites to Increase their Performance in Acid‐Catalyzed Reactions (ChemSusChem 3/2019)
Published in ChemSusChem (07-02-2019)“…The Cover Feature shows the effects of various Al distributions in Si‐rich zeolites on the catalytic performance. More information can be found in the Review…”
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Oxygen Splitting and Methane Oxidation over Fe-Mordenite: Insight by the Operando 2D COS UV–Vis–NIR–IR Approach
Published in Journal of physical chemistry. C (07-03-2024)“…Activation of molecular oxygen and subsequent oxidation of methane over Fe sites in mordenite zeolites with different content of framework Al atoms were…”
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Activation of molecular oxygen over binuclear iron centers in Al-rich BEA zeolite
Published in Applied catalysis. B, Environmental (05-11-2023)“…Here, we present the unique redox properties of distant binuclear iron centers in Al-rich *BEA zeolite in O2 splitting and CH4 oxidation. Al-rich *BEA was…”
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Fe-MOR and Fe-FER as catalysts for abatement of N2O with CH4: in situ UV–vis DRS and operando FTIR study
Published in Applied catalysis. B, Environmental (01-03-2024)“…The catalytic reduction of N2O with CH4 in absence or in presence of O2 (CRN2O or SCRN2O) and H2O (hydrothermal conditions) was studied on Fe-MOR and Fe-FER…”
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Organization of Cooperating Aluminum Pairs in Ferrierite Evidenced by Luminescence Quenching
Published in Journal of physical chemistry. C (20-04-2023)“…We show that four cooperating Al atoms located at the two neighboring six-membered (6-MR) rings in the ferrierite framework can be readily discerned by…”
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Effect of Enhanced Accessibility of Acid Sites in Micromesoporous Mordenite Zeolites on Hydroisomerization of n‑Hexane
Published in ACS catalysis (01-09-2017)“…This paper describes a study of the nature and the accessibility of the acid sites in micromesoporous mordenite zeolites obtained by desilication and…”
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High temperature performance and stability of Fe-FER catalyst for N2O decomposition
Published in Catalysis communications (10-01-2017)“…The scope of the study was to identify the performance and long-term stability of Fe-FER for N2O decomposition under conditions relevant for use as a…”
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Analysis of NH3‐TPD Profiles for CuSSZ‐13 SCR Catalyst of Controlled Al Distribution – Complexity Resolved by First Principles Thermodynamics of NH3 Desorption, IR and EPR Insight into Cu Speciation
Published in Chemistry : a European journal (06-12-2021)“…NH3 temperature‐programmed desorption (NH3‐TPD) is frequently used for probing the nature of the active sites in CuSSZ‐13 zeolite for selective catalytic…”
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Splitting dioxygen over distant binuclear transition metal cationic sites in zeolites. Effect of the transition metal cation
Published in International journal of quantum chemistry (15-05-2021)“…Splitting dioxygen to yield highly active oxygen species attracts enormous attention due to its potential in direct oxidation reactions, mainly in…”
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