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 …
of the active sites in copper containing zeolites for the selective conversion of methane to …
The Role of In Situ/Operando IR Spectroscopy in Unraveling Adsorbate-Induced Structural Changes in Heterogeneous Catalysis
Heterogeneous catalysts undergo thermal-and/or adsorbate-induced dynamic changes
under reaction conditions, which consequently modify their catalytic behavior. Hence, it is …
under reaction conditions, which consequently modify their catalytic behavior. Hence, it is …
Cu-CHA–a model system for applied selective redox catalysis
E Borfecchia, P Beato, S Svelle, U Olsbye… - Chemical Society …, 2018 - pubs.rsc.org
We review the structural chemistry and reactivity of copper-exchanged molecular sieves with
chabazite (CHA) topology, as an industrially applied catalyst in ammonia mediated …
chabazite (CHA) topology, as an industrially applied catalyst in ammonia mediated …
Probing zeolites by vibrational spectroscopies
This review addresses the most relevant aspects of vibrational spectroscopies (IR, Raman
and INS) applied to zeolites and zeotype materials. Surface Brønsted and Lewis acidity and …
and INS) applied to zeolites and zeotype materials. Surface Brønsted and Lewis acidity and …
A consistent reaction scheme for the selective catalytic reduction of nitrogen oxides with ammonia
TVW Janssens, H Falsig, LF Lundegaard… - ACS …, 2015 - ACS Publications
For the first time, the standard and fast selective catalytic reduction (SCR) of NO by NH3 are
described in a complete catalytic cycle that is able to produce the correct stoichiometry while …
described in a complete catalytic cycle that is able to produce the correct stoichiometry while …
Disclosing the complex structure of UiO-66 metal organic framework: a synergic combination of experiment and theory
Through a combined use of experimental and theoretical approaches such as XRPD,
EXAFS, IR, and UV− vis spectroscopies and ab initio periodic DFT calculations, we report a …
EXAFS, IR, and UV− vis spectroscopies and ab initio periodic DFT calculations, we report a …
Reactivity of surface species in heterogeneous catalysts probed by in situ X-ray absorption techniques
Starting from the late seventies, the progressively increased availability of synchrotron light
sources allowed the execution of experiments requiring a high X-ray flux in a continuous …
sources allowed the execution of experiments requiring a high X-ray flux in a continuous …
Revisiting the nature of Cu sites in the activated Cu-SSZ-13 catalyst for SCR reaction
Cu-SSZ-13 is a highly active NH3-SCR catalyst for the abatement of harmful nitrogen oxides
(NOx, x= 1, 2) from the exhausts of lean-burn engines. The study of Cu-speciation occurring …
(NOx, x= 1, 2) from the exhausts of lean-burn engines. The study of Cu-speciation occurring …
Characterization of Cu-exchanged SSZ-13: a comparative FTIR, UV-Vis, and EPR study with Cu-ZSM-5 and Cu-β with similar Si/Al and Cu/Al ratios
Cu-SSZ-13 has been characterized by different spectroscopic techniques and compared
with Cu-ZSM-5 and Cu-β with similar Si/Al and Cu/Al ratios and prepared by the same ion …
with Cu-ZSM-5 and Cu-β with similar Si/Al and Cu/Al ratios and prepared by the same ion …
Siting and distribution of framework aluminium atoms in silicon-rich zeolites and impact on catalysis
J Dědeček, Z Sobalík, B Wichterlová - Catalysis Reviews, 2012 - Taylor & Francis
Siting of Al atoms in the framework T sites, in zeolite rings and channel/cavity system, and
the distribution of Al atoms between single Al atoms and close Al atoms in various Al-O-(Si …
the distribution of Al atoms between single Al atoms and close Al atoms in various Al-O-(Si …