Recent Understanding of Low-Temperature Copper Dynamics in Cu-Chabazite NH3-SCR Catalysts
Dynamic motion of NH3-solvated Cu sites in Cu-chabazite (Cu-CHA) zeolites, which are the
most promising and state-of-the-art catalysts for ammonia-assisted selective reduction of …
most promising and state-of-the-art catalysts for ammonia-assisted selective reduction of …
Mechanistic Understanding of Cu-CHA Catalyst as Sensor for Direct NH3-SCR Monitoring: The Role of Cu Mobility
The concept to utilize a catalyst directly as a sensor is fundamentally and technically
attractive for a number of catalytic applications, in particular, for the catalytic abatement of …
attractive for a number of catalytic applications, in particular, for the catalytic abatement of …
Metal Loading Affects the Proton Transport Properties and the Reaction Monitoring Performance of Fe-ZSM-5 and Cu-ZSM-5 in NH3-SCR
Metal-promoted zeolites are widely applied as catalysts for the selective catalytic reduction
of nitrogen oxide by NH3 (NH3-SCR). Here, we describe a systematic study on the proton …
of nitrogen oxide by NH3 (NH3-SCR). Here, we describe a systematic study on the proton …
The effect of Cu and Fe cations on NH 3-supported proton transport in DeNO x-SCR zeolite catalysts
P Chen, D Rauch, P Weide, S Schönebaum… - Catalysis Science & …, 2016 - pubs.rsc.org
Proton transport studies revealed the different influence of Fe and Cu cations on the NH3–
zeolite interaction and the NO–zeolite interaction in the presence of adsorbed NH3. At low …
zeolite interaction and the NO–zeolite interaction in the presence of adsorbed NH3. At low …
Monitoring NH3 storage and conversion in Cu-ZSM-5 and Cu-SAPO-34 catalysts for NH3-SCR by simultaneous impedance and DRIFT spectroscopy
The development of more efficient zeolite catalysts for selective catalytic reduction of NO x
by NH 3 (NH 3-SCR) requires insights into both reaction mechanism and real-time state of …
by NH 3 (NH 3-SCR) requires insights into both reaction mechanism and real-time state of …
A study of Cu-SAPO-34 catalysts for SCR of NOx by ammonia
M Cortés-Reyes, E Finocchio, C Herrera… - Microporous and …, 2017 - Elsevier
Abstract H-SAPO-34 and Cu-SAPO-34 catalysts have been synthesized by a hydrothermal
method using ultrasound and diethylamine (DEA) as structural directing agent. Copper has …
method using ultrasound and diethylamine (DEA) as structural directing agent. Copper has …
In Situ Spectroscopic Studies of Proton Transport in Zeolite Catalysts for NH3-SCR
Proton transport is an elementary process in the selective catalytic reduction of nitrogen
oxides by ammonia (DeNO x by NH3-SCR) using metal-exchanged zeolites as catalysts …
oxides by ammonia (DeNO x by NH3-SCR) using metal-exchanged zeolites as catalysts …
Radio-frequency-based urea dosing control for diesel engines with ammonia SCR catalysts
M Dietrich, C Steiner, G Hagen, R Moos - SAE International Journal of …, 2017 - JSTOR
The radio-frequency (RF) or microwave-based catalyst state determination offers the
opportunity to operate an automotive catalyst at its optimal point. This has already been …
opportunity to operate an automotive catalyst at its optimal point. This has already been …
[PDF][PDF] Recent Understanding of Low-Temperature Copper Dynamics in Cu-Chabazite NH3-SCR Catalysts. Catalysts 2021, 11, 52
Dynamic motion of NH3-solvated Cu sites in Cu-chabazite (Cu-CHA) zeolites, which are the
most promising and state-of-the-art catalysts for ammonia-assisted selective reduction of …
most promising and state-of-the-art catalysts for ammonia-assisted selective reduction of …
Korrelation von integralen und lokalen Untersuchungsmethoden an Abgasnachbehandlungssystemen für Magermotoren
S Schönebaum, R Moos, U Simon - 2020 - publications.rwth-aachen.de
In der vorliegenden Arbeit wurde die DRIFTS-Spektroskopie als Verfahren zur Analyse von
molekularen Vorgängen auf verschiedenen Katalysatorsystemen für Magermotoren …
molekularen Vorgängen auf verschiedenen Katalysatorsystemen für Magermotoren …