Selective Catalytic Reduction of NOx with NH3 by Using Novel Catalysts: State of the Art and Future Prospects

L Han, S Cai, M Gao, J Hasegawa, P Wang… - Chemical …, 2019 - ACS Publications
Selective catalytic reduction with NH3 (NH3–SCR) is the most efficient technology to reduce
the emission of nitrogen oxides (NO x) from coal-fired industries, diesel engines, etc …

Selective Transformation of Various Nitrogen-Containing Exhaust Gases toward N2 over Zeolite Catalysts

R Zhang, N Liu, Z Lei, B Chen - Chemical reviews, 2016 - ACS Publications
In this review we focus on the catalytic removal of a series of N-containing exhaust gases
with various valences, including nitriles (HCN, CH3CN, and C2H3CN), ammonia (NH3) …

Time-resolved copper speciation during selective catalytic reduction of NO on Cu-SSZ-13

A Marberger, AW Petrov, P Steiger, M Elsener… - Nature Catalysis, 2018 - nature.com
Practical catalysts often operate under dynamic conditions of temperature variations and
sudden changes of feed composition that call for understanding of operation and catalyst …

Structure–activity relationships in NH3-SCR over Cu-SSZ-13 as probed by reaction kinetics and EPR studies

F Gao, ED Walter, EM Karp, J Luo, RG Tonkyn… - Journal of catalysis, 2013 - Elsevier
Cu-SSZ-13 catalysts with various Cu loadings were prepared via aqueous solution ion-
exchange. The hydrated samples were characterized with Electron Paramagnetic …

Confinement of MnOx@ Fe2O3 core-shell catalyst with titania nanotubes: Enhanced N2 selectivity and SO2 tolerance in NH3-SCR process

Y Li, Y Hou, Y Zhang, Y Yang, Z Huang - Journal of Colloid and Interface …, 2022 - Elsevier
Surface interface regulation is an important research content in the field of heterogeneous
catalysis. To improve the interface interaction between the active component and matrix …

Experimental and kinetic modeling study of NH3-SCR of NOx on Fe-ZSM-5, Cu-chabazite and combined Fe-and Cu-zeolite monolithic catalysts

PS Metkar, MP Harold, V Balakotaiah - Chemical engineering science, 2013 - Elsevier
A comprehensive experimental and modeling study of selective catalytic reduction of NOx
with NH3 was carried out on Fe-ZSM-5 and Cu-chabazite (CHA) catalysts. The experiments …

Silicate-induced high-temperature-resistant small-crystallite ceria support enhancing palladium-catalyzed low-concentration methane combustion

Y Wu, W Yang, M Zhao, H Xu, J Wang… - Separation and Purification …, 2025 - Elsevier
Abstract High-performance Pd/CeO 2 catalysts for the purification of low-concentration
methane in waste gases by catalytic combustion have long been pursued, given that …

Selective catalytic reduction of NOx on combined Fe-and Cu-zeolite monolithic catalysts: Sequential and dual layer configurations

PS Metkar, MP Harold, V Balakotaiah - Applied Catalysis B: Environmental, 2012 - Elsevier
Iron and copper-based zeolites are effective catalysts for the lean selective catalytic
reduction (SCR) of NOx with NH3. Cu-zeolites are more active at lower temperatures (≤ …

Deactivation of Cu-SSZ-13 by SO 2 exposure under SCR conditions

K Wijayanti, K Leistner, S Chand, A Kumar… - Catalysis Science & …, 2016 - pubs.rsc.org
A deactivation study of Cu-SSZ-13 has been conducted using SO2 exposure under SCR
conditions and examining its effect on different reactions involving NH3-SCR. Several …

Structural snapshots of the SCR reaction mechanism on Cu-SSZ-13

T Günter, HWP Carvalho, DE Doronkin… - Chemical …, 2015 - pubs.rsc.org
The structure of copper sites in Cu-SSZ-13 during NH3-SCR was unravelled by a
combination of novel operando X-ray spectroscopic techniques. Strong adsorption of NH3 …