In Situ UV–Vis–NIR Absorption Spectroscopy and Catalysis

ML Bols, J Ma, F Rammal, D Plessers, X Wu… - Chemical …, 2024 - ACS Publications
This review highlights in situ UV–vis–NIR range absorption spectroscopy in catalysis. A
variety of experimental techniques identifying reaction mechanisms, kinetics, and structural …

Mesoporous zeolite ZSM-5 confined Cu nanoclusters for efficient selective catalytic reduction of NOx by NH3

S Yuanyuan, Z Li, X Zhou, G Li, M Tan, S Ao… - Applied Catalysis B …, 2024 - Elsevier
Cu-based catalysts have been widely used in ammonia-selective catalytic reduction (NH 3-
SCR) of NO x for their excellent low temperature denitration performance. However, the …

Interface Induced by Hydrothermal Aging Boosts the Low-Temperature Activity of Cu-SSZ-13 for Selective Catalytic Reduction of NOx

L Jia, L Zhang, B Liu, H Cheng, H Li… - Environmental …, 2024 - ACS Publications
Hitherto, sulfur poisoning and hydrothermal aging have still been the challenges faced in
practical applications of the Cu-SSZ-13 catalyst for the selective catalytic reduction (SCR) of …

Spatial Distribution of Brønsted Acid Sites Determines the Mobility of Reactive Cu Ions in the Cu-SSZ-13 Catalyst during the Selective Catalytic Reduction of NO x with …

Y Fu, W Ding, H Lei, Y Sun, J Du, Y Yu… - Journal of the …, 2024 - ACS Publications
The formation of dimer-Cu species, which serve as the active sites of the low-temperature
selective catalytic reduction of NO x with NH3 (NH3-SCR), relies on the mobility of CuI …

Transition-Metal-Promoted Cu-SSZ-13 Catalysts for Continuous Selective Oxidation of Methane to Methanol Using Molecular Oxygen

Y Deng, H Lei, U Simon, D Ye, P Chen - ACS Catalysis, 2023 - ACS Publications
Chabazite-type Cu-SSZ-13 zeolites can catalyze the continuous selective oxidation of
methane (CH4) to methanol (CH3OH) under mild conditions using molecular oxygen (O2) …

Oxidation state of copper species rather than ammonium nitrate decomposition determines the N2O generation during NO reduction with NH3 on Cu-AEI catalyst

Q Wu, J Chen, C Fan, J Mi, X Kong, G Wang… - Chemical Engineering …, 2024 - Elsevier
Cu-based zeolite has excellent performance for nitrogen oxide removal from diesel vehicle
exhaust, but a small amount of N 2 O is still generated in the selective catalytic reduction …

A [Cu2O2]2+ Core in Cu/ZSM-5 for Efficient Selective Catalytic Oxidation of Nitrogen-Containing VOCs and NH3

T Zhao, X Duan, B Niu, G Li, B Zhang… - ACS ES&T …, 2024 - ACS Publications
Highly efficient elimination of nitrogen-containing volatile organic compounds (NVOCs) or
NH3 via selective catalytic oxidation (SCO) while avoiding NO x is a strongly desired …

[HTML][HTML] Support effect and reaction pathway for NO direct decomposition over CuMn/A (A= ZSM-5, Beta, SSZ-13) catalysts

R Kang, S An, X Wang, G Wang, H Chen, C Zhang… - Catalysis Today, 2024 - Elsevier
Abstract The CuMn/ZSM-5 (CM/Z), CuMn/Beta (CM/B), and CuMn/SSZ-13 (CM/S) catalyst
samples were prepared via an excess impregnation method to investigate the metal-support …

Revealing the mechanisms of NH3 adsorption and reactions in catalytic NOx reduction over Cux/CHA zeolites by in situ DRIFTS spectroscopy

Y Shen, Z Wang, S Ge, L Wang, W Zhan, Q Dai… - Applied Catalysis B …, 2024 - Elsevier
Adsorption and activation of NH 3 on Cu-SSZ-13 were essential for NO x removal, however,
their important role at the molecular level remains unclear. In this work, the Al-rich Cu/SSZ …

Inhibiting the Formation of Toxic HCN Induced by C3H6 Coexistence and Enhancing C3H6 Resistance of Cu-Zeolite in the NH3–SCR Reaction

Y Sun, T Zhang, W Ding, J Liu, D Liu, J Du… - Environmental …, 2024 - ACS Publications
The presence of light hydrocarbons (HCs) in diesel exhaust, specifically C3H6, significantly
affects the performance of the state-of-the-art Cu-SSZ-13 zeolite NH3–SCR catalysts. It also …