Catalysts for fast and NO2 SCR reactions for the removal of nitrogen oxides emitted from various sources: Recent advances, mechanisms, and future directions
The escalating severity of air pollution and climate-change issues has necessitated the
development and implementation of effective pollution-control measures. Nitrogen oxides …
development and implementation of effective pollution-control measures. Nitrogen oxides …
Research progress on NH3-SCR mechanism of metal-supported zeolite catalysts
W ZHANG, J CHEN, GUO Li, W ZHENG… - Journal of Fuel …, 2021 - Elsevier
Metal-supported zeolite catalysts have been widely used in the NH 3 selective catalytic
reduction (NH 3-SCR) reactions due to their wide temperature window and good …
reduction (NH 3-SCR) reactions due to their wide temperature window and good …
Unusual positive effect of SO2 on Mn-Ce mixed-oxide catalyst for the SCR reaction of NOx with NH3
JY Chen, P Fu, D Lv, Y Chen, M Fan, J Wu… - Chemical Engineering …, 2021 - Elsevier
A high-performance denitration catalyst based on Mn-Ce mixed-oxide derived from a
specific Mn/Ce precursorwas fabricated by solvothermal method. It exhibited outstanding …
specific Mn/Ce precursorwas fabricated by solvothermal method. It exhibited outstanding …
In Situ/Operando Spectroscopic Studies on the NH3–SCR Mechanism over Fe–Zeolites
Reduction/oxidation half-cycles of the selective catalytic reduction of NO with NH3 (NH3–
SCR) over Fe-exchanged mordenite (MOR) zeolites at 300° C were investigated by in …
SCR) over Fe-exchanged mordenite (MOR) zeolites at 300° C were investigated by in …
Synergistic effect between the redox property and acidity on enhancing the low temperature NH3-SCR activity for NOx removal over the Co0. 2CexMn0. 8-xTi10 (x= 0 …
L Chen, F Yuan, Z Li, X Niu, Y Zhu - Chemical Engineering Journal, 2018 - Elsevier
A series of Co 0.2 Ce x Mn 0.8-x Ti 10 (x= 0, 0.05, 0.15, 0.25, 0.35 and 0.40) oxides catalysts
were prepared by the sol-gel method and used for NH 3-SCR. These catalysts were …
were prepared by the sol-gel method and used for NH 3-SCR. These catalysts were …
Experimental assessment of the bifunctional NH3-SCR pathway and the structural and acid-base properties of WO3 dispersed on CeO2 catalysts
M Iwasaki, K Dohmae, Y Nagai, E Sudo, T Tanaka - Journal of Catalysis, 2018 - Elsevier
A bifunctional pathway for selective catalytic reduction (SCR) with NH 3 was established
using a mixture of WO 3/ZrO 2 possessing strong acidity and CeO 2 possessing moderate …
using a mixture of WO 3/ZrO 2 possessing strong acidity and CeO 2 possessing moderate …
Synergy of vanadia and ceria in the reaction mechanism of low-temperature selective catalytic reduction of NOx by NH3
W Hu, R Zou, Y Dong, S Zhang, H Song, S Liu… - Journal of …, 2020 - Elsevier
Elucidation of redox mechanism is vital to develop highly active catalysts for selective
catalytic reduction (SCR) of NOx. Here, we apply an integrated experimental and theoretical …
catalytic reduction (SCR) of NOx. Here, we apply an integrated experimental and theoretical …
New insight into alkali resistance and low temperature activation on vanadia-titania catalysts for selective catalytic reduction of NO
A series of vanadia-titania catalysts with different vanadia loadings for the selective catalytic
reduction (SCR) of NO by ammonia was prepared via incipient impregnation method. The …
reduction (SCR) of NO by ammonia was prepared via incipient impregnation method. The …
Mechanistic assessment of NO oxidative activation on tungsten-promoted ceria catalysts and its consequence for low-temperature NH3-SCR
W Hu, Y Zhang, X Wang, W Wu, H Song, Y Yang, S Liu… - Applied Energy, 2023 - Elsevier
Ceria has absorbed extensive interests in functioning as catalysts for low-temperature (LT)
selective catalytic reduction (SCR) of NOx due to its abundant surface oxygen species and …
selective catalytic reduction (SCR) of NOx due to its abundant surface oxygen species and …
NO oxidation on Fe-and Cu-zeolites mixed with BaO/Al2O3: Free oxidation regime and relevance for the NH3-SCR chemistry at low temperature
Oxidative activation of NO is commonly regarded as a key step in the low-temperature
mechanism of Standard SCR on metal-promoted zeolite catalysts for NH 3-SCR of NOx. In …
mechanism of Standard SCR on metal-promoted zeolite catalysts for NH 3-SCR of NOx. In …