Journal ArticleDOI
Acid modification enhances selective catalytic reduction activity and sulfur dioxide resistance of manganese-cerium-cobalt catalysts: Insight into the role of phosphotungstic acid.
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TLDR
In this paper, the authors applied the phosphotungstic acid (HPW) modification strategy to improve the N2 selectivity, SO2 and H2O resistance of the Mn-Ce-Co catalyst, and further explored the mechanism of HWP modification on enhanced catalytic performance.About:
This article is published in Journal of Colloid and Interface Science.The article was published on 2021-06-23. It has received 10 citations till now. The article focuses on the topics: Catalysis & Phosphotungstic acid.read more
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Journal ArticleDOI
Recent progress of low-temperature selective catalytic reduction of NO<sub>x</sub> with NH<sub>3</sub> over manganese oxide-based catalysts
T Morawa,Neal D. Fortin +1 more
TL;DR: In this article , three forms of manganese oxide-based catalysts were introduced in detail, including single MANO, composite MANO and supported MANO based catalysts.
Journal ArticleDOI
Structural control for inhibiting SO2 adsorption in porous MnCe nanowire aerogel catalysts for low-temperature NH3-SCR
TL;DR: In this article , a hierarchical porous nanowire structure catalyst was designed by the in situ self-assembly method to inhibit SO2 adsorption, and the NOx conversion of the MnCe-N catalyst was almost not inhibited by SO2 (250 ppm).
Journal ArticleDOI
Self-assembled biomineralized MnOx for low temperature selective catalytic reduction of NOx
TL;DR: A self-assembled biomineralized MnOx materials was prepared by a simple liquid phase co-precipitation method for selective catalytic reduction (SCR) of nitrogen oxides (NOx) as mentioned in this paper .
Journal ArticleDOI
Phosphotungstic Acid-Modified MnOx for Selective Catalytic Reduction of NOx with NH3
TL;DR: In this article , the H3PW12O40-modified MnOx catalysts (denoted as Mn-HPW) were used for NOx elimination with co-fed NH3.
Journal ArticleDOI
SO2 reduction for sulfur production by CO over Ce-Al-Ox composite oxide catalyst
TL;DR: The 10%Ce-al-ox catalyst for SO2 was shown to achieve higher than 98% SO2 conversion and higher than 86% sulfur yield in the temperature range of 425-500 °C as discussed by the authors .
References
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Journal ArticleDOI
Nitrous Oxide (N2O): The Dominant Ozone-Depleting Substance Emitted in the 21st Century
TL;DR: In this paper, the ozone depletion potential-weighted anthropogenic emissions of N2O with those of other ozone-depleting substances were compared, and it was shown that N 2O emission currently is the single most important ozone-destroying emission and is expected to remain the largest throughout the 21st century.
Journal ArticleDOI
Selective Catalytic Reduction of NOx with NH3 by Using Novel Catalysts: State of the Art and Future Prospects.
Lupeng Han,Sixiang Cai,Sixiang Cai,Min Gao,Jun-ya Hasegawa,Penglu Wang,Jianping Zhang,Liyi Shi,Dengsong Zhang +8 more
TL;DR: This review summarizes the latest SCR reaction mechanisms and emerging poison-resistant mechanisms in the beginning and subsequently gives a comprehensive overview of newly developed SCR catalysts, including metal oxide catalysts ranging from VOx, MnOx, CeO2, and Fe2O3 to CuO based catalysts.
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Ce 3d XPS study of composite CexMn1 xO2 y wet oxidation catalysts
TL;DR: In this article, X-ray photoelectron spectroscopy (XPS) was used to investigate the valence state of cerium in unsupported composite Ce x Mn 1− x O 2− y catalysts.
Journal ArticleDOI
Rational Design of High-Performance DeNOx Catalysts Based on MnxCo3–xO4 Nanocages Derived from Metal–Organic Frameworks
TL;DR: In this paper, a deNOx catalyst based on hollow porous MnxCo3-xO4 nanocages with a spinel structure thermally derived from nanocube-like metal-organic frameworks (Mn3[Co(CN)6]2·nH2O), which are synthesized via a self-assemble method, is presented.
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Highly efficient mesoporous MnO2 catalysts for the total toluene oxidation: Oxygen-Vacancy defect engineering and involved intermediates using in situ DRIFTS
Shengpeng Mo,Qi Zhang,Jiaqi Li,Yuhai Sun,Quanming Ren,Sibei Zou,Qian Zhang,Jiahui Lu,Mingli Fu,Deqing Mo,Junliang Wu,Haomin Huang,Daiqi Ye +12 more
TL;DR: In this paper, the role of oxygen vacancy defects in the activation-oxidation process of toluene was investigated, and the as-prepared MnOx-ET catalyst has more surficial oxygen vacancies and good oxygen storage capacity.