Metal‐Free [2 + 3] Dipolar Cycloaddition/Denitration Cascade between Nitroalkenes and α‐Diazoesters: Regioselective Access to Functionalized NH‐Pyrazoles
Sign Up to like & getrecommendations! Published in 2024 at "Asian Journal of Organic Chemistry"
DOI: 10.1002/ajoc.202400077
Abstract: An efficient one‐pot synthesis of 1H‐pyrazoles has been realized via cascade cyclocondensation of β‐nitroalkenes as C2 synthon with α‐diazoesters as C1N2 unit. The reaction proceeds via concomitant formation of two new (C‐N & C‐C) bonds… read more here.
Keywords: dipolar cycloaddition; cascade; denitration; metal free ... See more keywords
Optimal controlling of boiler combustion and denitration process based on DDPG
Sign Up to like & getrecommendations! Published in 2022 at "International Journal of Intelligent Systems"
DOI: 10.1002/int.22996
Abstract: Aiming at the problems of secondary pollution and resource waste caused by inaccurate input of coal and ammonia in coal‐fired power plant, an optimal controlling method of combustion and denitration coordinated operation based on Deep… read more here.
Keywords: optimal controlling; denitration; based ddpg; combustion denitration ... See more keywords
The Effect of K Salts on SO2–SO3 Conversion and Denitration Behavior over V2O5–WO3/TiO2 Catalysts
Sign Up to like & getrecommendations! Published in 2019 at "Catalysis Surveys from Asia"
DOI: 10.1007/s10563-019-09265-5
Abstract: A series of V2O5–WO3/TiO2 catalysts treated by KCl or K2SO4 were prepared using the equal volume impregnation method. The effects of adding these K salts on SO2–SO3 conversion and on denitration behavior over the catalyst… read more here.
Keywords: v2o5 wo3; wo3 tio2; conversion; so2 so3 ... See more keywords
O3 oxidation excited by yellow phosphorus emulsion coupling with red mud absorption for denitration.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of hazardous materials"
DOI: 10.1016/j.jhazmat.2020.123971
Abstract: Directing to unwieldiness NOx emitted by the industry, the removal of NOx was implemented using yellow phosphorus (P4) emulsion and red mud slurry as composite absorbent. Where yellow phosphorus is considered to stimulate formation of… read more here.
Keywords: phosphorus emulsion; denitration; phosphorus; yellow phosphorus ... See more keywords
Ambient electrosynthesis of ammonia with efficient denitration
Sign Up to like & getrecommendations! Published in 2020 at "Nano Energy"
DOI: 10.1016/j.nanoen.2020.105321
Abstract: Abstract The NH3 electrosynthesis under ambient conditions represents an attractive alternative to the traditional Haber−Bosch industrial process, and NO is one of the major air pollutants. Here, with single-atom-site Nb catalyst, the ambient electrochemical denitration… read more here.
Keywords: ammonia efficient; efficient denitration; electrosynthesis ammonia; ambient electrosynthesis ... See more keywords
Structure and denitration performance of carbon-based catalysts prepared from Cu–BTC precursor
Sign Up to like & getrecommendations! Published in 2018 at "Transactions of Nonferrous Metals Society of China"
DOI: 10.1016/s1003-6326(18)64734-x
Abstract: Abstract Using Cu–BTC prepared by hydrothermal method as precursor, carbon-based catalysts were obtained as model materials for low-temperature DeNOx. These catalysts were characterized by X-ray diffractometry (XRD), Raman spectroscopy, scanning electron microscopy (SEM) and energy… read more here.
Keywords: precursor; performance; carbon based; based catalysts ... See more keywords
Formation of Fly Ash Catalysts and Selection of a Matrix Binder and Its Application in Denitration
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DOI: 10.1021/acsomega.0c03642
Abstract: The development of high-efficiency and low-cost new catalysts is an extremely attractive topic. In this study, two different matrix bentonite-modified fly ash catalysts were successfully prepared, and the compressive strength of the catalyst was studied… read more here.
Keywords: denitration; ash catalysts; compressive strength; fly ash ... See more keywords
Research on plasma modified fly ash denitration
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DOI: 10.1038/s41598-024-54948-3
Abstract: The effects of reactor parameters and process parameters on the denitration rate of modified fly ash in different gas atmospheres were studied by using a dielectric barrier plasma reactor and using orthogonal experiments. The characteristics… read more here.
Keywords: denitration; denitration rate; adsorption; modified fly ... See more keywords
Diesel engine exhaust denitration using non-thermal plasma with activated carbon
Sign Up to like & getrecommendations! Published in 2020 at "Reaction Chemistry and Engineering"
DOI: 10.1039/d0re00227e
Abstract: Vanadium-based catalysts are often used in selective catalytic reduction (SCR) technology for abating NOx in diesel engine exhaust. However, their poor catalytic ability at low temperature, high toxicity and cost are big turnoffs. In this… read more here.
Keywords: non thermal; diesel engine; denitration; engine exhaust ... See more keywords
CO + NH3 coupling denitration at low temperatures over manganese/activated carbon catalysts
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DOI: 10.1039/d2ra06429d
Abstract: To explore the mechanism of low-temperature carbon monoxide and ammonia (CO + NH3) coupling denitration of manganese/activated carbon (Mn/AC) catalysts, Mn/AC series catalysts were prepared using the impregnation method with AC activated by nitric acid… read more here.
Keywords: denitration; carbon; nh3 coupling; temperature ... See more keywords
The effect of rare earth modification on the denitration performance of Fe2O3–MnO2/TiO2 catalysts
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DOI: 10.1039/d5ra06528c
Abstract: High denitration efficiency and strong adaptability to flue gas temperature fluctuations are essential properties for NH3 selective catalytic reduction (SCR) catalysts. In this study, rare earth oxide modification of the catalyst 8Fe2O3–40MnO2/TiO2via the addition of… read more here.
Keywords: catalyst; denitration; denitration performance; rare earth ... See more keywords