Articles with "catalytic degradation" as a keyword



Facile Synthesis of Ag–γ-Fe2O3 Superior Nanocomposite for Catalytic Reduction of Nitroaromatic Compounds and Catalytic Degradation of Methyl Orange

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Published in 2018 at "Catalysis Letters"

DOI: 10.1007/s10562-018-2569-z

Abstract: A facile synthetic route for preparing silver-doped maghemite (Ag–γ-Fe2O3) nanocomposite via a modified co-precipitation method was developed. The prepared magnetic nanocomposite was characterized by means of thermal analysis, transmission electron microscope, X-Ray diffraction, vibrating sample… read more here.

Keywords: nitroaromatic compounds; reduction nitroaromatic; degradation methyl; methyl orange ... See more keywords

Graphene Oxide Treated by Temperature with Enhancement of Adsorption for Organic Pollutants and Catalytic Degradation with Hydrogen Peroxide

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Published in 2024 at "Catalysis Letters"

DOI: 10.1007/s10562-023-04575-w

Abstract: Graphene oxide (GO) has been used in the range of organic pollutants adsorption and degradation. It’s important to improve the performance of GO in the treatment of organic pollutants. Here, we found that the organic… read more here.

Keywords: graphene oxide; adsorption; organic pollutants; degradation hydrogen ... See more keywords

Thermogravimetry applied for catalytic degradation of atmospheric residue of petroleum on mesoporous catalyst

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Published in 2018 at "Journal of Thermal Analysis and Calorimetry"

DOI: 10.1007/s10973-018-7830-6

Abstract: Thermogravimetry was used in order to evaluate thermal and catalytic degradation of atmospheric residue of petroleum (ATR) which is found at Brazilian refineries, after a process of atmospheric distillation. The catalyst used for the thermocatalytic… read more here.

Keywords: degradation atmospheric; degradation; thermogravimetry; atmospheric residue ... See more keywords

Enhancement of catalytic degradation of perchlorate using novel stabilized Ni/Fe/Zn nanoparticles

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Published in 2017 at "Journal of the Iranian Chemical Society"

DOI: 10.1007/s13738-017-1143-8

Abstract: The stabilized Ni/Fe/Zn nanoparticles (S-Ni/Fe/Zn NPs) were successfully synthesized in the presence of starch as a stabilizing agent through the borohydride reductive method. The physicochemical properties of the prepared nanoparticles were characterized by FE-SEM, XRD,… read more here.

Keywords: degradation; stabilized nanoparticles; perchlorate; degradation perchlorate ... See more keywords

Dynamic Regulation of Hydrogen Bonding Networks and Solvation Structures for Synergistic Solar-Thermal Desalination of Seawater and Catalytic Degradation of Organic Pollutants

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Published in 2024 at "Nano-Micro Letters"

DOI: 10.1007/s40820-024-01544-9

Abstract: A flow-bed water purification system with an asymmetric solar-thermal and catalytic membrane is designed for synergistic solar-thermal desalination of seawater/brine and catalytic degradation of organic pollutants. The hydrogen bonding networks can be regulated by the… read more here.

Keywords: desalination seawater; solvation; degradation; thermal desalination ... See more keywords
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Catalytic degradation of chlorinated organic pollutants over CexFe1−xO2 (x: 0, 0.25, 0.5, 0.75, 1) nanocomposites at mild conditions

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Published in 2017 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2016.09.039

Abstract: Abstract Oxidation of chlorinated organic pollutants (COPs) like 4-chlorophenol (4-CP), 2,4-dichlorophenol (2,4-DCP), 2,4-dichlorophenoxy acetic acid (2,4-D) using aqueous hydrogen peroxide (30% v/v) over Ce x Fe 1−x O 2 (x: 0, 0.25, 0.5, 0.75, 1)… read more here.

Keywords: organic pollutants; degradation chlorinated; toc cod; chlorinated organic ... See more keywords

Different mechanisms between biochar and activated carbon for the persulfate catalytic degradation of sulfamethoxazole: Roles of radicals in solution or solid phase

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Published in 2019 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2019.121908

Abstract: Abstract Biochar as a carbonaceous material alternative to activated carbon (AC) has received increasing application in the catalytic degradation of organic pollutants. However, the different underlying mechanism between biochar and AC for the catalytic degradation… read more here.

Keywords: degradation sulfamethoxazole; catalytic degradation; activated carbon; degradation ... See more keywords

Sugarcane biochar as novel catalyst for highly efficient oxidative removal of organic compounds in water

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Published in 2021 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2020.126895

Abstract: Abstract Cost effective and environmental friendly biochar catalyst (SugBC900) with high catalytic activity toward peroxymonosulfate (PMS) was prepared by simple pyrolysis of sugarcane waste, and utilized for efficient degradation of organic pollutants. Taking advantages of… read more here.

Keywords: degradation; sugarcane biochar; water; catalyst ... See more keywords

Robust self-cleaning urchin-like Ni/Co LDH stainless steel mesh for gravity-driven oil/water emulsion separation and catalytic degradation of aromatic dyes

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Published in 2021 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"

DOI: 10.1016/j.colsurfa.2021.127186

Abstract: Abstract In the face of frequent oil spills and dye emissions, membrane technology is an efficient method to treat wastewater. However, selectivity, membrane fouling and high operating pressure are tricky problems for practical membrane applications.… read more here.

Keywords: catalytic degradation; urchin like; oil; self cleaning ... See more keywords

Catalytic degradation of ethylene oxide over Ag/α-Al2O3

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Published in 2020 at "Journal of Catalysis"

DOI: 10.1016/j.jcat.2020.07.008

Abstract: Abstract Ethylene oxide (EO) degradation over Ag/α-Al2O3 catalysts involves bifunctional pathways, whereby α-Al2O3 surfaces catalyze hydration, isomerization, dimerization, and oxidation while Ag surfaces facilitate combustion and isomerization of ethylene oxide. EO degradation reactions run over… read more here.

Keywords: degradation; oxide al2o3; ethylene oxide; degradation ethylene ... See more keywords
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Influence of oxygen and water content on the formation of polychlorinated organic by-products from catalytic degradation of 1,2-dichlorobenzene over a Pd/ZSM-5 catalyst.

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Published in 2021 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2020.123952

Abstract: Understanding the generation and influence mechanism of polychlorinated organic by-products during the catalytic degradation of chlorinated volatile organic compounds (CVOCs) is essential to the safe and environmentally friendly treatment of those pollutants. In this study,… read more here.

Keywords: organic products; catalytic degradation; water; polychlorinated organic ... See more keywords