Advanced Search Results For "MANGANESE compounds"
Your filters
The role of MnO 2 crystal morphological scale and crystal structure in selective catalytic degradation of azo dye.
Publication Type: Academic Journal
Source(s): Environmental science and pollution research international [Environ Sci Pollut Res Int] 2023 Feb; Vol. 30 (6), pp. 15377-15391. Date of Electronic Publication: 2022 Sep 28.
Abstract: MnO 2 , as a representative manganese-based catalyst with many kinds of crystal forms, has been widely used to activate PMS. However, the role of morphological scale and crystal structures on the catalytic capability of MnO 2 still lacks further study....
Removal of pharmaceutical in a biogenic/chemical manganese oxide system driven by manganese-oxidizing bacteria with humic acids as sole carbon source.
Publication Type: Academic Journal
Source(s): Journal of environmental sciences (China) [J Environ Sci (China)] 2023 Apr; Vol. 126, pp. 734-741. Date of Electronic Publication: 2022 May 29.
Abstract: Bioaugmented sand filtration has attracted considerable attention because it can effectively remove contaminants in drinking water without additional chemical reagent addition. In this study, a synthesized chemical manganese dioxide (MnO 2 )-coated qua...
Insight into the reactions of antimonite with manganese oxides: Synergistic effects of Mn(III) and oxygen vacancies.
Publication Type: Academic Journal
Source(s): Water research [Water Res] 2023 Apr 01; Vol. 232, pp. 119681. Date of Electronic Publication: 2023 Jan 29.
Abstract: Manganese oxides (Mn x O y ) are critical for determining the environmental behaviors and fate of antimonite (Sb(III)). However, little is known about the qualitative/quantitative connection between Mn x O y structures and Sb(III) fate. Herein, the rea...
Mn(III)-mediated bisphenol a degradation: Mechanisms and products.
Publication Type: Academic Journal
Source(s): Water research [Water Res] 2023 May 15; Vol. 235, pp. 119787. Date of Electronic Publication: 2023 Feb 23.
Abstract: Bisphenol A (BPA) is a high production volume chemical with potential estrogenic effects susceptible to abiotic degradation by MnO 2 . BPA transformation products and reaction mechanisms with MnO 2 have been investigated, but detailed process understan...
S modified manganese oxide for high efficiency of peroxydisulfate activation: Critical role of S and mechanism.
Publication Type: Academic Journal
Source(s): Chemosphere [Chemosphere] 2023 Jul; Vol. 328, pp. 138563. Date of Electronic Publication: 2023 Apr 05.
Abstract: Mn 2 O 3 as a typical Mn based semiconductor has attracted growing attention due to its peculiar 3d electron structure and stability, and the multi-valence Mn on the surface is the key to peroxydisulfate activation. Herein, an octahedral structure of M...
Orange G degradation by heterogeneous peroxymonosulfate activation based on magnetic MnFe 2 O 4 /α-MnO 2 hybrid.
Publication Type: Academic Journal
Source(s): Journal of environmental sciences (China) [J Environ Sci (China)] 2023 Feb; Vol. 124, pp. 379-396. Date of Electronic Publication: 2022 Feb 03.
Abstract: Wastewater containing an azo dye Orange G (OG) causes massive environmental pollution, thus it is critical to develop a highly effective, environmental-friendly, and reusable catalyst in peroxymonosulfate (PMS) activation for OG degradation. In this wo...
Particulate matter capturing over manganese dioxides with different crystal structures.
Publication Type: Academic Journal
Source(s): Journal of environmental sciences (China) [J Environ Sci (China)] 2023 May; Vol. 127, pp. 667-677. Date of Electronic Publication: 2022 Jul 09.
Abstract: Particulate matter (PM) is the main contributor to air pollution, and filtration has been reported to be promising for PM capturing. Considering the complexity of polluted air (volatile organic compounds (VOCs) and ozone are likely concomitant with PM ...
Enhanced transformation capability towards benzo(a)pyrene by Fe(III)-modified manganese oxides.
Publication Type: Academic Journal
Source(s): Journal of hazardous materials [J Hazard Mater] 2022 Jun 05; Vol. 431, pp. 128637. Date of Electronic Publication: 2022 Mar 05.
Abstract: Manganese oxides (Mn oxides) are ubiquitous and may coexist with Fe(III) ions in soil environments. In this study, acid birnessite, alkaline birnessite, cryptomelane, pyrolusite, manganite, and their Fe(III)-modified analogues were synthesized and used...
BPA degradation using biogenic manganese oxides produced by an engineered Escherichia coli with a non-blue laccase from Bacillus sp. GZB.
Publication Type: Academic Journal
Source(s): Chemosphere [Chemosphere] 2023 Jun; Vol. 326, pp. 138407. Date of Electronic Publication: 2023 Mar 14.
Abstract: Bisphenol A (BPA), an endocrine disruptor that is often found in a variety of environmental matrixes, poses a serious health risk. One of the most effective methods for completely degrading BPA is biological oxidation. This study used a non-blue laccas...
Manganese oxides mediated dissolve organic matter compositional changes in lake sediment and cadmium binding characteristics.
Publication Type: Academic Journal
Source(s): Ecotoxicology and environmental safety [Ecotoxicol Environ Saf] 2023 May; Vol. 256, pp. 114916. Date of Electronic Publication: 2023 Apr 14.
Abstract: In sediment environments, manganese (Mn) minerals have high dissolved organic matter (DOM) affinities, and could regulate the changes of DOM constituents and reactivity by fractionation. However, the effects of DOM fractionation by Mn minerals on the c...