Articles with "bromine" as a keyword



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Cage-Like Porous Carbon with Superhigh Activity and Br2 -Complex-Entrapping Capability for Bromine-Based Flow Batteries.

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Published in 2017 at "Advanced materials"

DOI: 10.1002/adma.201605815

Abstract: Bromine-based flow batteries receive wide attention in large-scale energy storage because of their attractive features, such as high energy density and low cost. However, the Br2 diffusion and relatively low activity of Br2 /Br- hinder… read more here.

Keywords: br2; bromine; activity br2; entrapping capability ... See more keywords
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Carbon Materials as Positive Electrodes in Bromine-Based Flow Batteries.

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Published in 2022 at "ChemPlusChem"

DOI: 10.1002/cplu.202100441

Abstract: Bromine based redox flow batteries (RFBs) can provide sustainable energy storage due to the abundance of bromine. Such devices pair Br2 /Br- at the positive electrode with complementary redox couples at the negative electrode. Due… read more here.

Keywords: materials positive; bromine; bromine based; carbon materials ... See more keywords
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Bromination mechanisms of aromatic pollutants: formation of Br2 and bromine transfer from metallic oxybromides

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Published in 2022 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-021-17650-9

Abstract: Bromination mechanisms of aromatic pollutants assume a chief contribution in the observed yields and pattern’s distribution of a wide array of dioxin-like toxicants. However, salient features of the governing pathways remain largely speculative. This study… read more here.

Keywords: aromatic pollutants; mechanisms aromatic; bromine; bromination ... See more keywords
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Transformation of bromide and formation of brominated disinfection byproducts in peracetic acid oxidation of phenol.

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Published in 2021 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2021.132698

Abstract: Peracetic acid (PAA) has attracted increasing attention in wastewater treatment as a disinfectant. However, the transformation of bromide (Br-) during PAA oxidation of bromide-containing wastewater has not been fully explored. This study showed that Br-… read more here.

Keywords: peracetic acid; transformation bromide; bromine; wastewater ... See more keywords
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Search for HBr and bromine photochemistry on Venus

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Published in 2017 at "Icarus"

DOI: 10.1016/j.icarus.2017.04.016

Abstract: Abstract HBr (1–0) R2 2605.8/6.2 cm −1 , the strongest line of the strongest band of HBr, was observed when searching for this species on Venus. The observation was conducted using the NASA IRTF and… read more here.

Keywords: chemistry; bromine; hbr; bromine photochemistry ... See more keywords
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Structural and spectroscopic studies of bromofullerene

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Published in 2019 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2018.11.336

Abstract: Abstract Structural and spectroscopic studies on fullerene and bromofullerene molecules were investigated. The reaction with liquid bromine was used to prepare bromofullerene and it was characterized by using X-ray diffraction, ultraviolet–visible, Fourier transform infrared, Fourier… read more here.

Keywords: structural spectroscopic; spectroscopic studies; bromine; electron ... See more keywords
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Assignment of the relative stereochemistry of two novel vicinal dibromo compounds using NMR and DFT-GIAO calculations

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Published in 2020 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2020.128157

Abstract: Abstract Bromination reactions are among the most important reactions in organic synthesis and can be carried out using bromine or many other bromine donor compounds. Among them, one of the best known is the addition… read more here.

Keywords: dft giao; stereochemistry two; bromine; relative stereochemistry ... See more keywords
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Aqueous photodegradation of the benzophenone fungicide metrafenone: Carbon-bromine bond cleavage mechanism.

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Published in 2021 at "Water research"

DOI: 10.1016/j.watres.2021.117775

Abstract: Metrafenone (MF), as a new type of benzophenone fungicide, has been widely used in agriculture and is persistent in the environment. Understanding its photochemical fate is essential for the comprehensive evaluation of its ecological risk.… read more here.

Keywords: bond cleavage; bromine; benzophenone fungicide;
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Application of dual carbon-bromine stable isotope analysis to characterize anaerobic micro-degradation mechanisms of PBDEs in wetland bottom-water.

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Published in 2021 at "Water research"

DOI: 10.1016/j.watres.2021.117854

Abstract: Polybrominated diphenyl ethers (PBDEs), one kind of persistent organic pollutants, were widely detected in coastal wetlands. Microbial reductive debromination is one of the most important attenuation processes for PBDEs in anaerobic environment, whereas the underlying… read more here.

Keywords: degradation; carbon; isotope; analysis ... See more keywords
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Degradation of Polyamide Nanofiltration Membranes by Bromine: Changes of Physiochemical Properties and Filtration Performance.

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Published in 2021 at "Environmental science & technology"

DOI: 10.1021/acs.est.1c00206

Abstract: The potential coexistence and interaction of bromine and polyamide membranes during membrane-based water treatment prompts us to investigate the effect of bromine on membrane performance. For fully aromatic polyamide membrane NF90 exposed under a mild… read more here.

Keywords: bromination; membranes bromine; bromine; performance ... See more keywords
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Debromination with Bromine Recovery from Pyrolysis of Waste Printed Circuit Boards Offers Economic and Environmental Benefits.

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Published in 2023 at "Environmental science & technology"

DOI: 10.1021/acs.est.2c06448

Abstract: Bromine is an important resource that is widely used in medical, automotive, and electronic industries. Waste electronic products containing brominated flame retardants can cause serious secondary pollution, which is why catalytic cracking, adsorption, fixation, separation,… read more here.

Keywords: bromine; bromine recovery; pyrolysis; debromination bromine ... See more keywords