Articles with "pbo2" as a keyword



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Effects of deposition time and current density on PbO2 electrosynthesis from methanesulfonate electrolyte

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Published in 2018 at "Journal of Applied Electrochemistry"

DOI: 10.1007/s10800-018-1194-2

Abstract: This work investigated the effects of current density and deposition time on the properties of electrodeposited PbO2. The PbO2 preparation was conducted on Ti/SnO2–Sb substrates by galvanostatic anodic deposition in a newly proposed methanesulfonate electrolytic… read more here.

Keywords: deposition; pbo2; current density; deposition time ... See more keywords
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PbO2 electrode modified by graphene oxide to boost electrodegradation of 4-hydroxybenzophenone

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Published in 2021 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-021-13066-7

Abstract: 4-Hydroxybenzophenone (4-OH-BP), a highly toxic and widely used pharmaceutical and personal care products (PPCPs), has been obtained growing concern recently. Electrochemical anodic oxidation technology has been confirmed efficient in eliminating organics from aqueous solution. In… read more here.

Keywords: graphene oxide; layer; pbo2 electrode; active layer ... See more keywords
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Maximization of current efficiency for organic pollutants oxidation at BDD, Ti/SnO2-Sb/PbO2, and Ti/SnO2-Sb anodes.

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Published in 2018 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2018.04.090

Abstract: Whereas electrochemical oxidation is noted for its ability to degrade bio-refractory organics, it has also been incorrectly criticized for excessive energy consumption. The present paper rectifies this misunderstanding by demonstrating that the energy actually consumed… read more here.

Keywords: sno2; oxidation; energy; current efficiency ... See more keywords
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Electrochemical oxidation of ceftazidime with graphite/CNT-Ce/PbO2-Ce anode: Parameter optimization, toxicity analysis and degradation pathway.

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Published in 2020 at "Environmental pollution"

DOI: 10.1016/j.envpol.2020.114436

Abstract: In this work, the electrochemical degradation of antibiotic ceftazidime has been studied using a novel rare earth metal Ce and carbon nanotubes codoped PbO2 electrode. A competitively high oxygen evolution potential (2.4 V) and enhanced catalytic… read more here.

Keywords: degradation; pbo2 electrode; ceftazidime; pbo2 ... See more keywords
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Effect of phase composition of PbO2 on cycle stability of soluble lead flow batteries

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Published in 2021 at "Journal of energy storage"

DOI: 10.1016/j.est.2021.102524

Abstract: Abstract As the anodic deposited material of soluble lead flow battery, the phase composition of PbO2 is an important factor affecting the performance of battery. In this paper, the influences of current density, concentration of… read more here.

Keywords: pbo2; flow; phase composition; lead ... See more keywords
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Deposition of FeOOH layers onto porous PbO2 by galvanic displacement and their use as electrocatalysts for oxygen evolution reaction

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Published in 2020 at "Journal of Electroanalytical Chemistry"

DOI: 10.1016/j.jelechem.2020.114844

Abstract: Abstract The galvanic displacement reaction between sacrificial PbO2 layers and Fe(II) ions has been carried out in mildly acid acetate solutions. The effect of experimental variables, like morphology of the PbO2 layers, solution pH, temperature… read more here.

Keywords: oxygen evolution; galvanic displacement; reaction; evolution reaction ... See more keywords
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Enhanced photoelectrocatalytic degradation of tetracycline using a bifacial electrode of nickel-polyethylene glycol-PbO2//Ti//TiO2-Ag2O

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Published in 2021 at "Journal of Electroanalytical Chemistry"

DOI: 10.1016/j.jelechem.2021.115319

Abstract: Abstract A bifacial electrode of nickel-polyethylene glycol-PbO2//Ti//TiO2-Ag2O was prepared for the photoelectrocatalytic degradation of tetracycline. The side of nickel-polyethylene glycol-PbO2 was fabricated by electrodepositing PbO2 in an acid solution containing both nickel ions (Ni) and… read more here.

Keywords: pbo2; electrode; bifacial electrode; tio2 ag2o ... See more keywords
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Hydroxyl multi-walled carbon nanotube-modified nanocrystalline PbO2 anode for removal of pyridine from wastewater.

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Published in 2017 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2016.12.056

Abstract: We prepared a hydroxyl multi-wall carbon nanotube-modified nanocrystalline PbO2 anode (MWCNTs-OH-PbO2) featuring high oxygen evolution potential, large effective area, and excellent electrocatalytic performance. The oxygen evolution potential and effective area of the MWCNTs-OH-PbO2 electrode were… read more here.

Keywords: mwcnts pbo2; pbo2 anode; carbon; pyridine ... See more keywords
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When MXene (Ti3C2Tx) meet Ti/PbO2: An improved electrocatalytic activity and stability.

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Published in 2022 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2022.128440

Abstract: Stable electrode materials with high catalytic activity are urgently required for electrochemical degradation of refractory organic pollutants in wastewater treatment. Herein, high conductive MXene (Ti3C2Tx) was firstly fabricated by electrophoretic deposition (EPD) as an interlayer… read more here.

Keywords: pbo2 electrode; pbo2; activity; mxene ti3c2tx ... See more keywords
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Redox-Driven Recrystallization of PbO2.

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Published in 2022 at "Environmental science & technology"

DOI: 10.1021/acs.est.1c08767

Abstract: Lead(IV) oxide (PbO2) is one of the lead corrosion products that forms on the inner surface of lead pipes used for drinking water supply. It can maintain low dissolved Pb(II) concentrations when free chlorine is… read more here.

Keywords: redox driven; pbo2; recrystallization pbo2; mineralogy ... See more keywords
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Effect of Current Density on Preparation and Properties of TF/β-PbO2 in MSA Media

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Published in 2023 at "ACS Omega"

DOI: 10.1021/acsomega.2c07879

Abstract: The lead-based alloy and DSA anodes have drawbacks, such as poor corrosion resistance, easy peeling of coating, low electrocatalytic activity, and environmental pollution in electrode preparation processes. In this study, titanium foam/β-PbO2 (TF/β-PbO2) was prepared… read more here.

Keywords: current density; pbo2; preparation; optimum pbo2 ... See more keywords