Articles with "membrane electrode" as a keyword



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Evaluation of Nafion with Various Pt–C Concentrations in Membrane Electrode Assemblies for PEMFCs

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Published in 2017 at "Fuel Cells"

DOI: 10.1002/fuce.201600179

Abstract: Membrane electrode assemblies (MEAs) were fabricated directly onto the electrolyte membrane, using an ultrasonic spraying technique. Pt–C catalysts, with concentrations of 10%, 20% and 40% by weight, were used, and the Pt loading onto the… read more here.

Keywords: nafion; membrane electrode; evaluation nafion; electrode assemblies ... See more keywords
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Influence of lanthanum on morphology and electrochemical performance of nano‐platinum‐based catalytic membrane electrode

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Published in 2019 at "Surface and Interface Analysis"

DOI: 10.1002/sia.6689

Abstract: The current research of platinum (Pt)–based catalysts focuses on reducing Pt loading in the catalysts while enhancing the catalytic activity. As a rare‐earth element, lanthanum (La) has demonstrated good synergistic effect with Pt‐based catalysts, because… read more here.

Keywords: catalytic membrane; membrane; performance; spectroscopy ... See more keywords
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The thermal-mechanical properties of functionally graded membrane electrode assembly of PEMFC

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Published in 2019 at "Journal of Molecular Modeling"

DOI: 10.1007/s00894-019-4241-y

Abstract: Proton exchange membrane fuel cell (PEMFC) is one of the most promising clean energy technologies in the future because of its advantages of having zero pollution and high-power generation efficiency. However, the commercialization of PEMFC… read more here.

Keywords: membrane electrode; functionally graded; pemfc; electrode assembly ... See more keywords
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Investigation of electrocatalytic activity of nanostructure Ce-doped MnOx sol–gel coating deposited on porous Ti membrane electrode

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Published in 2018 at "Journal of Sol-Gel Science and Technology"

DOI: 10.1007/s10971-018-4620-3

Abstract: AbstractCe-doped MnOx/Ti electrocatalytic membrane electrodes were prepared by doping rare earth element Ce into manganese oxide (MnOx) via sol–gel method, and coated on the porous Ti substrate membrane electrode. In order to evaluate electrocatalytic activity… read more here.

Keywords: sol gel; membrane; membrane electrode; activity ... See more keywords
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Gram-positive bacteria covered bioanode in a membrane-electrode assembly for use in bioelectrochemical systems.

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Published in 2021 at "Bioelectrochemistry"

DOI: 10.1016/j.bioelechem.2021.108011

Abstract: A novel strain of Gram-positive bacteria Paenibacillus profundus YoMME was recognized by sequencing of 16S rRNA gene and after that tested for exoelectrogenicity for the first time. It was found that at an applied potential… read more here.

Keywords: gram positive; positive bacteria; electrode assembly; membrane electrode ... See more keywords
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Analyses and insights into 2D crystallite architected membrane electrode assemblies for polymer electrolyte fuel cells

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Published in 2021 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2021.129280

Abstract: Abstract The high power performance of low-temperature polymer electrolyte fuel cells (PEFCs), rendering them an elevated spot among portable and transportation oriented energy conversion systems, depends primarily on the precise selection and utilization of materials… read more here.

Keywords: electrode assemblies; membrane electrode; electrolyte fuel; fuel ... See more keywords
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The effect of membrane electrode assembly methods on the performance in fuel cells

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Published in 2021 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2021.138676

Abstract: Abstract The rise in interest in fuel cells’ technologies increased the number of researchers and publications in the field. The ultimate test of new materials in a lab setup would be in a membrane electrode… read more here.

Keywords: performance; electrode assembly; fuel cells; membrane electrode ... See more keywords
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Effect of electrode Pt-loading and cathode flow-field plate type on the degradation of PEMFC

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Published in 2019 at "Journal of Energy Chemistry"

DOI: 10.1016/j.jechem.2018.09.004

Abstract: Abstract The electrode Pt-loading has an effect on the number of active sites and the thickness of catalyst layer, which has huge influence on the mass transfer and water management during dynamic process in PEMFCs.… read more here.

Keywords: electrode assemblies; membrane electrode; catalyst; electrode ... See more keywords
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A solar responsive photocatalytic fuel cell with the membrane electrode assembly design for simultaneous wastewater treatment and electricity generation.

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Published in 2018 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2018.07.031

Abstract: In this work, a photocatalytic fuel cell (PFC) with membrane electrode assembly (MEA) structure was designed for simultaneous organic compounds degradation and electricity generation. For the photoanode, the TiO2 with the quantum-dot sensitization by CdS-ZnS… read more here.

Keywords: fuel cell; membrane electrode; electricity generation; performance ... See more keywords
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Removal of trace naproxen from aqueous solution using a laboratory-scale reactive flow-through membrane electrode.

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Published in 2019 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2019.05.085

Abstract: The kinetics and mechanisms of naproxen (NPX) degradation with the concentration of 20-200 μg/L were investigated by using reactive flow-through membrane anode. The electrochemical degradation of NPX followed pseudo-first-order reaction kinetics. The kinetic rate constant (k)… read more here.

Keywords: reactive flow; membrane electrode; flow membrane; aqueous solution ... See more keywords
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Highly stable membrane–electrode assembly using ether-linkage-free spirobifluorene-based aromatic polyelectrolytes for direct formate solid alkaline fuel cells

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Published in 2019 at "Journal of Power Sources"

DOI: 10.1016/j.jpowsour.2019.226997

Abstract: Abstract The low stability of membrane–electrode assemblies (MEAs) in solid alkaline fuel cells (SAFCs) operating at high temperatures and in highly alkaline conditions is a critical issue. In this study, we developed a membrane–electrode assembly… read more here.

Keywords: membrane electrode; formate; solid alkaline; membrane ... See more keywords