Search Results - "Daoudi, Meriem"
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Effects of conjoint mechanical and chemical stress on perfluorosulfonic-acid membranes for fuel cells
Published in Journal of power sources (15-11-2020)“…To improve the lifetime of proton-exchange membrane (PEM) fuel cells, it is necessary to provide a better understanding of the degradation mechanisms of the…”
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Journal Article -
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Oxygen diffusion impedance in proton exchange membrane fuel cells – insights into electrochemical impedance spectra and equivalent electrical circuit modeling
Published in Electrochimica acta (20-12-2023)“…In Randles circuit, the oxygen diffusion impedance connects in series with the Oxygen Reduction Reaction charge-transfer resistance, implying that the Cathode…”
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Journal Article -
3
A chemical-mechanical ex-situ aging of perfluorosulfonic-acid membranes for fuel cells: Impact on the structure and the functional properties
Published in Journal of power sources (01-02-2022)“…Perfluorosulfonic acid (PFSA) membranes are key components for the operation of Polymer Electrolyte Membrane Fuel Cells (PEMFC). They undergo harsh conditions…”
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Journal Article -
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Impact of sulfonated poly(ether ether ketone) membranes pretreatments on their physicochemical properties and fuel cell performances
Published in Journal of polymer science (2020) (01-05-2023)“…This work focuses on the impact of sulfonated poly(ether ether ketone) (sPEEK) membrane pretreatments on fuel cell performance, starting from two different…”
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Journal Article -
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Oxygen Transport Impedance in a Polymer Electrolyte Membrane Fuel Cell Equivalent Electrical Circuit
Published in 2021 International Workshop on Impedance Spectroscopy (IWIS) (29-09-2021)“…One common way to interpret the data of Electrochemical Impedance Spectroscopy (EIS) with Polymer Exchange Membrane Fuel Cells (PEMFC) consists in using an…”
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Conference Proceeding -
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A Hybrid Method Combining Genetic and Nelder-Mead Algorithms for the Interpretation of Electrochemical Impedance Data - Application to Proton Exchange Membrane Fuel Cells
Published in 2022 International Workshop on Impedance Spectroscopy (IWIS) (27-09-2022)“…Electrochemical Impedance Spectroscopy (EIS) is a technique commonly used for characterizing electrochemical systems such as fuel cells, supercapacitors or…”
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Conference Proceeding