The effect of Nafion film on the cathode catalyst layer performance in a low–Pt PEM fuel cell
@article{Kulikovsky2019TheEO, title={The effect of Nafion film on the cathode catalyst layer performance in a low–Pt PEM fuel cell}, author={Andrei Kulikovsky}, journal={Electrochemistry Communications}, year={2019} }
15 Citations
Nafion film transport properties in a low-Pt PEM fuel cell: impedance spectroscopy study
- 2019
Materials Science, Physics
RSC advances
Unexpected over-linear transport loss in low-Pt PEM fuel cells has been a subject of numerous studies and discussions in literature. Most of the authors agree that these losses are due to oxygen…
Analytical Model for Concentration (Pressure) Impedance of a Low-Pt PEM Fuel Cell Oxygen Electrode
- 2022
Engineering
Membranes
In this study, a model for concentration/pressure impedance ζ of the cathode catalyst layer of a low-Pt PEM fuel cell is developed. The model is based on transient oxygen mass transport equations…
Oxygen transport in the low–Pt catalyst layer of a PEM fuel cell: Impedance spectroscopy study
- 2022
Environmental Science, Materials Science
Materials Research Express
A model for PEM fuel cell impedance taking into account the pore size distribution (PSD) in the cathode catalyst layer is developed. Experimental PSD is approximated by pores of three sizes (small,…
Influence of Catalyst Layer and Gas Diffusion Layer Porosity in Proton Exchange Membrane Fuel Cell Performance
- 2021
Engineering, Environmental Science
Influence of Cathode Catalyst Layer with SiO2-Coated Pt/Ketjen Black Catalysts on Performance for Polymer Electrolyte Fuel Cells
- 2021
Chemistry
Catalysts
In this study, we investigated the effect of silica (SiO2) layer included in a cathode catalyst layer (CL) on the performance for polymer electrolyte fuel cells (PEFCs). Porous carbons such as Ketjen…
Platinum-based cathode catalyst systems for direct methanol fuel cells
- 2020
Engineering, Environmental Science
Engineering Catalyst Layers for Next‐Generation Polymer Electrolyte Fuel Cells: A Review of Design, Materials, and Methods
- 2021
Materials Science
Polymer electrolyte fuel cells (PEFCs) are a promising replacement for the fossil fuel–dependent automotive and energy sectors. They have become increasingly commercialized in the last decade;…
On the Origin of High Frequency Impedance Feature in a PEM Fuel Cell
- 2019
Environmental Science
Journal of The Electrochemical Society
Measured impedance spectra of a low–Pt PEM fuel cell exhibit high slope in the high–frequency range. To explain this feature, we introduce an “external” capacitance C ext connected in parallel to our…
Metal-Polymer Functional Materials for Hydrogen-Oxygen Fuel Cells with Enhanced Performance
- 2023
Materials Science, Engineering
Applied Mechanics and Materials
The most promising direction in alternative energy is hydrogen energy, using hydrogen as a secondary energy carrier. A key component in hydrogen energy is a fuel cell, especially on solid polymer…
18 References
Impact of Platinum Loading and Catalyst Layer Structure on PEMFC Performance
- 2012
Materials Science
For a hydrogen-powered fuel cell vehicle to be cost competitive, Pt loading must be reduced to lower than 0.15 gPt kW. Therefore, fuel cell researchers are exploring the limits of Pt loading with…
Water Management in Cathode Catalyst Layers of PEM Fuel Cells A Structure-Based Model
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Engineering
The cathode catalyst layer (CCL) is the major competitive ground for electrochemical reaction, reactant transport, and water and heat exchange in a polymer electrolyte fuel cell (PEFC). Nevertheless,…
Analysis of Oxygen Transport in Cathode Catalyst Layer of Low‐Pt‐Loaded Fuel Cells
- 2015
Materials Science
PEMFCs are a promising primary power source, particularly for automotive use. However, the amount of Pt used in fuel cells normalized by its power should be equivalent to or lower than 0.15 gkW 1 to…
Unexplained transport resistances for low-loaded fuel-cell catalyst layers
- 2014
Engineering, Environmental Science
For next-generation polymer-electrolyte fuel cells, material solutions are being sought to decrease the cost of the cell components, and, in particular, the amount of catalyst, without sacrificing…
Humidity and Temperature Dependences of Oxygen Transport Resistance of Nafion Thin Film on Platinum Electrode
- 2016
Materials Science
Nanoscale simulation of local gas transport in catalyst layers of proton exchange membrane fuel cells
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Materials Science, Physics
Journal of Power Sources
Modeling and Experimental Validation of Pt Loading and Electrode Composition Effects in PEM Fuel Cells
- 2015
Materials Science
A low platinum loading model, considering both the platinum loading and platinum particle distribution on carbon support, is developed. This model takes into account the interfacial transport…
The Priority and Challenge of High-Power Performance of Low-Platinum Proton-Exchange Membrane Fuel Cells.
- 2016
Environmental Science
The journal of physical chemistry letters
It is optimistic that the concerted efforts of materials and electrode designers can resolve the presence of a resistance term exhibited at these lower Pt loadings, thus enabling a large step toward fuel cell vehicles that are affordable for the mass market.
Measurement of effective gas diffusion coefficients of catalyst layers of PEM fuel cells with a Loschmidt diffusion cell
- 2011
Engineering, Environmental Science
Variation of PEM Fuel Cell Physical Parameters with Current: Impedance Spectroscopy Study
- 2016
Materials Science
Experimental impedance spectra of a segmented PEM fuel cell are fitted using a numerical impedance model based on the transient macrohomogeneous equations for the cathode side. Dependence of the cell…