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On the Preparation and Testing of Fuel Cell Catalysts Using the Thin Film Rotating Disk Electrode Method
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Integrated laboratory workflow for proton exchange membrane fuel cell fabrication and testing.
Haya Hesham1, Mohamed Abdel Rahman2, Ghada Bassioni3
1Electrical Power and Machines Department, Faculty of Engineering, Ain Shams University, Cairo, Egypt. haya.hesham@eng.asu.edu.eg.
Scientific Reports
|December 1, 2025
Summary
Fabricating Proton Exchange Membrane Fuel Cells (PEMFCs) requires precise material loading. Optimal PEMFC performance is achieved with higher temperatures, 80-100% humidity, and oxygen as the reactant gas.
Area of Science:
- Materials Science
- Electrochemistry
- Chemical Engineering
Background:
- Proton Exchange Membrane Fuel Cells (PEMFCs) are crucial for clean energy generation.
- Optimizing PEMFC fabrication and operating conditions is key to improving their efficiency and durability.
Purpose of the Study:
- To detail the fabrication process of PEMFC layers.
- To evaluate PEMFC performance under various operating conditions.
- To identify optimal conditions for enhanced PEMFC efficiency.
Main Methods:
- Laboratory-scale fabrication of individual PEMFC layers.
- Assembly and construction of a complete PEMFC.
- Performance testing under controlled temperature, humidity, reactant gas type, and flow rate.
Main Results:
- Successful fabrication of PEMFC components with detailed material quantities and procedures.
- Demonstrated correlation between material loading uniformity and cell performance.
- Identified optimal operating conditions: elevated temperatures, 80-100% relative humidity, and oxygen as the oxidant gas.
Conclusions:
- Uniform and adequate loading of coating materials is critical for optimal PEMFC performance.
- Elevated temperatures, high humidity, and the use of oxygen significantly enhance PEMFC efficiency.
