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Fabrication Method for Laboratory-Scale High-Performance Membrane Electrode Assemblies for Fuel Cells.

Megan B Sassin1, Yannick Garsany2, Benjamin D Gould1

  • 1U.S Naval Research Laboratory , Washington, District of Columbia 20375, United States.

Analytical Chemistry
|January 21, 2017
PubMed
Summary

This study presents a reliable method for fabricating fuel cell components using ultrasonic spray deposition. This technique enables reproducible evaluation of advanced materials for next-generation energy devices.

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Area of Science:

  • Electrochemistry
  • Materials Science
  • Energy Conversion

Background:

  • Advanced electrocatalysts, ionomers, and membranes are crucial for next-generation fuel cells, electrolyzers, and flow batteries.
  • Evaluating these materials requires standardized catalyst-coated membranes (CCMs) and membrane electrode assemblies (MEAs).

Purpose of the Study:

  • To develop a reliable and reproducible fabrication protocol for laboratory-scale (10 cm²) fuel cells.
  • To enable efficient evaluation of novel materials and electrode structures.

Main Methods:

  • Ultrasonic spray deposition of a platinum/carbon electrocatalyst.
  • Direct deposition onto a perfluorosulfonic acid polymer electrolyte membrane (PEM).

Main Results:

  • A reproducible protocol for CCM and MEA fabrication was established.
  • The method facilitates the assessment of advanced fuel cell components.

Conclusions:

  • The presented ultrasonic spray deposition technique offers a reliable pathway for fabricating fuel cell components.
  • This protocol supports the advancement of materials for electrochemical energy conversion devices.