page_title: Membrane electrode assembly
hierarchical_section_title: Membrane electrode assembly
caption_attribution_description: English: Membrane electrode assembly
context_page_description: A membrane electrode assembly is an assembled stack of proton exchange membranes or alkali anion exchange membrane, catalyst and flat plate electrode used in fuel cells and electrolyzers.
context_section_description: A membrane electrode assembly (MEA) is an assembled stack of proton exchange membranes (PEM) or alkali anion exchange membrane (AAEM), catalyst and flat plate electrode used in fuel cells and electrolyzers.
caption: Electro-chemical reaction Diagram of PEM MEA
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