Microporous transport layers facilitating low iridium loadings in polymer electrolyte water electrolysis
Carl Cesar Weber, Salvatore De Angelis, Robin Meinert, Christian Appel, Mirko Holler, Manuel Guizar‐Sicairos, Lorenz Gubler, Félix N. Büchi
Abstract
The 3D structure of the anodic catalyst layer in polymer electrolyte water electrolysis is characterized and its shown that Pt-coated microporous transport layers help to reduce iridium loadings by maximizing catalyst utilization.
Topics & Concepts
Microporous materialElectrolyteElectrolysisIridiumElectrolysis of waterChemical engineeringPolymer electrolytesMaterials sciencePolymerChemistryComposite materialElectrodeOrganic chemistryPhysical chemistryCatalysisIonic conductivityEngineeringFuel Cells and Related MaterialsHydrogen Storage and MaterialsChemical Synthesis and Characterization