Effect of ionomer swelling and capillary condensation of water on porous characteristics in cathode catalyst layers of polymer electrolyte membrane fuel cells under humidified conditions
Toshihiro Kaneko, Junpei Ooyama, Maria Ohki, Hiroyuki Kanesaka, Yuta Yoshimoto, Ikuya Kinefuchi
Topics & Concepts
IonomerSwellingMaterials scienceCapillary condensationChemical engineeringElectrolytePolymerOxygenNafionCapillary actionThermal diffusivityDiffusionAdsorptionCondensationOxygen permeabilityRelative humidityWater transportCatalysisComposite materialElectrochemistryChemistryOrganic chemistryThermodynamicsElectrodeWater flowPhysical chemistryEngineeringPhysicsEnvironmental engineeringCopolymerFuel Cells and Related MaterialsElectrocatalysts for Energy ConversionAdvancements in Solid Oxide Fuel Cells