Diagnosing mechanisms to mitigate anion exchange ionomer degradation during impure water electrolysis
Isabela Rios Amador, Ryan T. Hannagan, Allen Qiang, Sang‐Won Lee, Nhi Thi Thu Tran, Kyra M. K. Yap, Ashton M. Aleman, Daniela H. Marin, Milenia Rojas Mendoza, Michaela Burke Stevens, Thomas F. Jaramillo, Adam C. Nielander
Abstract
We analyzed chemical and electrochemical degradation products and pathways of PiperION under oxidizing conditions in saline electrolyte to gain understanding toward ionomer degradation under impure water electrolysis.
Topics & Concepts
IonomerDegradation (telecommunications)Oxidizing agentElectrolysisChemistryElectrolyteElectrochemistryInorganic chemistryIon exchangeElectrolysis of waterHigh-temperature electrolysisChemical engineeringSaline waterMaterials scienceChemical decompositionElectrodeWater treatmentIon-exchange resinElectrolytic processMembrane-based Ion Separation TechniquesFuel Cells and Related MaterialsElectrocatalysts for Energy Conversion