Accelerated degradation of Pt-coated Ti porous transport layers under dynamic potential pulses in PEMWEs
Jeongah Lee, Seongwoo Nam, Hyunseung Kim, Pilyoung Lee, Soobin Yoon, Young-june Park, WooChul Jung
Abstract
Pulsed potentials severely degrades the Pt coating on Ti porous transport layers, followed by the conductivity loss and the deterioration of the durability of PEM water electrolyzers.
Topics & Concepts
Degradation (telecommunications)Materials sciencePorosityComposite materialChemical engineeringComputer scienceEngineeringTelecommunicationsFuel Cells and Related MaterialsSemiconductor materials and devicesSemiconductor materials and interfaces