Özel, TansuTansuÖzelBürger, StefanStefanBürgerCremers, CarstenCarstenCremers2025-03-192025-03-192024https://publica.fraunhofer.de/handle/publica/485677enInvestigation of the Effect of Ammonia as Ambient Air Contaminant on PEM Fuel Cell Stack Performance and Degradation Using EIS, THDA and Different Gas Analysis Methodspresentation