High-temperature PEM Fuel Cell Characterization: an Experimental Study Focused on Potential Degradation due to the Polarization CurveMathieu Baudy, Amine Jaafar, Christophe Turpin, Sofyane Abbou and Sylvain RigalE3S Web Conf., 334 (2022) 04017DOI: https://doi.org/10.1051/e3sconf/202233404017