Unveiling the Local Effects of PTL Passivation in PEM Electrolyzers through Gas and Current Mapping Using Operando Neutron Radiography and Polarized Neutron Imaging
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Anodic Ti-based porous transport layers (PTLs) are paramount for advancing high-efficiency proton exchange membrane water electrolyzers (PEMWEs). One of the major challenges with the development of PEMWE is the PTL/catalyst layer interface passivation, which i... ...