Proton exchange membrane (PEM) electrolyzers have emerged as a promising technology for the synthesis of hydrogen, driven by the increasing demand for clean and sustainable energy options. These systems utilize a solid polymer electrolyte to divide hydrogen and oxygen ions, facilitating an efficient electrochemical process. This review provides a d

PEM electrolyzer technology has undergone significant advancements in recent years, driven by the growing demand for clean and sustainable energy solutions. These advancements feature improvements in catalyst here materials, membrane durability, and system configuration. As a result, PEM electrolyzers are becoming increasingly competitive for vario