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The sluggish ORR and OER processes are characterized by their complex proton-coupled electron transfer (PCET) mechanisms. PCET involves the simultaneous transfer of electrons and protons, making the overall reaction more intricate. The ORR and OER reactions necessitate the transfer of multiple electrons and protons, intensifying the complexity even further. The rate-limiting step in these processes typically involves the simultaneous transfer of electrons and protons, which necessitates breaking and forming chemical bonds. Consequently, the kinetics of these reactions can be slow. To address this challenge, researchers are actively working on developing catalysts that can effectively facilitate PCET processes. These catalysts provide active sites for both electron and proton transfer, reducing energy barriers and enhancing reaction rates. Additionally, understanding the fundamental mechanisms of PCET and employing strategies to optimize reaction conditions can contribute to improving the sluggish kinetics observed in the ORR and OER processes.