Recent Advances on Pristine MOF-Based Electrodes for PIBs: Characteristics, Potassium Storage Mechanisms, and Optimization Strategies

Benefiting from the natural attributes of exceptional chemical stability, versatility, porous structure, and tunable pore sizes, pristine metal-organic frameworks, MOFs, have gained widespread recognition as advanced anodes and cathodes for potassium-ion batteries, PIBs, showcasing several promising features in electrochemical energy storage devices. Here, a comprehensive review highlights recent advancements in pristine MOF-based electrodes for PIBs, focusing on the detailed characteristics, redox reaction monachism, and effective strategies to improve electrochemical energy performance, which provides guidance for further developments in electrode design and optimization strategies aimed at achieving prolonged cyclability and capacity retention.