Microstructural Engineering and Dimensional Design of Prussian Blue Analogue-Derived Nanomaterials for Electromagnetic Wave Absorption

Prussian blue (PB) and its analogues (PBAs), featuring uniform sizes, tailorable compositions, as well as diverse morphological and architectural characteristics, are ushering in boundless possibilities in the field of electromagnetic wave (EMW) absorption materials, thereby capturing extensive attention globally. This review elaborates on recent advancements in the rational architectural design of PBAs and the precise microstructural regulation strategies employed to enhance EMW absorption performance. How the engineering of advanced components and nanostructures further optimizes EMW absorption capabilities are comprehensively summarized. Finally, clear insights into the remaining challenges and prospective directions for the development of next-generation PBA-derived EMW absorption materials are predicted.