Recent advances in halide perovskite supercapacitors for enhanced performance and stability

This review paper offers an in-depth exploration of the latest advancements in employing halide perovskites as materials for energy storage in supercapacitors. The paper covers a range of topics, including the techniques used for synthesizing these materials, the resulting electrode structures, and the influence of temperature on their properties. Additionally, it delves into the selection of electrolytes for constructing halide perovskite supercapacitors. The electrochemical performance of these supercapacitors is thoroughly assessed through cyclic voltammetry, galvanostatic charge-discharge testing, and electrochemical impedance spectroscopy. Furthermore, the study examines the long-term stability of these devices after multiple charge and discharge cycles. Lastly, the review outlines potential avenues for future research in the exciting field of halide perovskite supercapacitors. In summary, this review provides a comprehensive synthesis of recent developments in the utilization of halide perovskites as active electrode materials in supercapacitors and identifies promising directions for future research.