An Insight into the Electrode Materials of Micro-Supercapacitors: A Review

Recent advances in microsupercapacitors (MSCs) have attracted significant attention due to their potential for portable electronics and integrated devices. Electrode materials, as the core components of MSCs, are one of the key factors affecting energy storage. The present review focuses on the current developments of electrode materials of MSCs. In this review, we discuss various materials in detail, including carbon-based materials, conducting polymers, metal oxides and some pioneering materials. The advantages and disadvantages were analyzed respectively. Subsequently, the focus has been on the main challenges and future insight into the electrode materials for MSCs. These challenges span across material development, performance optimization, fabrication techniques and large-scale production, the solutions of which were been suggested in the end. This review aims to provide researchers with a comprehensive understanding of recent advancements in electrode materials for MSCs. The insights provided herein serve as a road- map for researchers, engineers, and industry pioneers to navigate the evolving landscape of MSCs, fostering advancements that will shape the future of energy storage in the realm of miniaturized electronics.