Photo-Assisted Flexible Energy Storage Devices: Progress, Challenges, and Future Prospects

Photo-assisted flexible energy storage devices, combining photoelectric conversion and electrochemical energy storage, emerge as an innovative solution for sustainable energy systems. This review comprehensively summarizes recent advances in photo-assisted flexible energy storage technology, covering material design, working mechanisms, and practical applications. We systematically examine diverse electrode materials, such as metal oxides, metal sulfides, organic photosensitive materials, and composites, emphasizing their roles in boosting device performance. Special focus is placed on emerging technologies-including heterostructure engineering, surface modification, and intelligent control systems-that have…