Intrinsic Self-Healing Chemistry for Next-Generation Flexible Energy Storage Devices

Highlights The introduction of self-healing mechanism into flexible energy storage devices is expected to solve the problems of mechanical and electrochemical performance degradation caused by mechanical deformation. Applications of different healing mechanisms and advanced characterization techniques in energy storage devices are summarized. The key challenges of self-healing in the field of flexible energy storage are pointed out, and the future research direction is prospected.