Research Progress on Hydrogel Electrolytes for Flexible Zinc-lon Batteries
To meet the development of diverse flexible wearable electronic devices,a corresponding power supply system is needed.Flexible zinc-ion batteries have been widely studied due to their high safety,easy assembly,and high energy density.As an important component of flexible zinc-ion batteries,hydrogel electrolytes have been widely studied.The controllable construction methods of hydrogel electrolytes are introduced.The latest research achievements of multifunctional hydrogel electrolytes for flexible zinc-ion batteries,mainly including mechanically enhanced,self-healing,low-temperature,and envi-ronmental response hydrogel electrolytes,are summarized in detail.In addition,the future development of high-performance hydrogel electrolytes is also prospected.