柔性锌离子电池在可穿戴传感器中的应用研究进展

Research progress in flexible Zn-ion batteries for wearable sensor

可穿戴传感器在运动、医学、康复等多个领域的应用极大地方便了对人体运动指标信号的捕捉和监测,有效避免了运动损伤,降低了就医频率甚至挽救了许多生命。随着可穿戴传感器的应用和普及,与之适配的柔性能源供应系统成为其发展的关键。近年来研究者们基于不同的能量释放方式,研究和设计了多种柔性能源供应系统,其中柔性锌离子电池以其高能量密度、高弹性模量、高循环稳定性和高安全性在众多供能体系中脱颖而出,成为可穿戴传感器最具潜力的柔性能源供应系统之一。本文综述了柔性锌离子电池近年来在可穿戴传感器方面的研究进展,主要介绍和总结了电池各组件(集流体、电极(正极、负极)、隔膜、电解质、封装)的材料类型、特点以及与可穿戴传感器集成的应用情况,最后讨论了柔性锌离子电池目前面临的问题和挑战。

The applications of wearable sensors in sports,medicine,rehabilitation,and other fields,have greatly facilitated the capture and monitoring of human movement index signals effectively avoiding sports injuries,reducing the frequency of medical treatment,and even saving many lives.With the application and popularization of wearable sensors,suitable flexible energy supply systems are the key to its development.In recent years,researchers have studied and designed a variety of flexible energy supply systems based on different energy release methods,among which flexible Zn-ion batteries stand out due to their high energy density,high elastic modulus,high cycle stability,and high safety.We reviewed the research progress in flexible Zn-ion batteries for wearable sensors,mainly introducing and summarizing the batteries components(such as current collector,electrode(cathode and anode),separator,electrolyte,and packaging)and the application of wearable sensors.Finally,the current problems and challenges of flexible Zn-ion batteries are discussed.