石墨烯基墨水的制备及其在印刷电子中的应用

 石墨烯材料具有优异的导电性、柔性、化学稳定性等特征，在印刷电子领域中具有广阔的应用前景。概述了石墨烯材料的宏量制备方法，结合喷墨打印、丝网印刷和3D打印等方法介绍了石墨烯墨水制备的技术特点和要求，展示了石墨烯在印刷电子功能器件中的应用，主要类型包括透明导电薄膜、柔性电路、超级电容器和可穿戴传感器等。总结了该领域当前研究进展中存在的问题和挑战，从材料设计、加工制备和器件应用方面进行了展望。在未来发展中可通过丰富石墨烯打印线路的结构形式，并注重利用组装的策略增强结构有序性，实现多功能、高性能的器件制备和应用。

Preparation of graphene-based inks and their applications to printed electronics:A review

Graphene-based materials have excellent conductivity, flexibility and chemical stability, revealing a promising prospect in printed electrics. This paper reviews the macro scale preparation of graphene-based materials, and introduces the technical characteristics and requirements of inks for inkjet printing, screen printing and 3D printing. The applications of graphene in printed electronic functional devices are summarized, mainly including transparent conductive films, flexible circuits, microsupercapacitors and wearable sensors. Existing problems and challenges in the current research are discussed. For the future development, it is envisioned that multi-functional, high performance device applications will be achieved through increasing structural diversity of printed circuits and focusing on the assembly strategy to enhance ordered arrangement of graphene building blocks.