Printing Techniques of MXene‐Based Materials for Flexible Supercapacitors

MXene-based supercapacitors are becoming more flexible, portable, and highly integrated. Their exceptional quick charge/discharge, power density, and cycle life are drawing interest in energy storage devices. The paradigm shift in combination with printing technology offers a range of simple, low-cost, time-saving and environmentally friendly manufacturing techniques for supercapacitors, thus unlocking even greater potential for supercapacitors in future electronics. This review first summarized the synthesis of MXene materials, and the electrode structure of printed supercapacitors are introduced and discussed; after that, the printing technology of MXene-based supercapacitor electrodes and their multifunctional applications which beyond supercapacitors are also outlined; Lastly, the main obstacles and potential applications of MXene-based printed supercapacitors is outlined. In this review, current developments in MXene electrode materials for printed supercapacitors are examined. The aim is to provide more application prospects for the miniaturization of MXene-based printed supercapacitors. In addition, the versatility and wide range of applications of MXene are explored.