Advancements in Materials for Flexible and Soft Brain-Computer Interface

This paper delves into the latest advancements in materials science within the field of Brain-Computer Interface (BCI) technology, comprehensively covering the application of classic polymer materials such as polydimethylsiloxane (PDMS) and polypyrrole (PPy), as well as the cutting-edge research on innovative modifications of these materials through surface functionalization, nanostructuring, and chemical modification to enhance their conductivity, biocompatibility, and mechanical strength. The article also looks forward to the exploration of emerging fields such as smart materials, self-healing materials, and biomaterials, aiming to further enhance the performance and durability of the BCI devices. Additionally, the paper details the diverse applications and unique advantages of metal materials, inorganic semiconductor materials, organic materials, and carbon materials in the BCI technology. Coupled with advanced manufacturing technologies such as 3D printing and laser processing, the article demonstrates how to precisely prepare complex structures and high-precision materials to promote the continuous progress and development of BCI technology.