Proprioceptive Janus Fiber

Programmable multisegment actuation

A single fiber integrating controllable multistage segments, magnetic actuation, and piezoresistive self-sensing that distinguishes bending, stretching, and pressure, enabling bioinspired soft robots with real-time segmental motion feedback.

Zhu, Hao · Li, Tie · Fu, Lei · Bai, Ju · Shengzhao, Li · Bai, Yuanyuan · Shen, Yuan · Qianzuo, Liu · Lu, Peng · Xu, Jingyi · Ma, Nan · Cheng, Guanggui · Ding, Jianning · Zhang, Ting

ACS Nano 2024

Advantages

Exhibits snake- or inchworm-inspired successive contracting-stretching deformation

Exhibits sperm-inspired self-rotating crawling motion

Self-senses each segment's signals in real time and navigates an object to target position in a liquid-filled confined tube