Fig. 3
From: Stimuli-responsive polymer-based bioinspired soft robots
© 2022, Elsevier, a3 The crawling process of the soft robot driven by cardiomyocytes. a4 The crawling process of a soft robot on a flat surface, on an incline of 10°, and an incline of 20°, Reprinted from 38, John Wiley and Sons (2022), b1 Cross-section view of inchworm-type soft robot, b2 sensor response during single magnet actuation, b3 Schematic of locomotion with single magnet actuation b4 Photographs of locomotion cycles with single magnet actuation, Reprinted from (39), CC BY 4.0 (2021)
a1 Schematic diagrams of the original state, the intermediate state, the final state, and the recovery state of the body during the deformation processes under the external magnetic stimuli, respectively. a2 Optical images of the soft robot sensing the change of water flow speed, Reprinted from (36), Copyright