Figure 7
From: Hydrogel Walkers with Electro-Driven Motility for Cargo Transport

The bending/stretching behaviors of the cargo-loaded hydrogel walkers.
(a) Bending behaviors of the hydrogel walkers loaded with different weights of cargo during the electro-induced walking. (b) Effect of cargo weight on the maximum ε value (εmax) of the hydrogel walkers.