Figure 2

Snapshots taken while applying a square potential to the material without attachment of any mass. The artificial muscle performs a reversible (a) clock-wise movement during reduction and a (a′) anticlock-wise movement during the oxidation.
Snapshots taken while applying a square potential to the material without attachment of any mass. The artificial muscle performs a reversible (a) clock-wise movement during reduction and a (a′) anticlock-wise movement during the oxidation.