The three actuation responses that can be achieved by artificial muscles--contraction, expansion, and rotation--can be combined together within one body to produce other types of motions (e.g. bending, by contracting one side of the material while expanding the other side).
The three actuation responses--contraction, expansion, and rotation--can be combined together within one body. This was to produce other types of motions (e.g. bending, by contracting one side of the material while expanding the other side). These three actuation responses can be achieved by artificial muscles.