Table 1.

Materials in the components of the GMS actuator.

Component Name	Material	Component Size
		Diameter	Length
GMS rod	GMS (Terfenol-D)	10 mm	70 mm
Cylindrical steel mass	stainless steel	40 mm	40 mm
Magnetic exciting coil	silver, copper	20 mm	70 mm
Energy-focusing head	aluminum	50 mm	40 mm
Outer cover	stainless steel	50 mm	140 mm