A rotaxane shuttle
A macrocycle is threaded on an axle capped by bulky stoppers (Si). It cannot leave, yet it slides between two binding stations. Drag ξ to move the ring; rotate to see the ring around the axle.
A macrocycle is threaded on an axle capped by bulky stoppers (Si). It cannot leave, yet it slides between two binding stations. Drag ξ to move the ring; rotate to see the ring around the axle.