![Molecule-sized gears on outside of a carbon nanotube shaft.](http://static.sciencelearn.org.nz/images/images/000/002/016/full/Nanogears-part-of-a-molecular-machine20160926-23391-z6h74d.jpg?1674167395)
Molecule-sized gears attached to the outside of a carbon nanotube shaft. An electric field will make a shaft turn. This is a computer model, but research is under way to make the real thing.
Author: NASA Ames Research Center
Molecule-sized gears attached to the outside of a carbon nanotube shaft. An electric field will make a shaft turn. This is a computer model, but research is under way to make the real thing.
Author: NASA Ames Research Center