Single-molecule motor sits on a single-atom ball bearing

Image credit: Perera et. al., Nature Nanotechnology/ ars technica

http://arstechnica.com/science/2012/12/single-molecule-motor-sits-on-a-single-atom-ball-bearing/ / etching small features chips carve nanoscale versions synthesize individual molecules to create systems atoms across single molecule device nanodevice nano device scale electrons atomic force microscope bearing single ruthenium atom /