Kenny, T. W.Mamin, H. J.Rugar, D.Stipe, B. C.Stowe, T. D.2004-12-032004-12-0320012001http://hdl.handle.net/2003/92110.17877/DE290R-3809enThe American Physical SocietyPhysical Review Letters530Noncontact Friction and Force Fluctuations between Closely Spaced Bodies10.1103/PhysRevLett.87.096801article (journal)