Ivlev, B. I.Knight, J. M.Kunchur, Milind N.2004-12-032004-12-0320012001http://hdl.handle.net/2003/140210.17877/DE290R-11213enThe American Physical SocietyPhysical Review Letters530Steps in the Negative-Differential-Conductivity Regime of a Superconductor10.1103/PhysRevLett.87.177001article (journal)