Fischer, M. C.Gutiérrez-Medina, B.Raizen, M. G.2004-12-032004-12-0320012001http://hdl.handle.net/2003/58610.17877/DE290R-10385enThe American Physical SocietyPhysical Review Letters530Observation of the Quantum Zeno and Anti-Zeno Effects in an Unstable System10.1103/PhysRevLett.87.040402article (journal)