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	Center for Nonlinear Studies
	Home  ▶ People   Current   Executive Committee   Postdocs   Visitors   Students   Research   Publications  ▶ Conferences   Workshops   Sponsorship  ▶ Talks   Seminars   Postdoc Seminars Archive   Quantum Lunch   Quantum Lunch Archive   P/T Colloquia   Archive   Ulam Scholar     Postdoc Nominations  ▶ Student Requests   Student Program  ▶ Visitor Requests   Description   Past Visitors  ▶ Services   General     History of CNLS     Maps, Directions   CNLS Office   T-Division   LANL				Wednesday, February 13, 20132:30 PM - 3:30 PMPhysics Auditorium, TA-3, SM-215 ••• Note non-standard location*** Seminar Testing the limits of quantum mechanics: motivation, state of play, prospects Professor Anthony LeggettUniversity of Illinois I present the motivation for experiments which attampt to generate,and verify the existence of,quantum superpositions of two or more states which are by some reasonable criterion "macroscopically" distinct,and show that various a priori objections to this program made in the literature are flawed.I review the extent to which such experiments currently exist in the areas of free-space molecular diffraction,magnetic biomolecules,quantum optics and Josephson devices,and sketch possible future lines of development of the program. Host: Robert Ecke, CNLS, 667-1444, ecke@lanl.gov