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quant-ph2000
Symmetries, Quantum Geometry, and the Fundamental Interactions
Jeeva Anandan
A generalized Noether's theorem and the operational determination of a physical geometry in quantum physics are used to motivate a quantum geometry consisting of relations between…
quant-ph2000★ 601 cited
Geometric phases for mixed states in interferometry
Erik Sjöqvist, Arun K. Pati, Artur Ekert +4
We provide a physical prescription based on interferometry for introducing the total phase of a mixed state undergoing unitary evolution, which has been an elusive concept in the p…