Geometric phase as a simple closed-form integral |
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| Authors: | Apoorva G Wagh Veer Chand Rakhecha |
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| Affiliation: | (1) Solid State Physics Division, Bhabha Atomic Research Centre, 400 085 Bombay, India |
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| Abstract: | For a general evolution of a quantal system, the geometric phase measured with reference to a given initial state is derived as an integral of a function of the pure state density operator by invoking the Pancharatnam connection continuously. |
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| Keywords: | Geometric phase density operator Pancharatnam connection |
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