Berry phase for a spin 1/2 particle in a classical fluctuating field

Gabriele De Chiara; Massimo Palma

doi:10.1103/PhysRevLett.91.090404

Berry phase for a spin 1/2 particle in a classical fluctuating field

Gabriele De Chiara, Massimo Palma

Research output: Contribution to journal › Article › peer-review

159 Citations (Scopus)

Abstract

The effect of fluctuations in the classical control parameters on the Berry phase of a spin 1/2 interacting with an adiabatically cyclically varying magnetic field is analyzed. It is explicitly shown that in the adiabatic limit dephasing is due to fluctuations of the dynamical phase.

Original language	English
Pages (from-to)	904041-904044
Number of pages	4
Journal	Physical Review Letters
Volume	91
Issue number	9
DOIs	https://doi.org/10.1103/PhysRevLett.91.090404
Publication status	Published - 29 Aug 2003

ASJC Scopus subject areas

Physics and Astronomy(all)

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10.1103/PhysRevLett.91.090404

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title = "Berry phase for a spin 1/2 particle in a classical fluctuating field",

abstract = "The effect of fluctuations in the classical control parameters on the Berry phase of a spin 1/2 interacting with an adiabatically cyclically varying magnetic field is analyzed. It is explicitly shown that in the adiabatic limit dephasing is due to fluctuations of the dynamical phase.",

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AB - The effect of fluctuations in the classical control parameters on the Berry phase of a spin 1/2 interacting with an adiabatically cyclically varying magnetic field is analyzed. It is explicitly shown that in the adiabatic limit dephasing is due to fluctuations of the dynamical phase.

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DO - 10.1103/PhysRevLett.91.090404

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JO - Physical Review Letters

JF - Physical Review Letters

SN - 0031-9007

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Berry phase for a spin 1/2 particle in a classical fluctuating field

Abstract

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