Spin-1/2 geometric phase driven by decohering quantum fields.

We calculate the geometric phase of a spin-1/2 system driven by one and two mode quantum fields subject to decoherence. Using the quantum jump approach, we show that the corrections to the phase in the no-jump trajectory are different when considering adiabatic and nonadiabatic evolutions. We discus...

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Autori principali: Carollo, A, Fuentes-Guridi, I, Santos, M, Vedral, V
Natura: Journal article
Lingua:English
Pubblicazione: 2004