journal article·2007-03

Quantum dynamics of spontaneous magnetic flux in closed 0– Josephson junction systems

T. Koyama, M. Machida, M. Kato, T. Ishida

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Abstract

Abstract We present a theory for the phase dynamics of a closed 0– π Josephson junction formed by d x 2 - y 2 -wave and s-wave superconductors in which spontaneous magnetic flux appears. We show that this system can be mapped on a quantum two-level system when the system size is small enough.
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Research context

OpenAlex topics: Physics of Superconductivity and Magnetism · Quantum and electron transport phenomena · Cold Atom Physics and Bose-Einstein Condensates

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References (4)

Show source-provided references
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