Effect of Entanglement on Geometric Phase for Multi-Qubit States

When a multi-qubit state evolves under local unitaries it may obtain a geometric phase, a feature dependent on the geometry of the state projective Hilbert space. A correction term to this geometric phase, in addition to the local subsystem phases, may appear from correlations between the subsystems...

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Bibliographic Details
Main Authors: Williamson, MS, Vedral, V
Format: Conference item
Published: 2009