Causality, Entanglement, and Quantum Evolution Beyond Cauchy Horizons

dc.creatorYurtsever, Ulvi
dc.creatorHockney, George
dc.date2003-12-19
dc.date2004-03-22
dc.date.accessioned2026-07-07T06:08:38Z
dc.date.available2026-07-07T06:08:38Z
dc.descriptionWe consider a bipartite entangled system half of which falls through the event horizon of an evaporating black hole, while the other half remains coherently accessible to experiments in the exterior region. Beyond complete evaporation, the evolution of the quantum state past the Cauchy horizon cannot remain unitary, raising the questions: How can this evolution be described as a quantum map, and how is causality preserved? The answers are subtle, and are linked in unexpected ways to the fundamental laws of quantum mechanics. We show that terrestrial experiments can be designed to constrain exactly how these laws might be altered by evaporation.
dc.descriptionRevTeX, 5 pages, 2 eps figures. Content revised and references added
dc.identifierhttps://arxiv.org/abs/quant-ph/0312160
dc.identifierhttp://arxiv.org/abs/quant-ph/0312160
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/91701
dc.subjectQuantum Physics
dc.subjectGeneral Relativity and Quantum Cosmology
dc.titleCausality, Entanglement, and Quantum Evolution Beyond Cauchy Horizons
dc.typetext

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