Quantum coherent control of highly multipartite continuous-variable entangled states by tailoring parametric interactions

作者: G. Patera , C. Navarrete-Benlloch , G.J. de Valcárcel , C. Fabre

DOI: 10.1140/EPJD/E2012-30036-2

关键词: TopologyCoherent controlMulti-mode optical fiberNonlinear mediumParametric statisticsQuantum computerQuantumMultipartiteComputer science

摘要: The generation of continuous-variable multipartite entangled states is important for several protocols quantum information processing and communication, such as one-way computation or controlled dense coding. In this article we theoretically show that multimode optical parametric oscillators can produce a great variety by an appropriate control the interaction, what accomplish tailoring either spatio-temporal shape pump, geometry nonlinear medium. Specific examples involving currently available are given, hence showing our ideas within reach present technology.

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