Download Characterizing Entanglement and Quantum Correlations by Jordi Tura i Brugués PDF

By Jordi Tura i Brugués

This thesis specializes in the research and characterization of entanglement and nonlocal correlations restricted less than symmetries. It contains unique effects in addition to certain equipment and factors for a couple of diversified threads of study: optimistic partial transpose (PPT) entanglement within the symmetric states; a singular, experimentally pleasant option to realize nonlocal correlations in many-body structures; the non-equivalence among entanglement and nonlocality; and elemental monogamies of correlations. Entanglement and nonlocal correlations represent primary assets for quantum info processing, as they permit novel initiatives which are in a different way very unlikely in a classical situation. despite the fact that, their elusive characterization remains to be a valuable challenge in quantum details concept. the most the reason is, one of these basic factor is still a powerful problem lies within the exponential development in complexity of the Hilbert house in addition to the gap of multipartite correlations. actual structures of curiosity, nonetheless, demonstrate symmetries that may be exploited to minimize this complexity, establishing the prospect that a few of these questions develop into tractable for such systems.

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