most citedEntanglement and symmetry effects in the transition to the Schroedinger cat regime

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quant-ph2010★ 1 cited

Entanglement and symmetry effects in the transition to the Schroedinger cat regime

Ferdinando de Pasquale, Gian Luca Giorgi, Marco Zannetti

We study two-spin entanglement and order parameter fluctuations as a function of the system size in the XY model in a transverse field and in the isotropic XXX model. Both models a…