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XX model on the circle
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XX model on the circle
classification
quant-ph
cond-mat.stat-mech
keywords
modelboundarycircleconditionsconvergencediagonalizeentanglementfeatures
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We diagonalize the XX model with a finite number of spins and periodic boundary conditions. We solve for the ground state, focus on the rapidity of the convergence to the thermodynamic limit and study the features of multipartite entanglement.
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