104 citations · 788 across the 41 of their papers we have counts for
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quant-ph2013★ 34 cited
Global thermal entanglement in n-qubit systems
R. Rossignoli, N. Canosa
We examine the entanglement of thermal states of n spins interacting through different types of XY couplings in the presence of a magnetic field, by evaluating the negativities of…
quant-ph2013
Discord and information deficit in the XX chain
L. Ciliberti, N. Canosa, R. Rossignoli
We examine the quantum correlations of spin pairs in the cyclic spin 1/2 chain in a transverse field, through the analysis of the quantum discord, the geometric discord and th…