Entanglement detection in the mixed-spin Ising–<bold><italic>X Y</italic></bold> model

Entanglement detection in the mixed-spin Ising–X Y model

Arian Zad Hamid^†,

The negativity as a function of the magnetic field B at finite temperatures (T = 0.1J) and fixed with respect to various fixed values of the anisotropy parameter γ for spins (1/2,1/2).