Relation between concurrence and Berry phase of an entangled state of two spin-(1/2) particles
Banasri Basu · Europhysics Letters (EPL) · 2006
We have studied here the influence of the Berry phase generated due to a cyclic evolution of an entangled state of two spin-(1/2) particles. It is shown that the measure of formation of entanglement is related to the cyclic geometric phase of the individual spins.