1.Departamento de Física,Universidad de Guadalajara,Guadalajara, Jalisco,Mexico;2.Center for Quantum Optics and Quantum Information Departamento de Física,Universidad de Concepción,Concepción,Chile
Abstract:
We consider A atoms interacting dispersively with two cavity modes. We find that the entanglement between two modes of the electromagnetic field is created in a Dicke phase transition.