Geometric quantum discord of a Jaynes–Cummings atom and an isolated atom
Geometric quantum discord of a Jaynes–Cummings atom and an isolated atom
We studied the geometric quantum discord of a quantum system consisting of a Jaynes–Cummings (JC) atom, a cavity and an isolated atom. The analytical expressions of the geometric quantum discord for two atoms, every atom with a cavity and the total system were obtained. We showed that the geometric quantum …