Quantum correlation in superconducting Two-Qubit systems

Document Type : Original Article


1 Department of physics, University of Tabriz, Tabriz, Iran

2 Department of electrical engineering, Malek Ashtar University of Technology, Tehran, Iran

3 Department of Mathematics, Payame Noor University, Tehranathematics, Payame Noor University, Tehran


We consider a two-qubit superconducting system. By introducing the two measures of Concurrence and discord, we calculate the value of the correlations of this system and also determine the changes of the correlations of this system with respect to the temperature and the coupling of the circuits.