Project supported by the National Natural Science Foundation of China (Grant No. 11164009)
In this paper,we investigate the quantum correlation of coupled qubits which are initially in maximally entangled mixed states in a squeezed vacuum reservoir.We compare and analyze the effects of squeezed parameters o...
Project supported by the National Natural Science Foundation of China (Grant No. 11164009)
revised manuscript received 30 April 2012) We investigate the influence of environmental decoherence on the dynamics of a coupled qubit system and quantum correlation. We analyse the relationship between concurrence...