摘要
We study the entanglement properties of the superposed state of orthogonal maximally entangled states. It is shown that the superposed state is maximally entangled and the superposed state is separable. The relation between the superposed state and the mutually unbiased state is discussed.
We study the entanglement properties of the superposed state of orthogonal maximally entangled states. It is shown that the superposed state is maximally entangled and the superposed state is separable. The relation between the superposed state and the mutually unbiased state is discussed.
基金
Supported by the National Natural Science Foundation of China under Grant Nos 10974247, 10775176 and 10975181, and the National Basic Research Program of China under Grant No 2010CB922904.