Effect of Quantum correlation on Perfect K pair Quantum Network Coding
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چکیده
We find a protocol transmitting K Quantum states crossly in the Quantum networks with K pair sender-reciever and one bottleneck channels only with sharing Quantum Correlations between senders. In these Networks senders want to multicast perfect quantum states to recievers. Perfect send on the Quantum networks is impossible just using some additional resources like quantum correlation. This protocol has been used maximum entangled states and the Quantum Discord which is best indicator of the quantum nature of the correlation to sharing between senders. At first, to send perfect K states in quantum network applied some maximum entanglement states to teleport quantum states, EPR states as simple and two qubit states and GHZ states and W states as kinds of three qubit states. Then reached that there is no difference between sharing these maximum entanglement states and must send same amount of classical bits in bottleneck channel. In the Second part of this paper of sharing states with Quantum Discord perfect send of two quantum states is possible in the Butterfly network with fidelity equal one if we want to send special quantum states.
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تاریخ انتشار 2013