• Chinese Journal of Quantum Electronics
  • Vol. 37, Issue 1, 50 (2020)
Jiayin PENG*
Author Affiliations
  • [in Chinese]
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    DOI: 10.3969/j.issn.1007-5461.2020.01.008 Cite this Article
    PENG Jiayin. Hybrid bidirectional controlled quantum communication of arbitrary two-qubit states[J]. Chinese Journal of Quantum Electronics, 2020, 37(1): 50 Copy Citation Text show less

    Abstract

    A hybrid bidirectional controlled quantum communication protocol for arbitrary two-qubit states is proposed by using a nine-qubit entangled state as quantum channel. In this protocol, two distant parties, Alice and Bob, are not only senders but also receivers. Alice can teleport an unknown arbitrary two-qubit state to Bob, and at the same time, Bob can also help Alice prepare an arbitrary two-qubit state remotely. This protocol shows that only when the sender and the controller collaborate with each other, the quantum task can be completed successfully, and the total success probability of this protocol is 100%.
    PENG Jiayin. Hybrid bidirectional controlled quantum communication of arbitrary two-qubit states[J]. Chinese Journal of Quantum Electronics, 2020, 37(1): 50
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