Comment on "Quantum teleportation of an arbitrary two-qubit state and its relation to multipartite entanglement" (2 pages)
Comment on "Quantum teleportation of an arbitrary two-qubit state and its relation to multipartite entanglement" (2 pages)
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DOI:
10.1103/physreva.72.036301
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发表时间:
2005-09
影响因子:
2.9
通讯作者:
Fuguo Deng
中科院分区:
文献类型:
--
作者:
Fuguo Deng
The multipartite state in the Rigolin's protocol [Phys. Rev. A 71, 032303 (2005)] for teleporting an arbitrary two-qubit state is just a product state of $N$ Einstein-Podolsky-Rosen pairs in essence, not a genuine multipartite entangled state, and this protocol in principle is equivalent to the Yang-Guo protocol [Chin. Phys. Lett. 17, 162 (2000)].