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Entanglement concentration for unknown W class states

โœ Scribed by Li-Hua Zhang; Ming Yang; Zhuo-Liang Cao


Publisher
Elsevier Science
Year
2007
Tongue
English
Weight
161 KB
Volume
374
Category
Article
ISSN
0378-4371

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Recently, Yeo and Chua introduced a genuine four-qubit entangled state jvi which can implement perfect teleportation of an arbitrary two-qubit state [Y. Yeo, W.K. Chua, Phys. Rev. Lett. 96 (2006) 060502]. It has been shown that the state jvi is inequivalent to the well-known Greenberger-Horne-Zeilin