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Author:

Huang, YC (Huang, YC.) (Scholars:黄永畅) | Liu, M (Liu, M.)

Indexed by:

EI Scopus SCIE PKU CSCD

Abstract:

A general WGHZ state is given, different entanglement W states are deduced by means of the general WGHZ state, different disentanglement conditions are obtained. When taking different complex coefficients of the general WGHZ state as zero, there are different disentanglements, and different W states and different Bell basic vectors are achieved. The above disentanglement results agree with the results obtained from the usual disentanglement condition of decomposable property of density matrices. By constructing a 5 X 5 diagonal projection transformation matrix, the problem of the recovery of state distortion is salved when using general entanglement channels and not introducing an accessorial state, and the diagonal projection transformation matrix U(M) is different to that of the other references and is a direct transformion matrix. Furthermore, the problem of probabilistic teleportation of a general WGHZ state is solved without introducing an accessorial state using the general entanglement channels. The diagonal projection transformation matrix method developed in this paper may be directly generalized to probabilistic teleportation of general entanglement states.

Keyword:

W state teleportation entanglement quantum channel

Author Community:

  • [ 1 ] Beijing Univ Technol, Inst Appl Math & Phys, Theoret Phys Grp, Beijing 100022, Peoples R China
  • [ 2 ] CCAST, World Lab, Beijing 100080, Peoples R China

Reprint Author's Address:

  • 黄永畅

    [Huang, YC]Beijing Univ Technol, Inst Appl Math & Phys, Theoret Phys Grp, Beijing 100022, Peoples R China

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Source :

ACTA PHYSICA SINICA

ISSN: 1000-3290

Year: 2005

Issue: 10

Volume: 54

Page: 4517-4523

1 . 0 0 0

JCR@2022

ESI Discipline: PHYSICS;

JCR Journal Grade:3

Cited Count:

WoS CC Cited Count: 17

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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