GENERAL

Classical Communication Cost and Probabilistic Remote Preparation of Four-Particle Entangled W State

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2009 Chinese Physical Society and IOP Publishing Ltd
, , Citation Hou Kui and Shi Shou-Hua 2009 Commun. Theor. Phys. 51 411 DOI 10.1088/0253-6102/51/3/06

0253-6102/51/3/411

Abstract

We present a scheme for probabilistic remote preparation of the four-particle entangled W state by using four partial entangled two-particle states as the quantum channel. In this scheme, if Alice (sender) performs four-particle projective measurements and Bob (receiver) adopts some appropriate unitary operation, the remote state preparation can be successfully realized with certain probability. The classical communication cost is also calculated. However, the success probability of preparation can be increased to 1 for four kinds of special states.

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10.1088/0253-6102/51/3/06