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Phys. Rev. A 80, 042316 (2009) [8 pages]

Cluster-type entangled coherent states: Generation and application

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Nguyen Ba An*
Institute of Physics and Electronics, 10 Dao Tan, Thu Le, Ba Dinh, Hanoi 10000, Vietnam and Korea Institute for Advanced Study, 207-43 Cheongryangni 2-dong, Dongdaemun-gu, Seoul 130-722, Korea

Jaewan Kim
Korea Institute for Advanced Study, 207-43 Cheongryangni 2-dong, Dongdaemun-gu, Seoul 130-722, Korea

Received 29 May 2009; published 20 October 2009

We consider a type of (M+N)-mode entangled coherent states and propose a simple deterministic scheme to generate these states that can fly freely in space. We then exploit such free-flying states to teleport certain kinds of superpositions of multimode coherent states. We also address the issue of manipulating size and type of entangled coherent states by means of linear optics elements only.

© 2009 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.80.042316
DOI:
10.1103/PhysRevA.80.042316
PACS:
03.67.Bg, 03.65.Ud, 42.50.Dv

*nbaan@kias.re.kr; http://newton.kias.re.kr/~nbaan

jaewan@kias.re.kr