刊物主题:Quantum Information Technology, Spintronics; Quantum Computing; Data Structures, Cryptology and Information Theory; Quantum Physics; Mathematical Physics;
出版者:Springer US
ISSN:1573-1332
卷排序:16
文摘
We present a scheme to implement Bell states measurement for an arbitrary number of photons by using robust continuous variable coherent modes, called as quantum communication bus (qubus) and weak cross-Kerr nonlinearities. Remarkably, the success probability of our scheme is close to unity, and our scheme does not require any ancillary resource entanglement. Our scheme is likely to yield versatile applications for quantum computation and quantum teleportation.
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