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物理学前沿:英文版

Entanglement concentration for a non-maximally entangled four-photon cluster state

■ Xiang, Yan, Yafei, Yu, Zhiming, Zhang

Published Jan 1, 2014• 0 citations
OpenAlex

Abstract

我们在场为局部地集中一个 non-maximally 纠缠的四光子的簇状态进一个纠缠 maximally 的四光子的簇状态的一个计划。这个计划有高成功可能性。控制 -- 不(CNOT ) 门是在这个计划的关键成分,并且我们使用一扇将近确定的 CNOT 门,它首先与那是类似的由 Nemoto 等介绍了。( Phys。加快。Lett, 2004, 93:250502 ) 。这扇 CNOT 门有简单结构并且不需要强壮的非线性。

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我们在场为局部地集中一个 non-maximally 纠缠的四光子的簇状态进一个纠缠 maximally 的四光子的簇状态的一个计划。这个计划有高成功可能性。控制 -- 不(CNOT ) 门是在这个计划的关键成分,并且我们使用一扇将近确定的 CNOT 门,它首先与那是类似的由 Nemoto 等介绍了。( Phys。加快。Lett, 2004, 93:250502 ) 。这扇 CNOT 门有简单结构并且不需要强壮的非线性。