In quantum system, noise primary results from decoherence and imperfect quantum gates.

在量子系统中, 信道噪声主要源于消相干效应和量子门的不精确性.

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This result indicates the intrinsic relation between entanglement, Loschmidt echo, decoherence quantum criticality.

这个结果揭示了纠缠, 洛克斯密特回波, 退相干以及临界性之间的内在联系.

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We experimentally implement a fault - tolerant quantum key distribution protocol with two photons in a decoherence - free subspace.

我们利用两光子消相干自由子空间实验实现了 容错 量子密码.

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