Articles with "quantum network" as a keyword



The study of interference effect in a globally coupled quantum network

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Published in 2019 at "Quantum Information Processing"

DOI: 10.1007/s11128-019-2325-3

Abstract: We investigate the quantum interference effect in a globally coupled quantum network that is composed of N lowly dissipative optical cavities and a highly dissipative cavity. After effectively eliminating the highly dissipative mode, we obtain… read more here.

Keywords: interference; quantum network; interference effect;

Experimental violation of local causality in a quantum network

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Published in 2017 at "Nature Communications"

DOI: 10.1038/ncomms14775

Abstract: Bell's theorem plays a crucial role in quantum information processing and thus several experimental investigations of Bell inequalities violations have been carried out over the years. Despite their fundamental relevance, however, previous experiments did not… read more here.

Keywords: violation local; experimental violation; quantum; quantum network ... See more keywords

Realization of a crosstalk-avoided quantum network node using dual-type qubits of the same ion species

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-023-44220-z

Abstract: In ion-photon quantum network platforms, usually memory qubits and communication qubits are encoded in ions of different species. Here, instead, the authors show how to realise ion-photon entanglement within the same-species-dual-encoding scheme. Generating ion-photon entanglement… read more here.

Keywords: quantum network; ion photon; ion; dual type ... See more keywords

Routing entanglement in the quantum internet

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Published in 2019 at "npj Quantum Information"

DOI: 10.1038/s41534-019-0139-x

Abstract: Remote quantum entanglement can enable numerous applications including distributed quantum computation, secure communication, and precision sensing. We consider how a quantum network—nodes equipped with limited quantum processing capabilities connected via lossy optical links—can distribute high-rate… read more here.

Keywords: quantum; quantum network; network; entanglement ... See more keywords
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Cambridge quantum network

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Published in 2019 at "npj Quantum Information"

DOI: 10.1038/s41534-019-0221-4

Abstract: Future-proofing current fibre networks with quantum key distribution (QKD) is an attractive approach to combat the ever growing breaches of data theft. To succeed, this approach must offer broadband transport of quantum keys, efficient quantum… read more here.

Keywords: quantum; quantum network; network; network cambridge ... See more keywords

Deterministic multi-qubit entanglement in a quantum network.

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Published in 2021 at "Nature"

DOI: 10.1038/s41586-021-03288-7

Abstract: The generation of high-fidelity distributed multi-qubit entanglement is a challenging task for large-scale quantum communication and computational networks1-4. The deterministic entanglement of two remote qubits has recently been demonstrated with both photons5-10 and phonons11. However,… read more here.

Keywords: state; quantum; quantum network; multi qubit ... See more keywords

An operating system for executing applications on quantum network nodes

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Published in 2025 at "Nature"

DOI: 10.1038/s41586-025-08704-w

Abstract: The goal of future quantum networks is to enable new internet applications that are impossible to achieve using only classical communication1, 2–3. Up to now, demonstrations of quantum network applications4, 5–6 and functionalities7, 8, 9,… read more here.

Keywords: system; architecture; quantum network; applications quantum ... See more keywords

Public quantum network: The first node

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Published in 2024 at "Applied Physics Letters"

DOI: 10.1063/5.0241562

Abstract: We present a quantum network that distributes entangled photons between the University of Illinois Urbana-Champaign and a public library in Urbana. The network allows members of the public to perform measurements on the photons. We… read more here.

Keywords: quantum network; network first; public quantum; first node ... See more keywords

Capacity of a continuously distributed quantum network

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Published in 2018 at "Physical Review A"

DOI: 10.1103/physreva.98.012316

Abstract: This paper investigates the capacity of a continuously distributed quantum network. A mathematical model of a multihop quantum communication process is given for capacity analysis. Our model assumes $n$ nodes in a unit square, and… read more here.

Keywords: distributed quantum; quantum network; capacity; continuously distributed ... See more keywords

Locating sources of Szegedy's quantum network.

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Published in 2024 at "Physical review. E"

DOI: 10.1103/physreve.109.014311

Abstract: Source location in quantum networks is a critical area of research with profound implications for cutting-edge fields such as quantum state tomography, quantum computing, and quantum communication. In this study, we present groundbreaking research on… read more here.

Keywords: quantum; source location; szegedy quantum; quantum network ... See more keywords
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All-Optical Entanglement Swapping.

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Published in 2022 at "Physical review letters"

DOI: 10.1103/physrevlett.128.060503

Abstract: Entanglement swapping, which is a core component of quantum network and an important platform for testing the foundation of quantum mechanics, can enable the entangling of two independent particles without direct interaction both in discrete… read more here.

Keywords: entanglement swapping; optical entanglement; quantum network; measurement ... See more keywords