Articles with "quantum networks" as a keyword



Uncertainty decomposition of quantum networks in SLH framework

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Published in 2019 at "International Journal of Robust and Nonlinear Control"

DOI: 10.1002/rnc.4740

Abstract: This paper presents a systematic method to decompose uncertain linear quantum input-output networks into uncertain and nominal subnetworks, when uncertainties are defined in SLH representation. To this aim, two decomposition theorems are stated, which show… read more here.

Keywords: quantum; decomposition quantum; quantum networks; uncertainty decomposition ... See more keywords

Optimal and scalable entanglement distribution over crossbar quantum networks

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Published in 2024 at "Scientific Reports"

DOI: 10.1038/s41598-024-62274-x

Abstract: Crossbar networks are a cornerstone of network architectures, capable of operating both as standalone interconnections or as integral switching components in complex, multi-stage systems. The main advantages of crossbar networks are their non-blocking operation and… read more here.

Keywords: quantum networks; quantum; entanglement distribution; crossbar quantum ... See more keywords

Entanglement distribution in lossy quantum networks

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Published in 2025 at "Scientific Reports"

DOI: 10.1038/s41598-025-14226-2

Abstract: Entanglement distribution is essential for unlocking the potential of distributed quantum information processing. We consider an N-partite network where entanglement is distributed via a central source over lossy channels, and network participants cooperate to establish… read more here.

Keywords: distribution; distribution lossy; quantum networks; lossy quantum ... See more keywords

Selectively activated suppressed quantum networks in self-assembled single atom-Ag catalyst-based room temperature sensors for health monitoring

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Published in 2024 at "Journal of Materials Chemistry A"

DOI: 10.1039/d4ta01888e

Abstract: The crux to develop multifunctional hybrid materials lies in efficiently harnessing the multi-mode suppressed quantum pathways produced by planned material architecture. However, the complex layout of these in-built networks usually... read more here.

Keywords: activated suppressed; self assembled; quantum networks; selectively activated ... See more keywords

Quantum dots as potential sources of strongly entangled photons: Perspectives and challenges for applications in quantum networks

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Published in 2021 at "Applied Physics Letters"

DOI: 10.1063/5.0038729

Abstract: The generation and long-haul transmission of highly entangled photon pairs is a cornerstone of emerging photonic quantum technologies with key applications such as quantum key distribution and distributed quantum computing. However, a natural limit for… read more here.

Keywords: photon; quantum; quantum networks; applications quantum ... See more keywords

Quantum networks based on color centers in diamond

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Published in 2021 at "Journal of Applied Physics"

DOI: 10.1063/5.0056534

Abstract: Quantum networks based on color centers in diamond Maximilian Ruf,1, 2 Noel H. Wan,3, 4 Hyeongrak Choi,3, 4 Dirk Englund,3, 4, 5, a) and Ronald Hanson1, 2, b) 1)QuTech, Delft University of Technology, PO Box… read more here.

Keywords: centers diamond; quantum networks; delft; based color ... See more keywords
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Delocalized information in quantum networks

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Published in 2020 at "New Journal of Physics"

DOI: 10.1088/1367-2630/ab784d

Abstract: We consider entanglement-based quantum networks where information is stored in a delocalized way within regions or the whole network. This offers a natural protection against failure of network nodes, loss and decoherence, and has built-in… read more here.

Keywords: information; network; delocalized information; quantum networks ... See more keywords

Nonlocal correlations in quantum networks distributed with different entangled states

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Published in 2024 at "New Journal of Physics"

DOI: 10.1088/1367-2630/ad313c

Abstract: We initiate the study of the nonlocal correlations in generic asymmetric quantum networks in a star configuration. Therein, the diverse unrelated sources can emit either partially or maximally entangled states, while the observers employ varying… read more here.

Keywords: correlations quantum; nonlocal correlations; quantum networks; bell ... See more keywords

An enhanced graph state distribution method for quantum networks

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Published in 2025 at "Physica Scripta"

DOI: 10.1088/1402-4896/adbe16

Abstract: Multi-particle entanglement state distribution is a crucial component for executing the quantum communication or computation protocols over quantum networks, and the graph state is an important class of multi-particle entanglement states. If the graph states… read more here.

Keywords: state distribution; enhanced graph; quantum networks; graph state ... See more keywords

‘Pushing’ keys through quantum networks and the complexity of search of the true key

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Published in 2022 at "Laser Physics Letters"

DOI: 10.1088/1612-202x/ac50b2

Abstract: The question of the transfer of an external independent key through trusted nodes, between which the keys obtained during the quantum key distribution are located, is investigated. It is shown that when pushing external ɛ… read more here.

Keywords: pushing keys; key; networks complexity; quantum networks ... See more keywords

Bell Nonlocality in Quantum Networks with Unreliable Sources: Loophole-Free Postelection via Self-Testing.

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Published in 2025 at "Physical review letters"

DOI: 10.1103/bqwm-ll5y

Abstract: We discuss Bell nonlocality in quantum networks with unreliable sources. Our main result is a condition on the observed data that ensures that inconclusive events can be safely discarded, without introducing any loophole. More formally,… read more here.

Keywords: bell nonlocality; nonlocality quantum; quantum networks; networks unreliable ... See more keywords