Articles with "cluster states" as a keyword



Blind Quantum Signature with Controlled Four-Particle Cluster States

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Published in 2017 at "International Journal of Theoretical Physics"

DOI: 10.1007/s10773-017-3413-8

Abstract: A novel blind quantum signature scheme based on cluster states is introduced. Cluster states are a type of multi-qubit entangled states and it is more immune to decoherence than other entangled states. The controlled four-particle… read more here.

Keywords: particle cluster; cluster states; signature; cluster ... See more keywords

Theoretically extensible quantum digital signature with starlike cluster states

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Published in 2017 at "Quantum Information Processing"

DOI: 10.1007/s11128-016-1458-x

Abstract: Chen et al. (Phys Rev A 73:012303, 2006) constructed this “starlike cluster” state, which involves one qubit located at the center and n neighboring two-qubit arms. This genuine entangled state has been used for the… read more here.

Keywords: extensible quantum; cluster states; starlike cluster; cluster ... See more keywords

Multi-party quantum key agreement with four-qubit cluster states

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Published in 2019 at "Quantum Information Processing"

DOI: 10.1007/s11128-019-2346-y

Abstract: Based on four-qubit cluster states, we present a new multi-party quantum key agreement (QKA) protocol. The proposed protocol makes full use of four-qubit cluster states as quantum resources and performs the X operation to generate… read more here.

Keywords: four qubit; multi party; party; qubit cluster ... See more keywords

Deterministic generation of two-dimensional multi-photon cluster states

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-025-60472-3

Abstract: Multidimensional cluster states are a key resource for robust quantum communication, measurement-based quantum computing and quantum metrology. Here, we present a device capable of emitting large-scale entangled microwave photonic states in a two dimensional ladder… read more here.

Keywords: cluster states; device; cluster; two dimensional ... See more keywords

Scheme of preparing cluster states with cat qubits

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Published in 2024 at "New Journal of Physics"

DOI: 10.1088/1367-2630/ad825d

Abstract: Cluster states are essential quantum resources for one-way quantum computations and quantum networks. The reliable generation of cluster states in specific quantum systems is crucial for initializing complex quantum operations. In this paper, we introduce… read more here.

Keywords: preparing cluster; cluster states; cluster; cluster state ... See more keywords

Heralded high-efficiency entanglement concentration of cluster states for photon systems with linear optics via time-delay effect

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Published in 2024 at "Laser Physics Letters"

DOI: 10.1088/1612-202x/ad6e6a

Abstract: Entanglement concentration stands as a pivotal technique to safeguard against degraded fidelity in long-distance quantum communication. In this manuscript, propose ultra-efficient entanglement concentration protocols (ECPs) tailored for less-entangled two-photon cluster states and four-photon cluster states… read more here.

Keywords: optics; entanglement concentration; cluster states; time ... See more keywords

Investigation of cluster states around 20Ne including spin-orbit coupling and its extension to heavier nuclei

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Published in 2025 at "Chinese Physics C"

DOI: 10.1088/1674-1137/adf317

Abstract: Clustering, as a fundamental dynamical feature existing widely in many-body systems, has aroused tremendous interest in nuclear physics over the last few decades. The α-cluster concept has been used successfully to describe the energy spectra… read more here.

Keywords: cluster states; cluster; spin orbit; heavier nuclei ... See more keywords

Quantum-controlled cluster states

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Published in 2021 at "Physical Review A"

DOI: 10.1103/physreva.104.033713

Abstract: Quantum optical cluster states have been increasingly explored, in the light of their importance for measurement-based quantum computing. Here we set forth a new method for generating quantum controlled cluster states: pumping an optical parametric… read more here.

Keywords: cluster; controlled cluster; cluster states; quantum controlled ... See more keywords

Implementing quantum algorithms on temporal photonic cluster states

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Published in 2018 at "Physical Review A"

DOI: 10.1103/physreva.98.032316

Abstract: Implementing quantum algorithms is essential for quantum computation. We study the implementation of three quantum algorithms by performing homodyne measurements on a two-dimensional temporal continuous-variable cluster state. We first review the generation of temporal cluster… read more here.

Keywords: state; quantum; cluster states; quantum algorithms ... See more keywords

Continuous-Variable Square-Ladder Cluster States in a Microwave Frequency Comb.

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Published in 2024 at "Physical review letters"

DOI: 10.1103/physrevlett.134.183602

Abstract: We describe an experiment demonstrating the generation of three independent square-ladder continuous-variable cluster states with up to 94 qumodes of a microwave frequency comb. This entanglement structure at a large scale is realized by injecting… read more here.

Keywords: square ladder; microwave frequency; cluster states; continuous variable ... See more keywords

Generation of large-scale continuous-variable cluster states multiplexed both in time and frequency domains.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.479420

Abstract: A large-scale continuous variable (CV) cluster state is necessary in quantum information processing based on measurement-based quantum computing (MBQC). Specially, generating a large-scale CV cluster state multiplexed in a time domain is easier to implement… read more here.

Keywords: scale; large scale; cluster; cluster states ... See more keywords