Improving the Teleportation Scheme of Three-Qubit State with a Four-Qubit Quantum Channel
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-017-3547-8
Abstract: Recently, Zhao-Hui Wei et al. (Int. J. Theor. Phys. 55, 4687, 2016) proposed an improved quantum teleportation scheme for one three-qubit unknown state with a four-qubit quantum channel based on the original one proposed by… read more here.
Keywords: state; four qubit; three qubit; quantum channel ... See more keywords
Unknown Two Particles Teleportation Using a Special Two-Particle Quantum Channel
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-017-3570-9
Abstract: In this paper, two schemes of teleporting two particles are proposed. In first scheme, an auxiliary particle is introduced to transfer a two-particle state with special coefficients. The sender adopts Bell bases measurement and Von… read more here.
Keywords: two particles; special two; two particle; unknown two ... See more keywords
Improving the Teleportation Scheme of Five-Qubit State with a Seven-Qubit Quantum Channel
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-018-3863-7
Abstract: Recently, Min Li et al. (Int. J. Theor. Phys. 56, 2710, 2017) proposed an improved quantum teleportation scheme for one five-qubit unknown state with a seven-qubit quantum channel. In this paper, we present an improved… read more here.
Keywords: seven qubit; teleportation scheme; scheme; quantum channel ... See more keywords
Optimizing mixed quantum channels via projected gradient dynamics
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DOI: 10.1007/s11128-025-04995-0
Abstract: Designing a mixed quantum channel is challenging due to the complexity of the transformations and the probabilistic mixtures of more straightforward channels involved. Fully characterizing a quantum channel generally requires preparing a complete set of… read more here.
Keywords: gradient dynamics; quantum; quantum channel; mixed quantum ... See more keywords
Mutual authenticated quantum no-key encryption scheme over private quantum channel
Sign Up to like & getrecommendations! Published in 2017 at "Science China Information Sciences"
DOI: 10.1007/s11432-017-9180-2
Abstract: In this paper, we realize Shamir’s no-key protocol via quantum computation of Boolean functions and a private quantum channel. The proposed quantum no-key protocol has three rounds and provides mutual data origin authentication. Random Boolean… read more here.
Keywords: authenticated quantum; authentication; quantum channel; mutual authenticated ... See more keywords
Experimental demonstration of a measurement-based realisation of a quantum channel
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DOI: 10.1088/1367-2630/aa9b5c
Abstract: We introduce and experimentally demonstrate a method for realising a quantum channel using the measurement-based model. Using a photonic setup and modifying the bases of single-qubit measurements on a four-qubit entangled cluster state, representative channels… read more here.
Keywords: demonstration measurement; measurement based; experimental demonstration; measurement ... See more keywords
Asymptotics of quantum channels
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Physics A: Mathematical and Theoretical"
DOI: 10.1088/1751-8121/acd828
Abstract: We discuss several aspects concerning the asymptotic dynamics of dicretetime semigroups associated with a quantum channel. By using an explicit expression of the asymptotic map, which describes the action of the quantum channel on its… read more here.
Keywords: asymptotics quantum; quantum channel; asymptotic dynamics; quantum channels ... See more keywords
Improving quantum channel discrimination with resourceful states
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DOI: 10.1103/fw4d-3t9j
Abstract: One of the key issues in quantum discrimination problems is understanding the extent of the advantages in discrimination performance when using resource states compared to resourceless states. We show that in any resource theory of… read more here.
Keywords: discrimination; robustness measure; channel discrimination; improving quantum ... See more keywords
Quantum channel-position finding using single photons
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DOI: 10.1103/physreva.105.023705
Abstract: Channel position finding is the task of determining the location of a single target channel amongst an ensemble of background channels. It has many potential applications, including quantum sensing, quantum reading and quantum spectroscopy. In… read more here.
Keywords: channel position; quantum channel; position finding; finding using ... See more keywords
Hybrid Quantum Noise Model to Compute Gaussian Quantum Channel Capacity
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DOI: 10.1109/access.2024.3355789
Abstract: Quantum information processing leverages the principles of quantum mechanics, utilizing qubits, to improve computational and communicative tasks. In this realm, the quantum channel’s capacity is pivotal in determining the efficiency and accuracy of quantum information… read more here.
Keywords: capacity; quantum channel; channel capacity; quantum ... See more keywords
Bidirectional Controlled Assisted Cloning of Arbitrary Unknown Single-Qudit States
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Journal of Quantum Electronics"
DOI: 10.1109/jqe.2024.3425571
Abstract: By making use of d-dimensional Hadamard gates and d-dimensional controlled NOT gates, we first construct a five-qudit maximally entangled state, and then use it as the quantum channel to propose a new bidirectional scheme for… read more here.
Keywords: qudit; arbitrary unknown; quantum channel; unknown single ... See more keywords