Spacetime Path Integrals for Entangled States
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DOI: 10.1007/s10701-021-00520-2
Abstract: Although the path-integral formalism is known to be equivalent to conventional quantum mechanics, it is not generally obvious how to implement path-based calculations for multi-qubit entangled states. Whether one takes the formal view of entangled… read more here.
Keywords: spacetime path; path integrals; entangled states; quantum ... See more keywords
Preparation of Greenberger-Horne-Zeilinger Entangled States in the Atom-Cavity Systems
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-018-3679-5
Abstract: We present a new simple scheme for the preparation of Greenberger-Horne-Zeilinger maximally entangled states of two two-level atoms. The distinct feature of the effective Hamiltonian is that there is no energy exchange between the atoms… read more here.
Keywords: preparation greenberger; horne zeilinger; cavity; greenberger horne ... See more keywords
Remote Preparation of Some Three Particle Entangled States Under Divided Information
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-018-3911-3
Abstract: In this paper we design a protocol for the preparation of a class of three particle entangled states at a distant location in the situation where the information of the state is divided. This situation… read more here.
Keywords: information; three particle; particle entangled; particle ... See more keywords
On-Chip Multiphoton Entangled States by Path Identity
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-019-04243-z
Abstract: Multiphoton entanglement, as a quantum resource, plays an essential role in linear optical quantum information processing. Krenn et al. (Phys. Rev. Lett. 118, 080401 2017) proposed an innovative scheme that generating entanglement by path identity,… read more here.
Keywords: path identity; chip multiphoton; identity; entangled states ... See more keywords
Quantum Locality of N Entangled States
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DOI: 10.1007/s10773-020-04484-3
Abstract: The nonlocality research of quantum entanglement plays an important role in the development of quantum mechanics theory and quantum information technology. As multipartite entangled state is a rare quantum resource, its nonlocality research has always… read more here.
Keywords: quantum locality; research; entangled states; lifting bell ... See more keywords
Controlled Quantum Dialogue with Five-Qubit Entangled States
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DOI: 10.1007/s10773-021-04895-w
Abstract: In this paper, a controlled quantum dialogue protocol is designed based on five-qubit entangled states. One five-qubit entangled state can be used to exchange one communicant’s two private bits with the other communicant’s two private… read more here.
Keywords: quantum dialogue; controlled quantum; qubit entangled; entangled states ... See more keywords
Deterministic remote preparation of arbitrary multi-qubit equatorial states via two-qubit entangled states
Sign Up to like & getrecommendations! Published in 2018 at "Quantum Information Processing"
DOI: 10.1007/s11128-018-1837-6
Abstract: We propose an efficient scheme for remotely preparing an arbitrary n-qubit equatorial state via n two-qubit maximally entangled states. Compared to the former scheme (Wei et al. in Quantum Inf Process 16:260, 2017) that has… read more here.
Keywords: qubit equatorial; remote preparation; two qubit; via two ... See more keywords
Transferring entangled states of photonic cat-state qubits in circuit QED
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DOI: 10.1007/s11467-019-0949-5
Abstract: We propose a method for transferring quantum entangled states of two photonic cat-state qubits ( cqubits ) from two microwave cavities to the other two microwave cavities. This proposal is realized by using four microwave… read more here.
Keywords: state; photonic cat; circuit; entangled states ... See more keywords
Controllable and accelerated generation of entangled states between two superconducting qubits in circuit QED
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DOI: 10.1016/j.optlastec.2020.106699
Abstract: Abstract Optimal generation of entangled states is of significance to quantum information processing. Here an efficient scheme is proposed for performing controllable and accelerated generation of entangled states between two superconducting qubits. Two three-level artificial… read more here.
Keywords: superconducting qubits; generation entangled; controllable accelerated; entangled states ... See more keywords
Direct transfer of classical non-separable states into hybrid entangled two photon states
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DOI: 10.1038/s41598-017-07318-1
Abstract: Hybrid entangled states, having entanglement between different degrees-of-freedom (DoF) of a particle pair, are of great interest for quantum information science and communication protocols. Among different DoFs, the hybrid entangled states encoded with polarization and… read more here.
Keywords: transfer classical; non separable; hybrid entangled; entangled states ... See more keywords
Creation of quantum entangled states of Rydberg atoms via chirped adiabatic passage
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DOI: 10.1038/s41598-021-92325-6
Abstract: Entangled states are crucial for modern quantum enabled technology which makes their creation key for future developments. In this paper, a robust quantum control methodology is presented to create entangled states of two typical classes,… read more here.
Keywords: methodology; quantum; creation quantum; usepackage ... See more keywords