Results 31 to 40 of about 2,569,347 (213)

Sharing quantum nonlocality and genuine nonlocality with independent observables [PDF]

open access: yes, 2021
Tinggui Zhang1,† and Shao-Ming Fei 1 School of Mathematics and Statistics, Hainan Normal University, Haikou, 571158, China 2 School of Mathematical Sciences, Capital Normal University, Beijing 100048, China 3 Shenzhen Institute for Quantum Science and ...
Ting-Gui Zhang, S. Fei
semanticscholar   +1 more source

Genuine hidden nonlocality without entanglement: from the perspective of local discrimination

open access: yesNew Journal of Physics, 2022
Quantum nonlocality without entanglement is a fantastic phenomenon in quantum theory. This kind of quantum nonlocality is based on the task of local discrimination of quantum states. Recently, Bandyopadhyay and Halder (2021 Phys. Rev.
Mao-Sheng Li, Zhu-Jun Zheng
doaj   +1 more source

Is the Devil in h?

open access: yesEntropy, 2021
This note is a part of my effort to rid quantum mechanics (QM) nonlocality. Quantum nonlocality is a two faced Janus: one face is a genuine quantum mechanical nonlocality (defined by the Lüders’ projection postulate).
Andrei Khrennikov
doaj   +1 more source

Equivalence checking of quantum circuits by nonlocality

open access: yesnpj Quantum Information, 2022
Suppose two quantum circuit chips are located at different places, for which we do not have any prior knowledge, and cannot see the internal structures either.
Weixiao Sun, Zhaohui Wei
doaj   +1 more source

Strong quantum nonlocality without entanglement in multipartite quantum systems [PDF]

open access: yesPhysical Review A, 2020
In this paper, we generalize the concept of strong quantum nonlocality from two aspects. First, in a tripartite quantum system, we present a construction of strongly nonlocal quantum states containing $6{(d\ensuremath{-}1)}^{2}$ orthogonal product states
Pei Yuan, Guojing Tian, Xiao-Ming Sun
semanticscholar   +1 more source

ChitambarLab/vqo-nonlocality-noisy-quantum-networks: v0.1.0

open access: yes, 2022
Initial public release of supplementary codebase for "Variational Quantum Optimization of Nonlocality in Noisy Quantum ...
Brian Doolittle
core   +1 more source

Quantum steering with vector vortex photon states with the detection loophole closed

open access: yesnpj Quantum Information, 2022
Violating a nonlocality inequality enables the most powerful remote quantum information tasks and fundamental tests of quantum physics. Loophole-free photonic verification of nonlocality has been achieved with polarization-entangled photon pairs, but not
Sergei Slussarenko   +7 more
doaj   +1 more source

Conformal invariance and quantum nonlocality in critical hybrid circuits [PDF]

open access: yesPhysical review B, 2020
Yaodong Li, Xiao Chen, 3, 4 Andreas W. W. Ludwig, and Matthew P. A. Fisher Department of Physics, University of California, Santa Barbara, CA 93106 Kavli Institute for Theoretical Physics, University of California, Santa Barbara, CA 93106 Department of ...
Yao-Dong Li   +3 more
semanticscholar   +1 more source

General Non-Markovian Quantum Dynamics

open access: yesEntropy, 2021
A general approach to the construction of non-Markovian quantum theory is proposed. Non-Markovian equations for quantum observables and states are suggested by using general fractional calculus.
Vasily E. Tarasov
doaj   +1 more source

Strong quantum nonlocality: Unextendible biseparability beyond unextendible product basis [PDF]

open access: yesPhysical Review A
An unextendible biseparable basis (UBB) is a set of orthogonal pure biseparable states which span a subspace of a given Hilbert space while the complementary subspace contains only genuinely entangled states. These biseparable bases are useful to produce
Atanu Bhunia   +4 more
semanticscholar   +1 more source

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