Results 31 to 40 of about 6,286 (299)

The nonlocal universe [PDF]

open access: yesCommunicative & Integrative Biology, 2020
We propose that the universe is nonlocal and that the appropriate worldview or paradigm for this understanding is nonlocal realism. Currently the worldview of local realism guides and frames the understanding and interpretations of science. Local realism was the worldview employed by Einstein in his relativity theories, but the principles of this ...
Andrew Lohrey, Bruce Boreham
openaire   +3 more sources

Certification of non-classicality in all links of a photonic star network without assuming quantum mechanics

open access: yesNature Communications, 2023
Networks composed of independent sources of entangled particles that connect distant users are a rapidly developing quantum technology and an increasingly promising test-bed for fundamental physics.
Ning-Ning Wang   +8 more
doaj   +1 more source

Self-testing nonlocality without entanglement [PDF]

open access: yes, 2022
Quantum theory allows for nonlocality without entanglement. Notably, there exist bipartite quantum measurements consisting of only product eigenstates, yet they cannot be implemented via local quantum operations and classical communication.
Brunner, Nicolas, Šupić, Ivan
core   +2 more sources

Variational Quantum Optimization of Nonlocality in Noisy Quantum Networks

open access: yesIEEE Transactions on Quantum Engineering, 2023
The noise and complexity inherent to quantum communication networks leads to technical challenges in designing quantum network protocols using classical methods.
Brian Doolittle   +3 more
doaj   +1 more source

Operational Significance of the Quantum Resource Theory of Buscemi Nonlocality

open access: yesPRX Quantum, 2021
Although entanglement is necessary for observing nonlocality in a Bell experiment, there are entangled states that can never be used to demonstrate nonlocal correlations. In a seminal paper Buscemi [Phys. Rev. Lett.
Patryk Lipka-Bartosik   +3 more
doaj   +1 more source

Speeding up the spread of quantum information in chaotic systems

open access: yesJournal of High Energy Physics, 2021
We explore the effect of introducing mild nonlocality into otherwise local, chaotic quantum systems, on the rate of information spreading and associated rates of entanglement generation and operator growth.
Stefan Eccles   +4 more
doaj   +1 more source

Nonlocality Without Nonlocality [PDF]

open access: yesFoundations of Physics, 2009
15 pages, 9 figures (some color). Changes in version 2 include (1) a correction to the abstract: Bell's theorem is now said to demonstrate the impossibility of a local hidden variable theory, (2) the "non-spacelike" initial value problem is now the "mixed" initial value problem, (3)the figures should reproduce more clearly.
openaire   +3 more sources

Sharing nonlocality between sequential observers by means of projective measurements [PDF]

open access: yes, 2022
openWeak measurements are considered fundamental for sharing the nonlocality of an entangled two-qubit state between several sequential observers. In this thesis work, we show that this is not necessarily true.
STEFFINLONGO, ANNA
core  

Decoherence-Induced Sudden Death of Entanglement and Bell Nonlocality

open access: yesPhotonics, 2022
Decoherence due to the unwanted interaction between a quantum system and environment leads to the degradation of quantum coherence. In particular, for an entangled state, decoherence makes a loss of entanglement and Bell nonlocality known as entanglement
Dong-Gil Im, Yoon-Ho Kim
doaj   +1 more source

Nonlocal Neural Networks, Nonlocal Diffusion and Nonlocal Modeling

open access: yesCoRR, 2018
Nonlocal neural networks have been proposed and shown to be effective in several computer vision tasks, where the nonlocal operations can directly capture long-range dependencies in the feature space. In this paper, we study the nature of diffusion and damping effect of nonlocal networks by doing spectrum analysis on the weight matrices of the well ...
Yunzhe Tao   +3 more
openaire   +3 more sources

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