Results 101 to 110 of about 5,417,762 (253)

Analysis of Quantum Steering Measures

open access: yesEntropy
The effect of quantum steering describes a possible action at a distance via local measurements. In the last few years, several criteria have been proposed to detect this type of correlation in quantum systems. However, there are few approaches presented
Lucas Maquedano, Ana C. S. Costa
doaj   +1 more source

Spin-orbital excitations encoding the magnetic phase transition in the van der Waals antiferromagnet FePS3

open access: yesnpj Quantum Materials
Van der Waals (vdW) materials are featuring intertwined electronic order and collective phenomena. Elucidating the dynamics of the elementary excitations within the fundamental electronic degrees of freedom is of paramount importance.
Yuan Wei   +15 more
doaj   +1 more source

Quantum and Classical Correlations in Quantum Brownian Motion [PDF]

open access: yesPhysical Review Letters, 2002
We investigate the entanglement properties of the joint state of a distinguished quantum system and its environment in the quantum Brownian motion model. This model is a frequent starting point for investigations of environment-induced superselection.
Eisert, J, Plenio, MB
openaire   +5 more sources

Quantum Correlations and Secret Bits

open access: yesPhysical Review Letters, 2005
4 pages, published ...
Acin, Antonio, Gisin, Nicolas
openaire   +5 more sources

Quantum correlations and artificial intelligence

open access: yesУправление, 2020
The possibility of using quantum correlations in the process of exchanging information between artificial intelligence systems has been considered. The benefits of using quantum correlations in such process include: high degree of information protection ...
L. B. Boldyreva, E. Yu. Belova
doaj   +1 more source

Geometry of the set of quantum correlations [PDF]

open access: yes, 2017
It is well known that correlations predicted by quantum mechanics cannot be explained by any classical (local-realistic) theory. The relative strength of quantum and classical correlations is usually studied in the context of Bell inequalities, but this ...
Koon Tong Goh   +7 more
semanticscholar   +1 more source

Quantum mutual information in time

open access: yesNew Journal of Physics
While the quantum mutual information is a fundamental measure of quantum information, it is only defined for spacelike separated quantum systems. Such a limitation is not present in the theory of classical information, where the mutual information ...
Zhen Wu   +3 more
doaj   +1 more source

On the weight of entanglement

open access: yesPhysics Letters B, 2016
We investigate a scenario where quantum correlations affect the gravitational field. We show that quantum correlations between particles occupying different positions have an effect on the gravitational field. We find that the small perturbations induced
David Edward Bruschi
doaj   +1 more source

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