Results 11 to 20 of about 25,058 (296)

Entangled quantum memristors [PDF]

open access: yesPhysical Review A, 2021
We propose the interaction of two quantum memristors via capacitive and inductive coupling in feasible superconducting circuit architectures. In this composed system the input gets correlated in time, which changes the dynamic response of each quantum memristor in terms of its pinched hysteresis curve and their nontrivial entanglement.
Kumar, Shubham   +6 more
openaire   +2 more sources

Entanglement: quantum or classical? [PDF]

open access: yesReports on Progress in Physics, 2020
From its seemingly non-intuitive and puzzling nature, most evident in numerous EPR-like gedankenexperiments to its almost ubiquitous presence in quantum technologies, entanglement is at the heart of modern quantum physics. First introduced by Erwin Schr dinger nearly a century ago, entanglement has remained one of the most fascinating ideas that came ...
Dilip Paneru   +4 more
openaire   +5 more sources

Quantum impurity entanglement [PDF]

open access: yesJournal of Statistical Mechanics: Theory and Experiment, 2007
62 pages, 27 figures, JSTAT ...
Sørensen, Erik S.   +3 more
openaire   +2 more sources

Quantum entanglement percolation [PDF]

open access: yesJournal of Physics B: Atomic, Molecular and Optical Physics, 2016
5 pages, 2 ...
openaire   +3 more sources

Computing quantum discord is NP-complete

open access: yesNew Journal of Physics, 2014
We study the computational complexity of quantum discord (a measure of quantum correlation beyond entanglement), and prove that computing quantum discord is NP-complete.
Yichen Huang
doaj   +1 more source

Entanglement 25 Years after Quantum Teleportation: Testing Joint Measurements in Quantum Networks

open access: yesEntropy, 2019
Twenty-five years after the invention of quantum teleportation, the concept of entanglement gained enormous popularity. This is especially nice to those who remember that entanglement was not even taught at universities until the 1990s.
Nicolas Gisin
doaj   +1 more source

Experimental localisation of quantum entanglement through monitored classical mediator [PDF]

open access: yesQuantum, 2021
Quantum entanglement is a form of correlation between quantum particles that cannot be increased via local operations and classical communication.
Soham Pal   +4 more
doaj   +1 more source

A quantum router architecture for high-fidelity entanglement flows in quantum networks

open access: yesnpj Quantum Information, 2022
The past decade has seen tremendous progress in experimentally realizing the building blocks of quantum repeaters. Repeater architectures with multiplexed quantum memories have been proposed to increase entanglement distribution rates, but an open ...
Yuan Lee   +4 more
doaj   +1 more source

How discord underlies the noise resilience of quantum illumination

open access: yesNew Journal of Physics, 2016
The benefits of entanglement can outlast entanglement itself. In quantum illumination, entanglement is employed to better detect reflecting objects in environments so noisy that all entanglement is destroyed.
Christian Weedbrook   +4 more
doaj   +1 more source

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