Results 41 to 50 of about 110,659 (313)

Device-independent dimension test in a multiparty Bell experiment

open access: yesNew Journal of Physics, 2019
A device-independent dimension test for a Bell experiment aims to estimate the underlying Hilbert space dimension that is required to produce given measurement statistical data without any other assumptions concerning the quantum apparatus. Previous work
Zhaohui Wei, Jamie Sikora
doaj   +1 more source

Experimentally Demonstrate the Spin-1 Information Entropic Inequality Based on Simulated Photonic Qutrit States

open access: yesEntropy, 2020
Quantum correlations of higher-dimensional systems are an important content of quantum information theory and quantum information application. The quantification of quantum correlation of high-dimensional quantum systems is crucial, but difficult.
Lianzhen Cao   +5 more
doaj   +1 more source

Correlation defense for quantum randomness

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2020
New nonparametric methods were developed for verification and monitoring of quantum randomness based on the ranged correlation function (RCF) and a sequence of the ranged amplitudes (SRA).
N.S. Perminov   +3 more
doaj   +1 more source

Randomness-based macroscopic Franson-type nonlocal correlation

open access: yesScientific Reports, 2022
Franson-type nonlocal correlation is related to Bell inequality violation tests and has been applied for quantum key distributions based on time bin methods.
Byoung S. Ham
doaj   +1 more source

Are quantum correlations symmetric?

open access: yesQuantum Information and Computation, 2010
We provide operational definition of asymmetry of entanglement: An entangled state contains asymmetric entanglement if its subsystems can not be exchanged (swapped) by means of local operations and classical communication. We show that in general states have asymmetric entanglement.
Horodecki, Karol   +2 more
openaire   +2 more sources

Quantum correlations and number theory [PDF]

open access: yesJournal of Physics A: Mathematical and General, 2002
8 pages, 2 ...
Boos, H. E.   +3 more
openaire   +2 more sources

Quantum correlations and ergotropy

open access: yesPhysical Review E, 2022
Understanding the role of classical and quantum correlations in work extraction is a problem of fundamental importance in thermodynamics. We approach this problem by considering that, in closed quantum systems, the maximum cyclic work extractable is equal to the ergotropy.
openaire   +3 more sources

Quantum Walks of Correlated Photons [PDF]

open access: yesScience, 2010
A Correlated Quantum Walk Random walks are powerful tools for modeling statistical events. The analogous quantum walk involves particles tunneling between available sites. Peruzzo et al. (p. 1500 ; see the Perspective by
Peruzzo A.   +13 more
openaire   +4 more sources

Converting Coherence to Quantum Correlations [PDF]

open access: yesPhysical Review Letters, 2016
Recent results in quantum information theory characterize quantum coherence in the context of resource theories. Here we study the relation between quantum coherence and quantum discord, a kind of quantum correlation which appears even in non-entangled states.
Ma J.   +4 more
openaire   +7 more sources

Trace Nickel Activated Biphasic Core‐CuOii/Shell‐CuOi Secondary Microspheres Enable Room Temperature Parts‐Per‐Trillion‐Level NO2 Detection

open access: yesAdvanced Engineering Materials, EarlyView.
An idea of designing novel sensors is proposed by creating appropriate Schottky barriers and vacancies between isomorphous Core‐CuOii/ Shell‐CuOi secondary microspheres and enhancing catalytic and spill‐over effects, and electronegativity via spontaneous biphasic separation, self‐assembly, and trace‐Ni‐doping.
Bala Ismail Adamu   +8 more
wiley   +1 more source

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